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jeremybenn |
/********************* (C) COPYRIGHT 2007 RAISONANCE S.A.S. *******************/
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/**
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*
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* @file lcd.c
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* @brief The LCD driver for the ST7637.
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* @author FL
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* @date 07/2007
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*
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**/
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/******************************************************************************/
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/* Includes ------------------------------------------------------------------*/
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#include "lcd.h"
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#include "circle.h"
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/// @cond Internal
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/* Private define ------------------------------------------------------------*/
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#define V9_MADCTRVAL 0x90 /*!< Left orientation value. */
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#define V12_MADCTRVAL 0x30 /*!< Up orientation value. */
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#define V3_MADCTRVAL 0x50 /*!< Right orientation value. */
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#define V6_MADCTRVAL 0xF0 /*!< Bottom orientation value. */
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#define BACKLIGHT_DIVIDER 500 /*!< LCD handler step. */
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/* Private variables ---------------------------------------------------------*/
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// vars for timer dedicated for lcd backlight
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static TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
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static TIM_OCInitTypeDef TIM_OCInitStructure;
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static int HandlerDivider = 0;
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int Current_CCR_BackLightStart = DEFAULT_CCR_BACKLIGHTSTART;
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/* External variable ---------------------------------------------------------*/
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extern GPIO_InitTypeDef GPIO_InitStructure;
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extern u16 CCR_BackLight_Tab[5];
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extern int CurrentRotateScreen;
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extern Rotate_H12_V_Match_TypeDef CurrentScreenOrientation;
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/*! ASCII Table. Each character is 7 column (7dots large) on two pages (16dots high)
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7 column character: Two 8 bit data to display one column*/
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static const u8 AsciiDotsTable[95 * 14 ] = {
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/* ASCII 32 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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44 |
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/* ASCII 33 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x13,0xe0,0x00,0x00,0x00,0x00,0x00,0x00,
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45 |
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/* ASCII 34 */ 0x00,0x00,0x00,0xe0,0x00,0x20,0x00,0x00,0x00,0xe0,0x00,0x20,0x00,0x00,
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46 |
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/* ASCII 35 */ 0x00,0x00,0x35,0x00,0x0f,0x80,0x35,0x60,0x0f,0x80,0x05,0x60,0x00,0x00,
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47 |
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/* ASCII 36 */ 0x00,0x00,0x0d,0x80,0x0a,0x40,0x3a,0x60,0x06,0x40,0x00,0x00,0x00,0x00,
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48 |
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/* ASCII 37 */ 0x00,0x00,0x02,0x40,0x02,0xa0,0x0a,0x40,0x15,0x00,0x09,0x00,0x00,0x00,
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49 |
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/* ASCII 38 */ 0x00,0x00,0x0c,0x00,0x13,0x00,0x14,0x80,0x08,0x80,0x14,0x00,0x00,0x00,
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50 |
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/* ASCII 39 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x01,0xe0,0x00,0x00,0x00,0x00,0x00,0x00,
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51 |
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/* ASCII 40 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x1f,0x80,0x60,0x60,0x00,0x00,0x00,0x00,
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52 |
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/* ASCII 41 */ 0x00,0x00,0x00,0x00,0x60,0x60,0x1f,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
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53 |
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/* ASCII 42 */ 0x00,0x00,0x00,0x40,0x03,0x40,0x00,0xe0,0x03,0x40,0x00,0x40,0x00,0x00,
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54 |
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/* ASCII 43 */ 0x02,0x00,0x02,0x00,0x02,0x00,0x1f,0xc0,0x02,0x00,0x02,0x00,0x02,0x00,
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55 |
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/* ASCII 44 */ 0x00,0x00,0x00,0x00,0x60,0x00,0x38,0x00,0x08,0x00,0x00,0x00,0x00,0x00,
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56 |
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/* ASCII 45 */ 0x00,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x00,0x00,
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57 |
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/* ASCII 46 */ 0x00,0x00,0x00,0x00,0x18,0x00,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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58 |
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/* ASCII 47 */ 0x00,0x00,0x20,0x00,0x18,0x00,0x06,0x00,0x01,0x80,0x00,0x60,0x00,0x00,
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59 |
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/* ASCII 48 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x10,0x20,0x10,0x20,0x0f,0xc0,0x00,0x00,
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60 |
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/* ASCII 49 */ 0x00,0x00,0x10,0x00,0x10,0x20,0x1f,0xe0,0x10,0x00,0x10,0x00,0x00,0x00,
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61 |
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/* ASCII 50 */ 0x00,0x00,0x18,0x40,0x14,0x20,0x12,0x20,0x11,0x20,0x18,0xc0,0x00,0x00,
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62 |
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/* ASCII 51 */ 0x00,0x00,0x08,0x40,0x10,0x20,0x11,0x20,0x11,0x20,0x0e,0xc0,0x00,0x00,
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63 |
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/* ASCII 52 */ 0x00,0x00,0x06,0x00,0x05,0x00,0x04,0xc0,0x14,0x20,0x1f,0xe0,0x14,0x00,
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64 |
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/* ASCII 53 */ 0x00,0x00,0x08,0x00,0x11,0xe0,0x11,0x20,0x11,0x20,0x0e,0x20,0x00,0x00,
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65 |
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/* ASCII 54 */ 0x00,0x00,0x0f,0x80,0x11,0x40,0x11,0x20,0x11,0x20,0x0e,0x20,0x00,0x00,
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66 |
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/* ASCII 55 */ 0x00,0x00,0x00,0x60,0x00,0x20,0x18,0x20,0x07,0x20,0x00,0xe0,0x00,0x00,
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67 |
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/* ASCII 56 */ 0x00,0x00,0x0e,0xc0,0x11,0x20,0x11,0x20,0x11,0x20,0x0e,0xc0,0x00,0x00,
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68 |
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/* ASCII 57 */ 0x00,0x00,0x11,0xc0,0x12,0x20,0x12,0x20,0x0a,0x20,0x07,0xc0,0x00,0x00,
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69 |
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/* ASCII 58 */ 0x00,0x00,0x00,0x00,0x19,0x80,0x19,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
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70 |
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/* ASCII 59 */ 0x00,0x00,0x00,0x00,0x30,0x00,0x19,0x80,0x09,0x80,0x00,0x00,0x00,0x00,
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71 |
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/* ASCII 60 */ 0x02,0x00,0x05,0x00,0x05,0x00,0x08,0x80,0x10,0x40,0x10,0x40,0x00,0x00,
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72 |
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/* ASCII 61 */ 0x00,0x00,0x05,0x00,0x05,0x00,0x05,0x00,0x05,0x00,0x05,0x00,0x00,0x00,
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73 |
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/* ASCII 62 */ 0x10,0x40,0x10,0x40,0x08,0x80,0x05,0x00,0x05,0x00,0x02,0x00,0x00,0x00,
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74 |
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/* ASCII 63 */ 0x00,0x00,0x00,0x00,0x10,0x80,0x14,0x40,0x02,0x40,0x01,0x80,0x00,0x00,
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75 |
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/* ASCII 64 */ 0x00,0x00,0x1f,0xe0,0x20,0x10,0x23,0x10,0x24,0x90,0x17,0xe0,0x00,0x00,
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76 |
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/* ASCII 65 */ 0x10,0x00,0x1c,0x00,0x17,0xa0,0x04,0x60,0x17,0x80,0x1c,0x00,0x10,0x00,
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77 |
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/* ASCII 66 */ 0x10,0x20,0x1f,0xe0,0x11,0x20,0x11,0x20,0x11,0x20,0x0e,0xc0,0x00,0x00,
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78 |
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/* ASCII 67 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x10,0x20,0x10,0x20,0x08,0x60,0x00,0x00,
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79 |
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/* ASCII 68 */ 0x10,0x20,0x1f,0xe0,0x10,0x20,0x10,0x20,0x08,0x40,0x07,0x80,0x00,0x00,
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80 |
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/* ASCII 69 */ 0x10,0x20,0x1f,0xe0,0x11,0x20,0x13,0xa0,0x10,0x20,0x18,0x60,0x00,0x00,
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81 |
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/* ASCII 70 */ 0x00,0x00,0x10,0x20,0x1f,0xe0,0x11,0x20,0x03,0xa0,0x00,0x20,0x00,0x60,
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82 |
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/* ASCII 71 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x10,0x20,0x12,0x20,0x0e,0x60,0x02,0x00,
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83 |
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/* ASCII 72 */ 0x10,0x20,0x1f,0xe0,0x11,0x20,0x01,0x00,0x11,0x20,0x1f,0xe0,0x10,0x20,
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84 |
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/* ASCII 73 */ 0x00,0x00,0x10,0x20,0x10,0x20,0x1f,0xe0,0x10,0x20,0x10,0x20,0x00,0x00,
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85 |
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/* ASCII 74 */ 0x00,0x00,0x0e,0x00,0x10,0x20,0x10,0x20,0x0f,0xe0,0x00,0x20,0x00,0x00,
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86 |
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/* ASCII 75 */ 0x10,0x20,0x1f,0xe0,0x12,0x20,0x03,0x00,0x04,0xa0,0x18,0x60,0x10,0x20,
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87 |
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/* ASCII 76 */ 0x00,0x00,0x10,0x20,0x1f,0xe0,0x10,0x20,0x10,0x00,0x1c,0x00,0x00,0x00,
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88 |
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/* ASCII 77 */ 0x10,0x20,0x1f,0xe0,0x10,0xe0,0x03,0x00,0x10,0xe0,0x1f,0xe0,0x10,0x20,
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89 |
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/* ASCII 78 */ 0x10,0x20,0x1f,0xe0,0x10,0xe0,0x07,0x00,0x18,0x20,0x1f,0xe0,0x00,0x20,
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90 |
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/* ASCII 79 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x10,0x20,0x10,0x20,0x0f,0xc0,0x00,0x00,
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91 |
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/* ASCII 80 */ 0x00,0x00,0x10,0x20,0x1f,0xe0,0x12,0x20,0x02,0x20,0x01,0xc0,0x00,0x00,
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92 |
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/* ASCII 81 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x30,0x20,0x30,0x20,0x2f,0xc0,0x00,0x00,
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93 |
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/* ASCII 82 */ 0x10,0x20,0x1f,0xe0,0x12,0x20,0x02,0x20,0x06,0x20,0x09,0xc0,0x10,0x00,
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94 |
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/* ASCII 83 */ 0x00,0x00,0x18,0xc0,0x09,0x20,0x11,0x20,0x11,0x40,0x0e,0x60,0x00,0x00,
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95 |
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/* ASCII 84 */ 0x00,0x60,0x00,0x20,0x10,0x20,0x1f,0xe0,0x10,0x20,0x00,0x20,0x00,0x60,
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96 |
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/* ASCII 85 */ 0x00,0x20,0x0f,0xe0,0x10,0x20,0x10,0x00,0x10,0x20,0x0f,0xe0,0x00,0x20,
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97 |
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/* ASCII 86 */ 0x00,0x20,0x00,0xe0,0x07,0x20,0x18,0x00,0x07,0x20,0x00,0xe0,0x00,0x20,
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98 |
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/* ASCII 87 */ 0x00,0x20,0x0f,0xe0,0x10,0x20,0x0f,0x00,0x10,0x20,0x0f,0xe0,0x00,0x20,
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99 |
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/* ASCII 88 */ 0x10,0x20,0x18,0x60,0x04,0x80,0x03,0x00,0x04,0x80,0x18,0x60,0x10,0x20,
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100 |
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/* ASCII 89 */ 0x00,0x20,0x00,0x60,0x11,0xa0,0x1e,0x00,0x11,0xa0,0x00,0x60,0x00,0x20,
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101 |
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/* ASCII 90 */ 0x00,0x00,0x18,0x60,0x14,0x20,0x13,0x20,0x10,0xa0,0x18,0x60,0x00,0x00,
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102 |
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/* ASCII 91 */ 0x00,0x00,0x00,0x00,0x7f,0xe0,0x40,0x20,0x40,0x20,0x00,0x00,0x00,0x00,
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103 |
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/* ASCII 92 */ 0x00,0x00,0x00,0x20,0x01,0xc0,0x06,0x00,0x38,0x00,0x00,0x00,0x00,0x00,
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104 |
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/* ASCII 93 */ 0x00,0x00,0x00,0x00,0x40,0x20,0x40,0x20,0x7f,0xe0,0x00,0x00,0x00,0x00,
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105 |
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/* ASCII 94 */ 0x00,0x00,0x01,0x00,0x00,0x80,0x00,0x60,0x00,0x80,0x01,0x00,0x00,0x00,
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106 |
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/* ASCII 95 */ 0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,
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107 |
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/* ASCII 96 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x40,0x00,0x00,0x00,0x00,
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108 |
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/* ASCII 97 */ 0x00,0x00,0x0d,0x00,0x12,0x80,0x12,0x80,0x12,0x80,0x1f,0x00,0x10,0x00,
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109 |
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/* ASCII 98 */ 0x10,0x20,0x1f,0xe0,0x11,0x00,0x10,0x80,0x10,0x80,0x0f,0x00,0x00,0x00,
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110 |
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/* ASCII 99 */ 0x00,0x00,0x0f,0x00,0x10,0x80,0x10,0x80,0x10,0x80,0x09,0x80,0x00,0x00,
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111 |
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/* ASCII 100 */ 0x00,0x00,0x0f,0x00,0x10,0x80,0x10,0x80,0x11,0x20,0x1f,0xe0,0x10,0x00,
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112 |
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/* ASCII 101 */ 0x00,0x00,0x0f,0x00,0x12,0x80,0x12,0x80,0x12,0x80,0x13,0x00,0x00,0x00,
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113 |
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/* ASCII 102 */ 0x00,0x00,0x10,0x80,0x1f,0xc0,0x10,0xa0,0x10,0xa0,0x10,0xa0,0x00,0x00,
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114 |
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/* ASCII 103 */ 0x00,0x00,0x0f,0x00,0x50,0x80,0x50,0x80,0x51,0x00,0x3f,0x80,0x00,0x80,
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115 |
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/* ASCII 104 */ 0x10,0x20,0x1f,0xe0,0x11,0x00,0x00,0x80,0x10,0x80,0x1f,0x00,0x10,0x00,
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116 |
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/* ASCII 105 */ 0x00,0x00,0x10,0x80,0x10,0x80,0x1f,0xa0,0x10,0x00,0x10,0x00,0x00,0x00,
|
117 |
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/* ASCII 106 */ 0x00,0x00,0x40,0x80,0x40,0x80,0x40,0xa0,0x3f,0x80,0x00,0x00,0x00,0x00,
|
118 |
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/* ASCII 107 */ 0x10,0x20,0x1f,0xe0,0x02,0x00,0x16,0x80,0x19,0x80,0x10,0x80,0x00,0x00,
|
119 |
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/* ASCII 108 */ 0x00,0x00,0x10,0x00,0x10,0x20,0x1f,0xe0,0x10,0x00,0x10,0x00,0x00,0x00,
|
120 |
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/* ASCII 109 */ 0x10,0x80,0x1f,0x80,0x10,0x80,0x1f,0x00,0x10,0x80,0x1f,0x00,0x10,0x00,
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121 |
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/* ASCII 110 */ 0x10,0x80,0x1f,0x80,0x11,0x00,0x00,0x80,0x10,0x80,0x1f,0x00,0x10,0x00,
|
122 |
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/* ASCII 111 */ 0x00,0x00,0x0f,0x00,0x10,0x80,0x10,0x80,0x10,0x80,0x0f,0x00,0x00,0x00,
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123 |
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/* ASCII 112 */ 0x40,0x80,0x7f,0x80,0x51,0x00,0x10,0x80,0x10,0x80,0x0f,0x00,0x00,0x00,
|
124 |
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/* ASCII 113 */ 0x00,0x00,0x0f,0x00,0x10,0x80,0x10,0x80,0x51,0x00,0x7f,0x80,0x40,0x80,
|
125 |
|
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/* ASCII 114 */ 0x00,0x00,0x10,0x80,0x1f,0x80,0x11,0x00,0x10,0x80,0x10,0x80,0x00,0x00,
|
126 |
|
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/* ASCII 115 */ 0x00,0x00,0x19,0x00,0x12,0x80,0x12,0x80,0x12,0x80,0x0d,0x80,0x00,0x00,
|
127 |
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/* ASCII 116 */ 0x00,0x00,0x00,0x80,0x0f,0xc0,0x10,0x80,0x10,0x80,0x10,0x80,0x08,0x00,
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128 |
|
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/* ASCII 117 */ 0x00,0x80,0x0f,0x80,0x10,0x00,0x10,0x00,0x08,0x80,0x1f,0x80,0x10,0x00,
|
129 |
|
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/* ASCII 118 */ 0x00,0x80,0x03,0x80,0x0c,0x80,0x10,0x00,0x0c,0x80,0x03,0x80,0x00,0x80,
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130 |
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/* ASCII 119 */ 0x00,0x80,0x0f,0x80,0x10,0x80,0x0e,0x00,0x10,0x80,0x0f,0x80,0x00,0x80,
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131 |
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/* ASCII 120 */ 0x10,0x80,0x19,0x80,0x06,0x00,0x06,0x00,0x19,0x80,0x10,0x80,0x00,0x00,
|
132 |
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/* ASCII 121 */ 0x00,0x80,0x41,0x80,0x46,0x80,0x78,0x00,0x4c,0x80,0x03,0x80,0x00,0x80,
|
133 |
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/* ASCII 122 */ 0x00,0x00,0x19,0x80,0x14,0x80,0x12,0x80,0x11,0x80,0x18,0x80,0x00,0x00,
|
134 |
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/* ASCII 123 */ 0x00,0x00,0x00,0x00,0x04,0x00,0x3b,0xc0,0x40,0x20,0x00,0x00,0x00,0x00,
|
135 |
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/* ASCII 124 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x3f,0xe0,0x00,0x00,0x00,0x00,0x00,0x00,
|
136 |
|
|
/* ASCII 125 */ 0x00,0x00,0x00,0x00,0x40,0x20,0x3b,0xc0,0x04,0x00,0x00,0x00,0x00,0x00,
|
137 |
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/* ASCII 126 */ 0x00,0x00,0x04,0x00,0x02,0x00,0x04,0x00,0x04,0x00,0x02,0x00,0x00,0x00};
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138 |
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139 |
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int OrientationOffsetX [] = { 0 /* V12*/,0 /* V3*/,+4 /* V6*/,+4 /* V9*/ };
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140 |
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int OrientationOffsetY [] = { +4 /* V12*/,0 /* V3*/,0 /* V6*/,+4 /* V9*/ };
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141 |
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142 |
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/* Private function prototypes -----------------------------------------------*/
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143 |
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static void LCD_7637_Controller( void );
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144 |
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static void LCD_DrawChar( u8 x, u8 y, u8 width, const u8 *bmp, u16 textColor, u16 bGndColor, u16 charMagniCoeff );
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145 |
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static void LCD_BackLightChange( void );
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146 |
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static void LCD_BackLightConfig( void );
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147 |
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static void LCD_CtrlLinesWrite( GPIO_TypeDef* GPIOx, u32 CtrlPins, BitAction BitVal );
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148 |
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149 |
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/* Private functions ---------------------------------------------------------*/
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150 |
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151 |
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/*******************************************************************************
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152 |
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*
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153 |
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* LCD_DataLinesConfig
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154 |
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*
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155 |
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*******************************************************************************/
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156 |
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/**
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157 |
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* Configure data lines D0~D7 in Input Floating mode for read from LCD or in
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158 |
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* Output Push-Pull mode for write on LCD
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159 |
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*
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160 |
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* @param[in] Mode Specifies the configuration mode for data lines D0~D7.
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* @n @c Input: configure in Input Floating mode
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162 |
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* @n @c Output: configure in Output Push-Pul mode
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163 |
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*
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164 |
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**/
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165 |
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/******************************************************************************/
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166 |
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static void LCD_DataLinesConfig( DataConfigMode_TypeDef Mode )
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167 |
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{
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168 |
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GPIO_InitTypeDef GPIO_InitStructure;
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169 |
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170 |
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GPIO_InitStructure.GPIO_Pin = LCD_DATA_PINS;
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171 |
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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172 |
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173 |
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if( Mode == Input )
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174 |
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{
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175 |
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/* Configure D0~D7 lines as Input */
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176 |
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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177 |
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}
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178 |
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else
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179 |
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{
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180 |
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/* Configure D0~D7 lines in Output Push-Pull mode */
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181 |
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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182 |
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}
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183 |
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184 |
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GPIO_Init( GPIOx_D_LCD, &GPIO_InitStructure );
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185 |
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}
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186 |
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187 |
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/*******************************************************************************
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188 |
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*
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189 |
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* LCD_DataLinesWrite
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190 |
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*
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191 |
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*******************************************************************************/
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192 |
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/**
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193 |
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* Write a value on D0~D7
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194 |
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*
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195 |
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* @param[in] GPIOx GPIO port to write on.
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196 |
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* @param[in] PortVal The value to write. Only the lowest 8 bits are taken into
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197 |
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* account.
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198 |
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*
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199 |
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**/
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200 |
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/******************************************************************************/
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201 |
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static void LCD_DataLinesWrite( GPIO_TypeDef* GPIOx, u32 PortVal )
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202 |
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{
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203 |
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// Write only the lowest 8 bits!
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204 |
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GPIOx->ODR = ( (GPIOx->ODR) & 0xFF00 ) | (u8)PortVal;
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205 |
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}
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206 |
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207 |
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/*******************************************************************************
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208 |
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*
|
209 |
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* LCD_CtrlLinesConfig
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210 |
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*
|
211 |
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*******************************************************************************/
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212 |
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/**
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213 |
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* Configure control lines in Output Push-Pull mode.
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214 |
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*
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215 |
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**/
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216 |
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/******************************************************************************/
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217 |
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static void LCD_CtrlLinesConfig( void )
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218 |
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{
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219 |
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GPIO_InitTypeDef GPIO_InitStructure;
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220 |
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221 |
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GPIO_InitStructure.GPIO_Pin = LCD_CTRL_PINS;
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222 |
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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223 |
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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224 |
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225 |
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GPIO_Init( GPIOx_CTRL_LCD, &GPIO_InitStructure );
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226 |
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227 |
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GPIO_InitStructure.GPIO_Pin = CtrlPin_CS;
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228 |
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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229 |
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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230 |
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231 |
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GPIO_Init( GPIOx_CS_LCD, &GPIO_InitStructure );
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232 |
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233 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RS, Bit_SET ); /* RS = 1 */
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234 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
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235 |
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LCD_CtrlLinesWrite( GPIOx_CS_LCD, CtrlPin_CS, Bit_SET ); /* CS = 1 */
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236 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_WR, Bit_SET ); /* WR = 1 */
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237 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RST, Bit_RESET ); /* RST = 0 */
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238 |
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}
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239 |
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|
240 |
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/*******************************************************************************
|
241 |
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*
|
242 |
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* LCD_CtrlLinesWrite
|
243 |
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*
|
244 |
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*******************************************************************************/
|
245 |
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/**
|
246 |
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* Set or reset control lines.
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247 |
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*
|
248 |
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* @param[in] GPIOx Where x can be 0, 1 or 2 to select the GPIO peripheral.
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249 |
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* @param[in] CtrlPins The Control line.
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250 |
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* @param[in] BitVal
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251 |
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*
|
252 |
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**/
|
253 |
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/******************************************************************************/
|
254 |
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static void LCD_CtrlLinesWrite( GPIO_TypeDef* GPIOx, u32 CtrlPins, BitAction BitVal )
|
255 |
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{
|
256 |
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/* Set or Reset the control line */
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257 |
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GPIO_WriteBit( GPIOx, CtrlPins, BitVal );
|
258 |
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}
|
259 |
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|
260 |
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/*******************************************************************************
|
261 |
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*
|
262 |
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* LCD_CheckLCDStatus
|
263 |
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*
|
264 |
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*******************************************************************************/
|
265 |
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/**
|
266 |
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* Check whether LCD LCD is busy or not.
|
267 |
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*
|
268 |
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**/
|
269 |
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/******************************************************************************/
|
270 |
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static void LCD_CheckLCDStatus( void )
|
271 |
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{
|
272 |
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unsigned char ID1;
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273 |
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unsigned char ID2;
|
274 |
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unsigned char ID3;
|
275 |
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|
276 |
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LCD_SendLCDCmd( ST7637_RDDID );
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277 |
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|
278 |
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/* Configure Data lines as Input */
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279 |
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LCD_DataLinesConfig (Input );
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280 |
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|
281 |
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/* Start the LCD send data sequence */
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282 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RS, Bit_RESET ); /* RS = 0 */
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283 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_RESET ); /* RD = 0 */
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284 |
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LCD_CtrlLinesWrite( GPIOx_CS_LCD, CtrlPin_CS, Bit_RESET ); /* CS = 0 */
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285 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_WR, Bit_SET ); /* WR = 1 */
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286 |
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|
287 |
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/* Read data to the LCD */
|
288 |
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GPIO_ReadInputData( GPIOx_D_LCD );
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289 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
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290 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_RESET ); /* RD = 0 */
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291 |
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|
292 |
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ID1 = GPIO_ReadInputData( GPIOx_D_LCD );
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293 |
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|
294 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
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295 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_RESET ); /* RD = 0 */
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296 |
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297 |
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ID2 = GPIO_ReadInputData( GPIOx_D_LCD );
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298 |
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|
299 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
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300 |
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LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_RESET ); /* RD = 0 */
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301 |
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|
302 |
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ID3 = GPIO_ReadInputData( GPIOx_D_LCD );
|
303 |
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|
304 |
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LCD_DataLinesConfig( Output );
|
305 |
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}
|
306 |
|
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|
307 |
|
|
/*******************************************************************************
|
308 |
|
|
*
|
309 |
|
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* LCD_DrawChar
|
310 |
|
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*
|
311 |
|
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*******************************************************************************/
|
312 |
|
|
/**
|
313 |
|
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* Draw a character on the LCD screen.
|
314 |
|
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*
|
315 |
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* @param[in] x The line where to display the character shape.
|
316 |
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* @param[in] y The column start address.
|
317 |
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* @param[in] width The number of columns (dots) in a character width.
|
318 |
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* @param[in] bmp The character (monochrome) bitmap. A pointer of the dot matrix data.
|
319 |
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* @param[in] textColor The character color.
|
320 |
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* @param[in] bGndColor The character background color.
|
321 |
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* @param[in] charMagniCoeff The character magnifying coefficient.
|
322 |
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*
|
323 |
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* @warning The (0x0) point in on the low left corner.
|
324 |
|
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*
|
325 |
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**/
|
326 |
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/******************************************************************************/
|
327 |
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|
static void LCD_DrawChar( u8 x, u8 y, u8 width, const u8* bmp, u16 textColor, u16 bGndColor, u16 charMagniCoeff )
|
328 |
|
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{
|
329 |
|
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int i;
|
330 |
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int j;
|
331 |
|
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int k1;
|
332 |
|
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int k2;
|
333 |
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|
334 |
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// Select the area for LCD output.
|
335 |
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LCD_SetRect_For_Cmd( x, y, 7 * charMagniCoeff, 14 * charMagniCoeff );
|
336 |
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|
337 |
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// Select LCD output mode.
|
338 |
|
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LCD_SendLCDCmd( ST7637_RAMWR );
|
339 |
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|
340 |
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for( i = 0; i < 7; i++ )
|
341 |
|
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{
|
342 |
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for( k1 = 0; k1 < charMagniCoeff; k1++ )
|
343 |
|
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{
|
344 |
|
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for( j = 0x80; j; j >>= 1 ) // 8
|
345 |
|
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{
|
346 |
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for( k2 = 0; k2 < charMagniCoeff; k2++ )
|
347 |
|
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{
|
348 |
|
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LCD_SendLCDData( ( bmp[2*i] & j ) ? ( textColor & 255 ) : ( bGndColor & 255 ) );
|
349 |
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LCD_SendLCDData( ( bmp[2*i] & j ) ? ( textColor >> 8 ) : ( bGndColor >> 8 ) );
|
350 |
|
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}
|
351 |
|
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}
|
352 |
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|
353 |
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for( j = 0x80; j > 2; j >>= 1 ) // 8
|
354 |
|
|
{
|
355 |
|
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for( k2 = 0; k2 < charMagniCoeff; k2++ )
|
356 |
|
|
{
|
357 |
|
|
LCD_SendLCDData( ( bmp[2*i+1] & j ) ? ( textColor & 255 ) : ( bGndColor & 255 ) );
|
358 |
|
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LCD_SendLCDData( ( bmp[2*i+1] & j ) ? ( textColor >> 8 ) : ( bGndColor >> 8 ) );
|
359 |
|
|
}
|
360 |
|
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}
|
361 |
|
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}
|
362 |
|
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}
|
363 |
|
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}
|
364 |
|
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|
365 |
|
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/*******************************************************************************
|
366 |
|
|
*
|
367 |
|
|
* LCD_DisplayRotate
|
368 |
|
|
*
|
369 |
|
|
*******************************************************************************/
|
370 |
|
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/**
|
371 |
|
|
* Configure the LCD controller for a given orientation.
|
372 |
|
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*
|
373 |
|
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* @param[in] H12 The new screen orientation.
|
374 |
|
|
*
|
375 |
|
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**/
|
376 |
|
|
/******************************************************************************/
|
377 |
|
|
static void LCD_DisplayRotate( Rotate_H12_V_Match_TypeDef H12 )
|
378 |
|
|
{
|
379 |
|
|
// Memory Access Control 0x36
|
380 |
|
|
LCD_SendLCDCmd( ST7637_MADCTR );
|
381 |
|
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|
382 |
|
|
switch( H12 )
|
383 |
|
|
{
|
384 |
|
|
case V3 :
|
385 |
|
|
LCD_SendLCDData( V3_MADCTRVAL );
|
386 |
|
|
break;
|
387 |
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|
388 |
|
|
case V6 :
|
389 |
|
|
LCD_SendLCDData( V6_MADCTRVAL );
|
390 |
|
|
break;
|
391 |
|
|
|
392 |
|
|
case V9 :
|
393 |
|
|
LCD_SendLCDData( V9_MADCTRVAL );
|
394 |
|
|
break;
|
395 |
|
|
|
396 |
|
|
case V12 :
|
397 |
|
|
default :
|
398 |
|
|
LCD_SendLCDData( V12_MADCTRVAL );
|
399 |
|
|
break;
|
400 |
|
|
}
|
401 |
|
|
}
|
402 |
|
|
|
403 |
|
|
/*******************************************************************************
|
404 |
|
|
*
|
405 |
|
|
* LCD_7637_Controller
|
406 |
|
|
*
|
407 |
|
|
*******************************************************************************/
|
408 |
|
|
/**
|
409 |
|
|
* Initialization of the controller registers.
|
410 |
|
|
*
|
411 |
|
|
* @note See ST7637.PDF for more information.
|
412 |
|
|
*
|
413 |
|
|
**/
|
414 |
|
|
/******************************************************************************/
|
415 |
|
|
static void LCD_7637_Controller( void )
|
416 |
|
|
{
|
417 |
|
|
extern void starting_delay ( long unsigned );
|
418 |
|
|
|
419 |
|
|
/** Apply hardware reset **/
|
420 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RST, Bit_SET ); /* RST = 1 */
|
421 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RST, Bit_RESET ); /* RST = 0 */
|
422 |
|
|
starting_delay( 0x500 );
|
423 |
|
|
|
424 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RST, Bit_SET ); /* RST = 1 */
|
425 |
|
|
starting_delay( 0x500 );
|
426 |
|
|
|
427 |
|
|
//default mode is output
|
428 |
|
|
LCD_DataLinesConfig( Output );
|
429 |
|
|
|
430 |
|
|
LCD_CheckLCDStatus();
|
431 |
|
|
|
432 |
|
|
LCD_SendLCDCmd( ST7637_SWRESET );
|
433 |
|
|
|
434 |
|
|
//-----------disable autoread + Manual read once ----------------------------
|
435 |
|
|
LCD_SendLCDCmd( ST7637_AUTOLOADSET ); // Auto Load Set 0xD7
|
436 |
|
|
LCD_SendLCDData( 0xBF ); // Auto Load Disable
|
437 |
|
|
|
438 |
|
|
LCD_SendLCDCmd( ST7637_EPCTIN ); // EE Read/write mode 0xE0
|
439 |
|
|
LCD_SendLCDData( 0x00 ); // Set read mode
|
440 |
|
|
|
441 |
|
|
LCD_SendLCDCmd( ST7637_EPMRD ); // Read active 0xE3
|
442 |
|
|
LCD_SendLCDCmd( ST7637_EPCTOUT ); // Cancel control 0xE1
|
443 |
|
|
|
444 |
|
|
//---------------------------------- Sleep OUT ------------------------------
|
445 |
|
|
LCD_SendLCDCmd( ST7637_DISPOFF ); // display off 0x28
|
446 |
|
|
LCD_SendLCDCmd( ST7637_SLPOUT ); // Sleep Out 0x11
|
447 |
|
|
|
448 |
|
|
//--------------------------------Vop setting--------------------------------
|
449 |
|
|
LCD_SendLCDCmd( ST7637_VOPSET ); // Set Vop by initial Module 0xC0
|
450 |
|
|
LCD_SendLCDData( 0xFB ); // Vop = 13.64
|
451 |
|
|
LCD_SendLCDData( 0x00 ); // base on Module
|
452 |
|
|
|
453 |
|
|
//----------------------------Set Register-----------------------------------
|
454 |
|
|
LCD_SendLCDCmd( ST7637_BIASSEL ); // Bias select 0xC3
|
455 |
|
|
LCD_SendLCDData( 0x00 ); // 1/12 Bias, base on Module
|
456 |
|
|
|
457 |
|
|
LCD_SendLCDCmd( ST7637_BSTBMPXSEL ); // Setting Booster times 0xC4
|
458 |
|
|
LCD_SendLCDData( 0x05 ); // Booster X 8
|
459 |
|
|
|
460 |
|
|
LCD_SendLCDCmd( ST7637_BSTEFFSEL ); // Booster eff 0xC5
|
461 |
|
|
LCD_SendLCDData( 0x11 ); // BE = 0x01 (Level 2)
|
462 |
|
|
|
463 |
|
|
LCD_SendLCDCmd( ST7637_VGSORCSEL ); // Vg with booster x2 control 0xcb
|
464 |
|
|
LCD_SendLCDData( 0x01 ); // Vg from Vdd2
|
465 |
|
|
|
466 |
|
|
LCD_SendLCDCmd( ST7637_ID1SET ); // ID1 = 00 0xcc
|
467 |
|
|
LCD_SendLCDData( 0x00 ); //
|
468 |
|
|
|
469 |
|
|
LCD_SendLCDCmd( ST7637_ID3SET ); // ID3 = 00 0xce
|
470 |
|
|
LCD_SendLCDData( 0x00 ); //
|
471 |
|
|
|
472 |
|
|
LCD_SendLCDCmd( 0xB7 ); // Glass direction
|
473 |
|
|
LCD_SendLCDData( 0xC0 ); //
|
474 |
|
|
|
475 |
|
|
LCD_SendLCDCmd( ST7637_ANASET ); // Analog circuit setting 0xd0
|
476 |
|
|
LCD_SendLCDData( 0x1D ); //
|
477 |
|
|
|
478 |
|
|
LCD_SendLCDCmd( 0xB4 ); // PTL mode set
|
479 |
|
|
LCD_SendLCDData( 0x18 ); // power normal mode
|
480 |
|
|
LCD_SendLCDCmd( ST7637_INVOFF ); // Display Inversion OFF 0x20
|
481 |
|
|
|
482 |
|
|
LCD_SendLCDCmd( 0x2A ); // column range
|
483 |
|
|
LCD_SendLCDData( 0x04 ); //
|
484 |
|
|
LCD_SendLCDData( 0x83 ); //
|
485 |
|
|
|
486 |
|
|
LCD_SendLCDCmd( 0x2B ); // raw range
|
487 |
|
|
LCD_SendLCDData( 0x04 ); //
|
488 |
|
|
LCD_SendLCDData( 0x83 ); //
|
489 |
|
|
|
490 |
|
|
|
491 |
|
|
LCD_SendLCDCmd( ST7637_COLMOD ); // Color mode = 65k 0x3A
|
492 |
|
|
LCD_SendLCDData( 0x05 ); //
|
493 |
|
|
|
494 |
|
|
LCD_SendLCDCmd( ST7637_MADCTR ); // Memory Access Control 0x36
|
495 |
|
|
LCD_SendLCDData( V9_MADCTRVAL );
|
496 |
|
|
|
497 |
|
|
LCD_SendLCDCmd( ST7637_DUTYSET ); // Duty = 132 duty 0xb0
|
498 |
|
|
LCD_SendLCDData( 0x7F );
|
499 |
|
|
|
500 |
|
|
LCD_SendLCDCmd( 0x29 ); // Display ON
|
501 |
|
|
LCD_SendLCDCmd( 0xF9 ); // Gamma
|
502 |
|
|
LCD_SendLCDData( 0x00 ); //
|
503 |
|
|
LCD_SendLCDData( 0x03 ); //
|
504 |
|
|
LCD_SendLCDData( 0x05 ); //
|
505 |
|
|
LCD_SendLCDData( 0x07 ); //
|
506 |
|
|
LCD_SendLCDData( 0x09 ); //
|
507 |
|
|
LCD_SendLCDData( 0x0B ); //
|
508 |
|
|
LCD_SendLCDData( 0x0D ); //
|
509 |
|
|
LCD_SendLCDData( 0x0F ); //
|
510 |
|
|
LCD_SendLCDData( 0x11 ); //
|
511 |
|
|
LCD_SendLCDData( 0x13 ); //
|
512 |
|
|
LCD_SendLCDData( 0x15 ); //
|
513 |
|
|
LCD_SendLCDData( 0x17 ); //
|
514 |
|
|
LCD_SendLCDData( 0x19 ); //
|
515 |
|
|
LCD_SendLCDData( 0x1B ); //
|
516 |
|
|
LCD_SendLCDData( 0x1D ); //
|
517 |
|
|
LCD_SendLCDData( 0x1F ); //
|
518 |
|
|
}
|
519 |
|
|
|
520 |
|
|
/*******************************************************************************
|
521 |
|
|
*
|
522 |
|
|
* LCD_BackLightConfig
|
523 |
|
|
*
|
524 |
|
|
*******************************************************************************/
|
525 |
|
|
/**
|
526 |
|
|
* Setting of the PWM that drives the backlight intensity.
|
527 |
|
|
*
|
528 |
|
|
**/
|
529 |
|
|
/******************************************************************************/
|
530 |
|
|
static void LCD_BackLightConfig( void )
|
531 |
|
|
{
|
532 |
|
|
GPIO_InitTypeDef GPIO_InitStructure;
|
533 |
|
|
|
534 |
|
|
/* Enable GPIOB clock */
|
535 |
|
|
RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOB, ENABLE );
|
536 |
|
|
|
537 |
|
|
/* GPIOB Configuration:TIM4 2 in Output */
|
538 |
|
|
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
|
539 |
|
|
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
|
540 |
|
|
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
|
541 |
|
|
|
542 |
|
|
GPIO_Init( GPIOB, &GPIO_InitStructure );
|
543 |
|
|
|
544 |
|
|
/* TIM4 Configuration -----------------------------------------------------*/
|
545 |
|
|
/* TIM4CLK = 12 MHz, Prescaler = 0x0 */
|
546 |
|
|
|
547 |
|
|
/* Enable TIM4 clock */
|
548 |
|
|
RCC_APB1PeriphClockCmd( RCC_APB1Periph_TIM4, ENABLE );
|
549 |
|
|
|
550 |
|
|
TIM_DeInit( TIM4 );
|
551 |
|
|
TIM_TimeBaseStructInit( &TIM_TimeBaseStructure );
|
552 |
|
|
TIM_OCStructInit( &TIM_OCInitStructure );
|
553 |
|
|
|
554 |
|
|
/* Time base configuration */
|
555 |
|
|
TIM_TimeBaseStructure.TIM_Period = 0xFFFF;
|
556 |
|
|
TIM_TimeBaseStructure.TIM_Prescaler = 0x0;
|
557 |
|
|
TIM_TimeBaseStructure.TIM_ClockDivision = 0x0;
|
558 |
|
|
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
|
559 |
|
|
|
560 |
|
|
TIM_TimeBaseInit( TIM4, &TIM_TimeBaseStructure );
|
561 |
|
|
|
562 |
|
|
/* Output Compare Toggle Mode configuration: Channel2 */
|
563 |
|
|
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
|
564 |
|
|
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
|
565 |
|
|
TIM_OCInitStructure.TIM_Pulse = Current_CCR_BackLightStart;
|
566 |
|
|
|
567 |
|
|
TIM_OC2Init( TIM4, &TIM_OCInitStructure );
|
568 |
|
|
TIM_OC4PreloadConfig( TIM4, TIM_OCPreload_Disable );
|
569 |
|
|
|
570 |
|
|
TIM_ARRPreloadConfig( TIM4, ENABLE );
|
571 |
|
|
|
572 |
|
|
/* Enable TIM4 IT */
|
573 |
|
|
TIM_ITConfig( TIM4, TIM_IT_CC2, ENABLE );
|
574 |
|
|
|
575 |
|
|
// Go !!!
|
576 |
|
|
TIM_Cmd( TIM4, ENABLE );
|
577 |
|
|
}
|
578 |
|
|
|
579 |
|
|
/*******************************************************************************
|
580 |
|
|
*
|
581 |
|
|
* LCD_BackLightChange
|
582 |
|
|
*
|
583 |
|
|
*******************************************************************************/
|
584 |
|
|
/**
|
585 |
|
|
* Modify the PWM rate.
|
586 |
|
|
*
|
587 |
|
|
**/
|
588 |
|
|
/******************************************************************************/
|
589 |
|
|
static void LCD_BackLightChange( void )
|
590 |
|
|
{
|
591 |
|
|
/* Output Compare Toggle Mode configuration: Channel2 */
|
592 |
|
|
TIM_OCInitStructure.TIM_Pulse = Current_CCR_BackLightStart;
|
593 |
|
|
|
594 |
|
|
TIM_OCInit( TIM4, &TIM_OCInitStructure );
|
595 |
|
|
}
|
596 |
|
|
|
597 |
|
|
/* Public functions for CircleOS ---------------------------------------------*/
|
598 |
|
|
|
599 |
|
|
/*******************************************************************************
|
600 |
|
|
*
|
601 |
|
|
* LCD_Init
|
602 |
|
|
*
|
603 |
|
|
*******************************************************************************/
|
604 |
|
|
/**
|
605 |
|
|
*
|
606 |
|
|
* Initialize LCD. Called at CircleOS startup.
|
607 |
|
|
*
|
608 |
|
|
* @attention This function must <b>NOT</b> be called by the user.
|
609 |
|
|
*
|
610 |
|
|
**/
|
611 |
|
|
/******************************************************************************/
|
612 |
|
|
void LCD_Init( void )
|
613 |
|
|
{
|
614 |
|
|
LCD_SetBackLight( UTIL_ReadBackupRegister( BKP_BKLIGHT ) );
|
615 |
|
|
|
616 |
|
|
/* Do some gpio configs*/
|
617 |
|
|
GPIO_InitTypeDef GPIO_InitStructure;
|
618 |
|
|
|
619 |
|
|
/* Enable GPIO clock for LCD */
|
620 |
|
|
RCC_APB2PeriphClockCmd( GPIO_LCD_CTRL_PERIPH, ENABLE );
|
621 |
|
|
RCC_APB2PeriphClockCmd( GPIO_LCD_D_PERIPH, ENABLE );
|
622 |
|
|
RCC_APB2PeriphClockCmd( GPIO_LCD_CS_PERIPH, ENABLE );
|
623 |
|
|
|
624 |
|
|
/* Enable GPIOC clock */
|
625 |
|
|
RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOC, ENABLE );
|
626 |
|
|
|
627 |
|
|
/* Init BackLight*/
|
628 |
|
|
LCD_BackLightConfig();
|
629 |
|
|
|
630 |
|
|
/* Configure control lines signals as output mode */
|
631 |
|
|
LCD_CtrlLinesConfig();
|
632 |
|
|
|
633 |
|
|
/* LCD LCD Init */
|
634 |
|
|
LCD_7637_Controller();
|
635 |
|
|
}
|
636 |
|
|
|
637 |
|
|
/*******************************************************************************
|
638 |
|
|
*
|
639 |
|
|
* LCD_Handler
|
640 |
|
|
*
|
641 |
|
|
*******************************************************************************/
|
642 |
|
|
/**
|
643 |
|
|
*
|
644 |
|
|
* Called by the CircleOS scheduler to manage LCD tasks.
|
645 |
|
|
*
|
646 |
|
|
* @attention This function must <b>NOT</b> be called by the user.
|
647 |
|
|
*
|
648 |
|
|
**/
|
649 |
|
|
/******************************************************************************/
|
650 |
|
|
void LCD_Handler( void )
|
651 |
|
|
{
|
652 |
|
|
if( ++HandlerDivider % BACKLIGHT_DIVIDER )
|
653 |
|
|
{
|
654 |
|
|
return;
|
655 |
|
|
}
|
656 |
|
|
|
657 |
|
|
LCD_BackLightChange();
|
658 |
|
|
}
|
659 |
|
|
|
660 |
|
|
|
661 |
|
|
/// @endcond
|
662 |
|
|
|
663 |
|
|
/* Public functions ----------------------------------------------------------*/
|
664 |
|
|
|
665 |
|
|
/*******************************************************************************
|
666 |
|
|
*
|
667 |
|
|
* LCD_SendLCDCmd
|
668 |
|
|
*
|
669 |
|
|
*******************************************************************************/
|
670 |
|
|
/**
|
671 |
|
|
*
|
672 |
|
|
* Send on command byte to the LCD.
|
673 |
|
|
*
|
674 |
|
|
* @param[in] Cmd An unsigned char containing the user command to send to the LCD.
|
675 |
|
|
*
|
676 |
|
|
**/
|
677 |
|
|
/******************************************************************************/
|
678 |
|
|
void LCD_SendLCDCmd( u8 Cmd )
|
679 |
|
|
{
|
680 |
|
|
/* Start the LCD send data sequence */
|
681 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RS, Bit_RESET ); /* RS = 0 */
|
682 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
|
683 |
|
|
LCD_CtrlLinesWrite( GPIOx_CS_LCD, CtrlPin_CS, Bit_RESET ); /* CS = 0 */
|
684 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_WR, Bit_RESET ); /* WR = 0 */
|
685 |
|
|
|
686 |
|
|
/* Write data to the LCD */
|
687 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, (u32)Cmd );
|
688 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_WR, Bit_SET ); /* WR = 1 */
|
689 |
|
|
}
|
690 |
|
|
|
691 |
|
|
/*******************************************************************************
|
692 |
|
|
*
|
693 |
|
|
* LCD_SendLCDData
|
694 |
|
|
*
|
695 |
|
|
*******************************************************************************/
|
696 |
|
|
/**
|
697 |
|
|
*
|
698 |
|
|
* Send one data byte to the LCD.
|
699 |
|
|
*
|
700 |
|
|
* @param[in] Data An unsigned character containing the data to send to the LCD.
|
701 |
|
|
* @pre An LCD_SendLCDCmd was done with a command waiting for data.
|
702 |
|
|
*
|
703 |
|
|
*
|
704 |
|
|
**/
|
705 |
|
|
/******************************************************************************/
|
706 |
|
|
void LCD_SendLCDData( u8 Data )
|
707 |
|
|
{
|
708 |
|
|
/* Configure Data lines as Output */
|
709 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RS, Bit_SET );
|
710 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RD, Bit_SET );
|
711 |
|
|
LCD_CtrlLinesWrite( GPIOx_CS_LCD, CtrlPin_CS, Bit_RESET );
|
712 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_WR, Bit_RESET );
|
713 |
|
|
|
714 |
|
|
/* Write data to the LCD */
|
715 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD,(u32)Data );
|
716 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_WR, Bit_SET );
|
717 |
|
|
}
|
718 |
|
|
|
719 |
|
|
/***********************************************************************************
|
720 |
|
|
*
|
721 |
|
|
* LCD_ReadLCDData
|
722 |
|
|
*
|
723 |
|
|
************************************************************************************/
|
724 |
|
|
/**
|
725 |
|
|
*
|
726 |
|
|
* Read one data byte from the LCD.
|
727 |
|
|
*
|
728 |
|
|
* @return An unsigned 32 bit word containing the data returned by a LCD command.
|
729 |
|
|
* @pre An LCD_SendLCDCmd was done with a command returning data.
|
730 |
|
|
*
|
731 |
|
|
**/
|
732 |
|
|
/********************************************************************************/
|
733 |
|
|
u32 LCD_ReadLCDData( void )
|
734 |
|
|
{
|
735 |
|
|
u32 LCDData = 0;
|
736 |
|
|
|
737 |
|
|
/* Configure Data lines as Input */
|
738 |
|
|
LCD_DataLinesConfig(Input);
|
739 |
|
|
|
740 |
|
|
/* Start the LCD send data sequence */
|
741 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RS, Bit_SET ); /* RS = 1 */
|
742 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_WR, Bit_SET ); /* WR = 1 */
|
743 |
|
|
LCD_CtrlLinesWrite( GPIOx_CS_LCD, CtrlPin_CS, Bit_RESET ); /* CS = 0 */
|
744 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RD, Bit_RESET ); /* RD = 0 */
|
745 |
|
|
|
746 |
|
|
/* Read data from the LCD */
|
747 |
|
|
LCDData = (GPIO_ReadInputData( GPIOx_D_LCD ) & LCD_DATA_PINS );
|
748 |
|
|
|
749 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
|
750 |
|
|
|
751 |
|
|
/* Read the LCD returned data */
|
752 |
|
|
LCD_DataLinesConfig( Output );
|
753 |
|
|
|
754 |
|
|
return LCDData;
|
755 |
|
|
}
|
756 |
|
|
|
757 |
|
|
/*******************************************************************************
|
758 |
|
|
*
|
759 |
|
|
* LCD_FillRect
|
760 |
|
|
*
|
761 |
|
|
*******************************************************************************/
|
762 |
|
|
/**
|
763 |
|
|
*
|
764 |
|
|
* Fill a rectangle with a provided color.
|
765 |
|
|
*
|
766 |
|
|
* @param[in] x The horizontal coordinate of the rectangle low left corner.
|
767 |
|
|
* @param[in] y The vertical coordinate of the rectangle low left corner.
|
768 |
|
|
* @param[in] width The rectangle width in pixels.
|
769 |
|
|
* @param[in] height The rectangle height in pixels.
|
770 |
|
|
* @param[in] color The RGB color to fill the rectangle with.
|
771 |
|
|
*
|
772 |
|
|
* @warning The (0x0) point in on the low left corner.
|
773 |
|
|
*
|
774 |
|
|
**/
|
775 |
|
|
/******************************************************************************/
|
776 |
|
|
void LCD_FillRect( u16 x, u16 y, u16 width, u16 height, u16 color )
|
777 |
|
|
{
|
778 |
|
|
u8 Line;
|
779 |
|
|
u8 Column;
|
780 |
|
|
|
781 |
|
|
/* Select LCD screen area. */
|
782 |
|
|
LCD_SetRect_For_Cmd( x, y, width, height );
|
783 |
|
|
|
784 |
|
|
/* Send LCD RAM write command. */
|
785 |
|
|
LCD_SendLCDCmd( ST7637_RAMWR );
|
786 |
|
|
|
787 |
|
|
/* Fill selected LCD screen area with provided color. */
|
788 |
|
|
for( Line = 0; Line < width; Line++ )
|
789 |
|
|
{
|
790 |
|
|
for( Column = 0; Column < height; Column++ )
|
791 |
|
|
{
|
792 |
|
|
LCD_SendLCDData( color & 0xff );
|
793 |
|
|
LCD_SendLCDData( ( color >> 8 ) & 0xff );
|
794 |
|
|
}
|
795 |
|
|
}
|
796 |
|
|
|
797 |
|
|
#ifdef TESTLCD
|
798 |
|
|
/* Configure Data lines as Input */
|
799 |
|
|
LCD_DataLinesConfig( Input );
|
800 |
|
|
|
801 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RST, Bit_SET ); /* RST = 1 */
|
802 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RST, Bit_RESET ); /* RST = 0 */
|
803 |
|
|
LCD_CtrlLinesWrite( GPIOx_CTRL_LCD, CtrlPin_RST, Bit_SET ); /* RST = 1 */
|
804 |
|
|
|
805 |
|
|
/* Start the LCD send data sequence */
|
806 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RS, Bit_SET ); /* RS = 1 */
|
807 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RS, Bit_RESET ); /* RS = 0 */
|
808 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RS, Bit_SET ); /* RS = 1 */
|
809 |
|
|
|
810 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RS, Bit_SET ); /* RS = 1 */
|
811 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RS, Bit_RESET ); /* RS = 0 */
|
812 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RS, Bit_SET ); /* RS = 1 */
|
813 |
|
|
|
814 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_WR, Bit_SET ); /* WR = 1 */
|
815 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_WR, Bit_RESET ); /* WR = 1 */
|
816 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_WR, Bit_SET ); /* WR = 1 */
|
817 |
|
|
|
818 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
|
819 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RD, Bit_RESET ); /* RD = 0 */
|
820 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
|
821 |
|
|
|
822 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
|
823 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RD, Bit_RESET ); /* RD = 0 */
|
824 |
|
|
LCD_CtrlLinesWrite( GPIOx_D_LCD, CtrlPin_RD, Bit_SET ); /* RD = 1 */
|
825 |
|
|
|
826 |
|
|
/* Configure Data lines as Input */
|
827 |
|
|
LCD_DataLinesConfig( Output );
|
828 |
|
|
|
829 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~0 );
|
830 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 0 );
|
831 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~1 );
|
832 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 1 );
|
833 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~2 );
|
834 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 2 );
|
835 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~4 );
|
836 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 4 );
|
837 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~8 );
|
838 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 8 );
|
839 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~0x10 );
|
840 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 0x10 );
|
841 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~0x20 );
|
842 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 0x20 );
|
843 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~0x40 );
|
844 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 0x40 );
|
845 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, ~0x80 );
|
846 |
|
|
LCD_DataLinesWrite( GPIOx_D_LCD, 0x80 );
|
847 |
|
|
|
848 |
|
|
LCD_DataLinesConfig( Input );
|
849 |
|
|
|
850 |
|
|
#endif
|
851 |
|
|
}
|
852 |
|
|
|
853 |
|
|
/*******************************************************************************
|
854 |
|
|
*
|
855 |
|
|
* LCD_DrawRect
|
856 |
|
|
*
|
857 |
|
|
*******************************************************************************/
|
858 |
|
|
/**
|
859 |
|
|
*
|
860 |
|
|
* Draw a rectangle with a provided color.
|
861 |
|
|
*
|
862 |
|
|
* @param[in] x The horizontal coordinate of the rectangle low left corner.
|
863 |
|
|
* @param[in] y The vertical coordinate of the rectangle low left corner.
|
864 |
|
|
* @param[in] width The rectangle width in pixels.
|
865 |
|
|
* @param[in] height The rectangle height in pixels.
|
866 |
|
|
* @param[in] color The RGB color to draw the rectangle with.
|
867 |
|
|
*
|
868 |
|
|
* @warning The (0x0) point in on the low left corner.
|
869 |
|
|
*
|
870 |
|
|
**/
|
871 |
|
|
/******************************************************************************/
|
872 |
|
|
void LCD_DrawRect( u16 x, u16 y, u16 width, u16 height, u16 color )
|
873 |
|
|
{
|
874 |
|
|
// Draw horizontal sides.
|
875 |
|
|
LCD_FillRect( x, y, width, 1, color );
|
876 |
|
|
LCD_FillRect( x, y + height - 1, width, 1, color );
|
877 |
|
|
|
878 |
|
|
// Draw vertical sides.
|
879 |
|
|
LCD_FillRect( x, y, 1, height, color );
|
880 |
|
|
LCD_FillRect( x + width - 1, y, 1, height, color );
|
881 |
|
|
}
|
882 |
|
|
|
883 |
|
|
/*******************************************************************************
|
884 |
|
|
*
|
885 |
|
|
* LCD_DrawPixel
|
886 |
|
|
*
|
887 |
|
|
*******************************************************************************/
|
888 |
|
|
/**
|
889 |
|
|
*
|
890 |
|
|
* Draw a pixel on the LCD with the provided color.
|
891 |
|
|
*
|
892 |
|
|
* @param[in] XPos The horizontal coordinate of the pixel.
|
893 |
|
|
* @param[in] YPos The vertical coordinate of the pixel.
|
894 |
|
|
* @param[in] Color The RGB color to draw the pixel with.
|
895 |
|
|
*
|
896 |
|
|
* @warning The (0x0) point in on the low left corner.
|
897 |
|
|
*
|
898 |
|
|
**/
|
899 |
|
|
/******************************************************************************/
|
900 |
|
|
void LCD_DrawPixel( u8 XPos, u8 YPos, u16 Color )
|
901 |
|
|
{
|
902 |
|
|
/* Select LCD screen area. */
|
903 |
|
|
LCD_SetRect_For_Cmd( XPos, YPos, 1, 1 );
|
904 |
|
|
|
905 |
|
|
/* Send LCD RAM write command. */
|
906 |
|
|
LCD_SendLCDCmd( ST7637_RAMWR );
|
907 |
|
|
|
908 |
|
|
// Draw pixel.
|
909 |
|
|
LCD_SendLCDData( Color );
|
910 |
|
|
LCD_SendLCDData( Color >> 8 );
|
911 |
|
|
}
|
912 |
|
|
|
913 |
|
|
/*******************************************************************************
|
914 |
|
|
*
|
915 |
|
|
* LCD_RectRead
|
916 |
|
|
*
|
917 |
|
|
*******************************************************************************/
|
918 |
|
|
/**
|
919 |
|
|
*
|
920 |
|
|
* Save the pixels of a rectangle part of the LCD into a RAM variable.
|
921 |
|
|
*
|
922 |
|
|
* @param[in] x The horizontal coordinate of the rectangle low left corner.
|
923 |
|
|
* @param[in] y The vertical coordinate of the rectangle low left corner.
|
924 |
|
|
* @param[in] width The rectangle width in pixels.
|
925 |
|
|
* @param[in] height The rectangle height in pixels.
|
926 |
|
|
* @param[out] bmp The variable to store the read data into.
|
927 |
|
|
*
|
928 |
|
|
* @warning One pixel weights 2 bytes.
|
929 |
|
|
* @warning The (0x0) point in on the low left corner.
|
930 |
|
|
*
|
931 |
|
|
**/
|
932 |
|
|
/******************************************************************************/
|
933 |
|
|
void LCD_RectRead( u16 x, u16 y, u16 width, u16 height, u8* bmp )
|
934 |
|
|
{
|
935 |
|
|
int i;
|
936 |
|
|
int bytesize = (width * height) *2; // 2 bytes per pixel.
|
937 |
|
|
|
938 |
|
|
/* Select LCD screen area. */
|
939 |
|
|
LCD_SetRect_For_Cmd( x, y, width, height );
|
940 |
|
|
|
941 |
|
|
/* Send LCD RAM write command. */
|
942 |
|
|
LCD_SendLCDCmd(ST7637_RAMRD);
|
943 |
|
|
|
944 |
|
|
// First read byte is dummy!
|
945 |
|
|
LCD_ReadLCDData();
|
946 |
|
|
|
947 |
|
|
// Read pixels from LCD screen.
|
948 |
|
|
for( i = 0; i < bytesize; i++ )
|
949 |
|
|
{
|
950 |
|
|
*bmp++ = LCD_ReadLCDData();
|
951 |
|
|
}
|
952 |
|
|
}
|
953 |
|
|
|
954 |
|
|
/*******************************************************************************
|
955 |
|
|
*
|
956 |
|
|
* LCD_GetPixel
|
957 |
|
|
*
|
958 |
|
|
*******************************************************************************/
|
959 |
|
|
/**
|
960 |
|
|
*
|
961 |
|
|
* Read the RGB color of the pixel the coordinate are provided in parameter.
|
962 |
|
|
*
|
963 |
|
|
* @param[in] x The horizontal coordinate of the pixel.
|
964 |
|
|
* @param[in] y The vertical coordinate of the pixel.
|
965 |
|
|
* @return An unsigned 16 bit word containing the RGB color of the pixel.
|
966 |
|
|
*
|
967 |
|
|
* @warning The (0x0) point in on the low left corner.
|
968 |
|
|
* @see LCD_RectRead
|
969 |
|
|
*
|
970 |
|
|
**/
|
971 |
|
|
/******************************************************************************/
|
972 |
|
|
u16 LCD_GetPixel( u8 x, u8 y )
|
973 |
|
|
{
|
974 |
|
|
u16 val;
|
975 |
|
|
|
976 |
|
|
LCD_RectRead( x, y, 1, 1, (u8*)&val );
|
977 |
|
|
|
978 |
|
|
return val;
|
979 |
|
|
}
|
980 |
|
|
|
981 |
|
|
/*******************************************************************************
|
982 |
|
|
*
|
983 |
|
|
* LCD_DisplayChar
|
984 |
|
|
*
|
985 |
|
|
*******************************************************************************/
|
986 |
|
|
/**
|
987 |
|
|
*
|
988 |
|
|
* Display at provided coordinates the provided ASCII character with the provided
|
989 |
|
|
* text and background colors and with the provided magnify coefficient.
|
990 |
|
|
*
|
991 |
|
|
* @param[in] x The horizontal coordinate of the character.
|
992 |
|
|
* @param[in] y The vertical coordinate of the character.
|
993 |
|
|
* @param[in] Ascii The ASCII code of the character to display.
|
994 |
|
|
* @n Ascii must be higher than 31 and lower than 127.
|
995 |
|
|
* @param[in] TextColor The color used to draw the character.
|
996 |
|
|
* @param[in] BGndColor The background color of the drawn character.
|
997 |
|
|
* @param[in] CharMagniCoeff The magnify coefficient used to draw the character.
|
998 |
|
|
*
|
999 |
|
|
* @warning The (0x0) point in on the low left corner.
|
1000 |
|
|
*
|
1001 |
|
|
**/
|
1002 |
|
|
/******************************************************************************/
|
1003 |
|
|
void LCD_DisplayChar( u8 x, u8 y, u8 Ascii, u16 TextColor, u16 BGndColor, u16 CharMagniCoeff)
|
1004 |
|
|
{
|
1005 |
|
|
// Display the selected bitmap according to the provided ASCII character.
|
1006 |
|
|
LCD_DrawChar( x, y, 7, (u8*)&AsciiDotsTable[ (Ascii-32) * 14 ], TextColor, BGndColor, CharMagniCoeff );
|
1007 |
|
|
}
|
1008 |
|
|
|
1009 |
|
|
/*******************************************************************************
|
1010 |
|
|
*
|
1011 |
|
|
* LCD_SetRect_For_Cmd
|
1012 |
|
|
*
|
1013 |
|
|
*******************************************************************************/
|
1014 |
|
|
/**
|
1015 |
|
|
*
|
1016 |
|
|
* Define the rectangle for the next command to be applied.
|
1017 |
|
|
*
|
1018 |
|
|
* @param[in] x The horizontal coordinate of the rectangle low left corner.
|
1019 |
|
|
* @param[in] y The vertical coordinate of the rectangle low left corner.
|
1020 |
|
|
* @param[in] width The rectangle width in pixels.
|
1021 |
|
|
* @param[in] height The rectangle height in pixels.
|
1022 |
|
|
*
|
1023 |
|
|
* @warning The (0x0) point in on the low left corner.
|
1024 |
|
|
*
|
1025 |
|
|
**/
|
1026 |
|
|
/******************************************************************************/
|
1027 |
|
|
void LCD_SetRect_For_Cmd( s16 x, s16 y, s16 width, s16 height )
|
1028 |
|
|
{
|
1029 |
|
|
LCD_SendLCDCmd( ST7637_CASET );
|
1030 |
|
|
LCD_SendLCDData( y + OrientationOffsetX[ CurrentScreenOrientation ] );
|
1031 |
|
|
LCD_SendLCDData( y + OrientationOffsetX[ CurrentScreenOrientation ] + height - 1 );
|
1032 |
|
|
|
1033 |
|
|
LCD_SendLCDCmd( ST7637_RASET );
|
1034 |
|
|
LCD_SendLCDData( x + OrientationOffsetY[ CurrentScreenOrientation ] );
|
1035 |
|
|
LCD_SendLCDData( x + OrientationOffsetY[ CurrentScreenOrientation ] + width - 1 );
|
1036 |
|
|
}
|
1037 |
|
|
|
1038 |
|
|
/*******************************************************************************
|
1039 |
|
|
*
|
1040 |
|
|
* LCD_SetBackLight
|
1041 |
|
|
*
|
1042 |
|
|
*******************************************************************************/
|
1043 |
|
|
/**
|
1044 |
|
|
*
|
1045 |
|
|
* Modify the PWM rate. Any value below BACKLIGHTMIN reset the value to the
|
1046 |
|
|
* default value (DEFAULT_CCR_BACKLIGHTSTART).
|
1047 |
|
|
*
|
1048 |
|
|
* @param[in] newBacklightStart The new PWM rate.
|
1049 |
|
|
*
|
1050 |
|
|
**/
|
1051 |
|
|
/******************************************************************************/
|
1052 |
|
|
void LCD_SetBackLight( u32 newBacklightStart )
|
1053 |
|
|
{
|
1054 |
|
|
if( newBacklightStart >= BACKLIGHTMIN )
|
1055 |
|
|
{
|
1056 |
|
|
Current_CCR_BackLightStart = newBacklightStart;
|
1057 |
|
|
}
|
1058 |
|
|
else
|
1059 |
|
|
{
|
1060 |
|
|
Current_CCR_BackLightStart = DEFAULT_CCR_BACKLIGHTSTART;
|
1061 |
|
|
}
|
1062 |
|
|
}
|
1063 |
|
|
|
1064 |
|
|
/*******************************************************************************
|
1065 |
|
|
*
|
1066 |
|
|
* LCD_SetBackLightOff
|
1067 |
|
|
*
|
1068 |
|
|
*******************************************************************************/
|
1069 |
|
|
/**
|
1070 |
|
|
*
|
1071 |
|
|
* Switch the LCD back light off.
|
1072 |
|
|
*
|
1073 |
|
|
**/
|
1074 |
|
|
/******************************************************************************/
|
1075 |
|
|
void LCD_SetBackLightOff( void )
|
1076 |
|
|
{
|
1077 |
|
|
Current_CCR_BackLightStart = 0;
|
1078 |
|
|
}
|
1079 |
|
|
|
1080 |
|
|
/*******************************************************************************
|
1081 |
|
|
*
|
1082 |
|
|
* LCD_SetBackLightOn
|
1083 |
|
|
*
|
1084 |
|
|
*******************************************************************************/
|
1085 |
|
|
/**
|
1086 |
|
|
*
|
1087 |
|
|
* Switch the LCD back light on.
|
1088 |
|
|
*
|
1089 |
|
|
**/
|
1090 |
|
|
/******************************************************************************/
|
1091 |
|
|
void LCD_SetBackLightOn( void )
|
1092 |
|
|
{
|
1093 |
|
|
Current_CCR_BackLightStart = DEFAULT_CCR_BACKLIGHTSTART;
|
1094 |
|
|
}
|
1095 |
|
|
|
1096 |
|
|
/*******************************************************************************
|
1097 |
|
|
*
|
1098 |
|
|
* LCD_GetBackLight
|
1099 |
|
|
*
|
1100 |
|
|
*******************************************************************************/
|
1101 |
|
|
/**
|
1102 |
|
|
*
|
1103 |
|
|
* Returns le LCD PWM rate.
|
1104 |
|
|
*
|
1105 |
|
|
* @return The current LCD PWM rate.
|
1106 |
|
|
*
|
1107 |
|
|
**/
|
1108 |
|
|
/******************************************************************************/
|
1109 |
|
|
u32 LCD_GetBackLight( void )
|
1110 |
|
|
{
|
1111 |
|
|
return Current_CCR_BackLightStart;
|
1112 |
|
|
}
|
1113 |
|
|
|
1114 |
|
|
/*******************************************************************************
|
1115 |
|
|
*
|
1116 |
|
|
* LCD_SetRotateScreen
|
1117 |
|
|
*
|
1118 |
|
|
*******************************************************************************/
|
1119 |
|
|
/**
|
1120 |
|
|
*
|
1121 |
|
|
* Enable or disable the ability of the screen display to rotate according to
|
1122 |
|
|
* the MEMs information.
|
1123 |
|
|
*
|
1124 |
|
|
* @param[in] RotateScreen 0 to disable screen rotation and 1 to enable.
|
1125 |
|
|
*
|
1126 |
|
|
**/
|
1127 |
|
|
/******************************************************************************/
|
1128 |
|
|
void LCD_SetRotateScreen( u8 RotateScreen)
|
1129 |
|
|
{
|
1130 |
|
|
CurrentRotateScreen = RotateScreen;
|
1131 |
|
|
}
|
1132 |
|
|
|
1133 |
|
|
/*******************************************************************************
|
1134 |
|
|
*
|
1135 |
|
|
* LCD_GetRotateScreen
|
1136 |
|
|
*
|
1137 |
|
|
*******************************************************************************/
|
1138 |
|
|
/**
|
1139 |
|
|
*
|
1140 |
|
|
* Return the screen rotation mode.
|
1141 |
|
|
*
|
1142 |
|
|
* @retval 0 screen rotation is disabled.
|
1143 |
|
|
* @retval 1 screen rotation is enabled.
|
1144 |
|
|
*
|
1145 |
|
|
**/
|
1146 |
|
|
/******************************************************************************/
|
1147 |
|
|
u8 LCD_GetRotateScreen( void )
|
1148 |
|
|
{
|
1149 |
|
|
return CurrentRotateScreen;
|
1150 |
|
|
}
|
1151 |
|
|
|
1152 |
|
|
/*******************************************************************************
|
1153 |
|
|
*
|
1154 |
|
|
* LCD_SetScreenOrientation
|
1155 |
|
|
*
|
1156 |
|
|
*******************************************************************************/
|
1157 |
|
|
/**
|
1158 |
|
|
*
|
1159 |
|
|
* Set the screen orientation.
|
1160 |
|
|
*
|
1161 |
|
|
* @param[in] ScreenOrientation The new screen orientation.
|
1162 |
|
|
*
|
1163 |
|
|
**/
|
1164 |
|
|
/******************************************************************************/
|
1165 |
|
|
void LCD_SetScreenOrientation( Rotate_H12_V_Match_TypeDef ScreenOrientation )
|
1166 |
|
|
{
|
1167 |
|
|
CurrentScreenOrientation = ScreenOrientation;
|
1168 |
|
|
|
1169 |
|
|
LCD_DisplayRotate( CurrentScreenOrientation );
|
1170 |
|
|
}
|
1171 |
|
|
|
1172 |
|
|
/*******************************************************************************
|
1173 |
|
|
*
|
1174 |
|
|
* LCD_GetScreenOrientation
|
1175 |
|
|
*
|
1176 |
|
|
*******************************************************************************/
|
1177 |
|
|
/**
|
1178 |
|
|
*
|
1179 |
|
|
* Return current screen orientation.
|
1180 |
|
|
*
|
1181 |
|
|
* @return A Rotate_H12_V_Match_TypeDef telling the current screen orientation.
|
1182 |
|
|
*
|
1183 |
|
|
**/
|
1184 |
|
|
/******************************************************************************/
|
1185 |
|
|
Rotate_H12_V_Match_TypeDef LCD_GetScreenOrientation( void )
|
1186 |
|
|
{
|
1187 |
|
|
return CurrentScreenOrientation;
|
1188 |
|
|
}
|
1189 |
|
|
|