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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [ARM9_STR91X_IAR/] [STCode/] [lcd.c] - Rev 585
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/******************** (C) COPYRIGHT 2006 STMicroelectronics ******************** * File Name : lcd.c * Author : MCD Application Team * Date First Issued : 05/18/2006 : Version 1.0 * Description : This file includes the LCD driver for GXM12232-2SL liquid * Crystal Display Module of STR75x-EVAL. ******************************************************************************** * History: * 05/24/2006 : Version 1.1 * 05/18/2006 : Version 1.0 ******************************************************************************** * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. *******************************************************************************/ /* Includes ------------------------------------------------------------------*/ #include "91x_lib.h" #include "lcd.h" #include "FreeRTOS.h" #include "task.h" /* Private typedef -----------------------------------------------------------*/ static GPIO_InitTypeDef GPIO_InitStructure; /* Private define ------------------------------------------------------------*/ /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Global variable to set the written text color: used for LCD_Printf */ TextColorMode_TypeDef TextMode=BlackText; /* ASCII Table: each character is 7 column (7dots large) on two pages (16dots high) */ /* 7 column character: Two 8bit data to display one column*/ u8 AsciiDotsTable[1778] = { /* ASCII 0 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 1 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 2 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 3 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 4 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 5 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 6 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 7 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 8 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 9 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 10 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 11 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 12 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 13 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 14 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 15 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 16 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 17 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 18 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 19 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 20 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 21 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 22 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 23 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 24 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 25 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 26 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 27 */ 0x1f,0xe0,0x10,0x20,0x10,0x20,0x10,0x20,0x10,0x20,0x1f,0xe0,0x00,0x00, /* ASCII 28 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 29 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 30 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 31 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 32 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 33 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x13,0xe0,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 34 */ 0x00,0x00,0x00,0xe0,0x00,0x20,0x00,0x00,0x00,0xe0,0x00,0x20,0x00,0x00, /* ASCII 35 */ 0x00,0x00,0x35,0x00,0x0f,0x80,0x35,0x60,0x0f,0x80,0x05,0x60,0x00,0x00, /* ASCII 36 */ 0x00,0x00,0x0d,0x80,0x0a,0x40,0x3a,0x60,0x06,0x40,0x00,0x00,0x00,0x00, /* ASCII 37 */ 0x00,0x00,0x02,0x40,0x02,0xa0,0x0a,0x40,0x15,0x00,0x09,0x00,0x00,0x00, /* ASCII 38 */ 0x00,0x00,0x0c,0x00,0x13,0x00,0x14,0x80,0x08,0x80,0x14,0x00,0x00,0x00, /* ASCII 39 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x01,0xe0,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 40 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x1f,0x80,0x60,0x60,0x00,0x00,0x00,0x00, /* ASCII 41 */ 0x00,0x00,0x00,0x00,0x60,0x60,0x1f,0x80,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 42 */ 0x00,0x00,0x00,0x40,0x03,0x40,0x00,0xe0,0x03,0x40,0x00,0x40,0x00,0x00, /* ASCII 43 */ 0x02,0x00,0x02,0x00,0x02,0x00,0x1f,0xc0,0x02,0x00,0x02,0x00,0x02,0x00, /* ASCII 44 */ 0x00,0x00,0x00,0x00,0x60,0x00,0x38,0x00,0x08,0x00,0x00,0x00,0x00,0x00, /* ASCII 45 */ 0x00,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x00,0x00, /* ASCII 46 */ 0x00,0x00,0x00,0x00,0x18,0x00,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 47 */ 0x00,0x00,0x20,0x00,0x18,0x00,0x06,0x00,0x01,0x80,0x00,0x60,0x00,0x00, /* ASCII 48 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x10,0x20,0x10,0x20,0x0f,0xc0,0x00,0x00, /* ASCII 49 */ 0x00,0x00,0x10,0x00,0x10,0x20,0x1f,0xe0,0x10,0x00,0x10,0x00,0x00,0x00, /* ASCII 50 */ 0x00,0x00,0x18,0x40,0x14,0x20,0x12,0x20,0x11,0x20,0x18,0xc0,0x00,0x00, /* ASCII 51 */ 0x00,0x00,0x08,0x40,0x10,0x20,0x11,0x20,0x11,0x20,0x0e,0xc0,0x00,0x00, /* ASCII 52 */ 0x00,0x00,0x06,0x00,0x05,0x00,0x04,0xc0,0x14,0x20,0x1f,0xe0,0x14,0x00, /* ASCII 53 */ 0x00,0x00,0x08,0x00,0x11,0xe0,0x11,0x20,0x11,0x20,0x0e,0x20,0x00,0x00, /* ASCII 54 */ 0x00,0x00,0x0f,0x80,0x11,0x40,0x11,0x20,0x11,0x20,0x0e,0x20,0x00,0x00, /* ASCII 55 */ 0x00,0x00,0x00,0x60,0x00,0x20,0x18,0x20,0x07,0x20,0x00,0xe0,0x00,0x00, /* ASCII 56 */ 0x00,0x00,0x0e,0xc0,0x11,0x20,0x11,0x20,0x11,0x20,0x0e,0xc0,0x00,0x00, /* ASCII 57 */ 0x00,0x00,0x11,0xc0,0x12,0x20,0x12,0x20,0x0a,0x20,0x07,0xc0,0x00,0x00, /* ASCII 58 */ 0x00,0x00,0x00,0x00,0x19,0x80,0x19,0x80,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 59 */ 0x00,0x00,0x00,0x00,0x30,0x00,0x19,0x80,0x09,0x80,0x00,0x00,0x00,0x00, /* ASCII 60 */ 0x02,0x00,0x05,0x00,0x05,0x00,0x08,0x80,0x10,0x40,0x10,0x40,0x00,0x00, /* ASCII 61 */ 0x00,0x00,0x05,0x00,0x05,0x00,0x05,0x00,0x05,0x00,0x05,0x00,0x00,0x00, /* ASCII 62 */ 0x10,0x40,0x10,0x40,0x08,0x80,0x05,0x00,0x05,0x00,0x02,0x00,0x00,0x00, /* ASCII 63 */ 0x00,0x00,0x00,0x00,0x10,0x80,0x14,0x40,0x02,0x40,0x01,0x80,0x00,0x00, /* ASCII 64 */ 0x00,0x00,0x1f,0xe0,0x20,0x10,0x23,0x10,0x24,0x90,0x17,0xe0,0x00,0x00, /* ASCII 65 */ 0x10,0x00,0x1c,0x00,0x17,0xa0,0x04,0x60,0x17,0x80,0x1c,0x00,0x10,0x00, /* ASCII 66 */ 0x10,0x20,0x1f,0xe0,0x11,0x20,0x11,0x20,0x11,0x20,0x0e,0xc0,0x00,0x00, /* ASCII 67 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x10,0x20,0x10,0x20,0x08,0x60,0x00,0x00, /* ASCII 68 */ 0x10,0x20,0x1f,0xe0,0x10,0x20,0x10,0x20,0x08,0x40,0x07,0x80,0x00,0x00, /* ASCII 69 */ 0x10,0x20,0x1f,0xe0,0x11,0x20,0x13,0xa0,0x10,0x20,0x18,0x60,0x00,0x00, /* ASCII 70 */ 0x00,0x00,0x10,0x20,0x1f,0xe0,0x11,0x20,0x03,0xa0,0x00,0x20,0x00,0x60, /* ASCII 71 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x10,0x20,0x12,0x20,0x0e,0x60,0x02,0x00, /* ASCII 72 */ 0x10,0x20,0x1f,0xe0,0x11,0x20,0x01,0x00,0x11,0x20,0x1f,0xe0,0x10,0x20, /* ASCII 73 */ 0x00,0x00,0x10,0x20,0x10,0x20,0x1f,0xe0,0x10,0x20,0x10,0x20,0x00,0x00, /* ASCII 74 */ 0x00,0x00,0x0e,0x00,0x10,0x20,0x10,0x20,0x0f,0xe0,0x00,0x20,0x00,0x00, /* ASCII 75 */ 0x10,0x20,0x1f,0xe0,0x12,0x20,0x03,0x00,0x04,0xa0,0x18,0x60,0x10,0x20, /* ASCII 76 */ 0x00,0x00,0x10,0x20,0x1f,0xe0,0x10,0x20,0x10,0x00,0x1c,0x00,0x00,0x00, /* ASCII 77 */ 0x10,0x20,0x1f,0xe0,0x10,0xe0,0x03,0x00,0x10,0xe0,0x1f,0xe0,0x10,0x20, /* ASCII 78 */ 0x10,0x20,0x1f,0xe0,0x10,0xe0,0x07,0x00,0x18,0x20,0x1f,0xe0,0x00,0x20, /* ASCII 79 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x10,0x20,0x10,0x20,0x0f,0xc0,0x00,0x00, /* ASCII 80 */ 0x00,0x00,0x10,0x20,0x1f,0xe0,0x12,0x20,0x02,0x20,0x01,0xc0,0x00,0x00, /* ASCII 81 */ 0x00,0x00,0x0f,0xc0,0x10,0x20,0x30,0x20,0x30,0x20,0x2f,0xc0,0x00,0x00, /* ASCII 82 */ 0x10,0x20,0x1f,0xe0,0x12,0x20,0x02,0x20,0x06,0x20,0x09,0xc0,0x10,0x00, /* ASCII 83 */ 0x00,0x00,0x18,0xc0,0x09,0x20,0x11,0x20,0x11,0x40,0x0e,0x60,0x00,0x00, /* ASCII 84 */ 0x00,0x60,0x00,0x20,0x10,0x20,0x1f,0xe0,0x10,0x20,0x00,0x20,0x00,0x60, /* ASCII 85 */ 0x00,0x20,0x0f,0xe0,0x10,0x20,0x10,0x00,0x10,0x20,0x0f,0xe0,0x00,0x20, /* ASCII 86 */ 0x00,0x20,0x00,0xe0,0x07,0x20,0x18,0x00,0x07,0x20,0x00,0xe0,0x00,0x20, /* ASCII 87 */ 0x00,0x20,0x0f,0xe0,0x10,0x20,0x0f,0x00,0x10,0x20,0x0f,0xe0,0x00,0x20, /* ASCII 88 */ 0x10,0x20,0x18,0x60,0x04,0x80,0x03,0x00,0x04,0x80,0x18,0x60,0x10,0x20, /* ASCII 89 */ 0x00,0x20,0x00,0x60,0x11,0xa0,0x1e,0x00,0x11,0xa0,0x00,0x60,0x00,0x20, /* ASCII 90 */ 0x00,0x00,0x18,0x60,0x14,0x20,0x13,0x20,0x10,0xa0,0x18,0x60,0x00,0x00, /* ASCII 91 */ 0x00,0x00,0x00,0x00,0x7f,0xe0,0x40,0x20,0x40,0x20,0x00,0x00,0x00,0x00, /* ASCII 92 */ 0x00,0x00,0x00,0x20,0x01,0xc0,0x06,0x00,0x38,0x00,0x00,0x00,0x00,0x00, /* ASCII 93 */ 0x00,0x00,0x00,0x00,0x40,0x20,0x40,0x20,0x7f,0xe0,0x00,0x00,0x00,0x00, /* ASCII 94 */ 0x00,0x00,0x01,0x00,0x00,0x80,0x00,0x60,0x00,0x80,0x01,0x00,0x00,0x00, /* ASCII 95 */ 0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00, /* ASCII 96 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x40,0x00,0x00,0x00,0x00, /* ASCII 97 */ 0x00,0x00,0x0d,0x00,0x12,0x80,0x12,0x80,0x12,0x80,0x1f,0x00,0x10,0x00, /* ASCII 98 */ 0x10,0x20,0x1f,0xe0,0x11,0x00,0x10,0x80,0x10,0x80,0x0f,0x00,0x00,0x00, /* ASCII 99 */ 0x00,0x00,0x0f,0x00,0x10,0x80,0x10,0x80,0x10,0x80,0x09,0x80,0x00,0x00, /* ASCII 100 */ 0x00,0x00,0x0f,0x00,0x10,0x80,0x10,0x80,0x11,0x20,0x1f,0xe0,0x10,0x00, /* ASCII 101 */ 0x00,0x00,0x0f,0x00,0x12,0x80,0x12,0x80,0x12,0x80,0x13,0x00,0x00,0x00, /* ASCII 102 */ 0x00,0x00,0x10,0x80,0x1f,0xc0,0x10,0xa0,0x10,0xa0,0x10,0xa0,0x00,0x00, /* ASCII 103 */ 0x00,0x00,0x0f,0x00,0x50,0x80,0x50,0x80,0x51,0x00,0x3f,0x80,0x00,0x80, /* ASCII 104 */ 0x10,0x20,0x1f,0xe0,0x11,0x00,0x00,0x80,0x10,0x80,0x1f,0x00,0x10,0x00, /* ASCII 105 */ 0x00,0x00,0x10,0x80,0x10,0x80,0x1f,0xa0,0x10,0x00,0x10,0x00,0x00,0x00, /* ASCII 106 */ 0x00,0x00,0x40,0x80,0x40,0x80,0x40,0xa0,0x3f,0x80,0x00,0x00,0x00,0x00, /* ASCII 107 */ 0x10,0x20,0x1f,0xe0,0x02,0x00,0x16,0x80,0x19,0x80,0x10,0x80,0x00,0x00, /* ASCII 108 */ 0x00,0x00,0x10,0x00,0x10,0x20,0x1f,0xe0,0x10,0x00,0x10,0x00,0x00,0x00, /* ASCII 109 */ 0x10,0x80,0x1f,0x80,0x10,0x80,0x1f,0x00,0x10,0x80,0x1f,0x00,0x10,0x00, /* ASCII 110 */ 0x10,0x80,0x1f,0x80,0x11,0x00,0x00,0x80,0x10,0x80,0x1f,0x00,0x10,0x00, /* ASCII 111 */ 0x00,0x00,0x0f,0x00,0x10,0x80,0x10,0x80,0x10,0x80,0x0f,0x00,0x00,0x00, /* ASCII 112 */ 0x40,0x80,0x7f,0x80,0x51,0x00,0x10,0x80,0x10,0x80,0x0f,0x00,0x00,0x00, /* ASCII 113 */ 0x00,0x00,0x0f,0x00,0x10,0x80,0x10,0x80,0x51,0x00,0x7f,0x80,0x40,0x80, /* ASCII 114 */ 0x00,0x00,0x10,0x80,0x1f,0x80,0x11,0x00,0x10,0x80,0x10,0x80,0x00,0x00, /* ASCII 115 */ 0x00,0x00,0x19,0x00,0x12,0x80,0x12,0x80,0x12,0x80,0x0d,0x80,0x00,0x00, /* ASCII 116 */ 0x00,0x00,0x00,0x80,0x0f,0xc0,0x10,0x80,0x10,0x80,0x10,0x80,0x08,0x00, /* ASCII 117 */ 0x00,0x80,0x0f,0x80,0x10,0x00,0x10,0x00,0x08,0x80,0x1f,0x80,0x10,0x00, /* ASCII 118 */ 0x00,0x80,0x03,0x80,0x0c,0x80,0x10,0x00,0x0c,0x80,0x03,0x80,0x00,0x80, /* ASCII 119 */ 0x00,0x80,0x0f,0x80,0x10,0x80,0x0e,0x00,0x10,0x80,0x0f,0x80,0x00,0x80, /* ASCII 120 */ 0x10,0x80,0x19,0x80,0x06,0x00,0x06,0x00,0x19,0x80,0x10,0x80,0x00,0x00, /* ASCII 121 */ 0x00,0x80,0x41,0x80,0x46,0x80,0x78,0x00,0x4c,0x80,0x03,0x80,0x00,0x80, /* ASCII 122 */ 0x00,0x00,0x19,0x80,0x14,0x80,0x12,0x80,0x11,0x80,0x18,0x80,0x00,0x00, /* ASCII 123 */ 0x00,0x00,0x00,0x00,0x04,0x00,0x3b,0xc0,0x40,0x20,0x00,0x00,0x00,0x00, /* ASCII 124 */ 0x00,0x00,0x00,0x00,0x00,0x00,0x3f,0xe0,0x00,0x00,0x00,0x00,0x00,0x00, /* ASCII 125 */ 0x00,0x00,0x00,0x00,0x40,0x20,0x3b,0xc0,0x04,0x00,0x00,0x00,0x00,0x00, /* ASCII 126 */ 0x00,0x00,0x04,0x00,0x02,0x00,0x04,0x00,0x04,0x00,0x02,0x00,0x00,0x00}; /* Private function prototypes -----------------------------------------------*/ /* Private functions ---------------------------------------------------------*/ /******************************************************************************* * Function Name : LCD_DataLinesConfig * Description : Configure data lines D0~D7 (P8.0~P8.7) in Input Floating mode * for read from LCD or in Output Push-Pull mode for write on LCD * Input : - Mode: specifies the configuration mode for data lines D0~D7 * - Input: configure in Input Floating mode * - Output: configure in Output Push-Pul mode * Output : None * Return : None *******************************************************************************/ void LCD_DataLinesConfig(DataConfigMode_TypeDef Mode) { GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All; if (Mode == Input) { /* Configure D0~D7 lines (P8.0 ->P8.7) as Input */ GPIO_InitStructure.GPIO_Direction = GPIO_PinInput; } else { /* Configure D0~D7 lines in Output Push-Pull mode */ GPIO_InitStructure.GPIO_Direction = GPIO_PinOutput ; GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull ; } GPIO_Init(GPIO8, &GPIO_InitStructure); } /******************************************************************************* * Function Name : LCD_DataLinesWrite * Description : Write a value on D0~D7 (P8.0~P8.7) * Input : - GPIOx: GPIO port to write on. It could be * - PortVal: value to write * Output : None * Return : None. *******************************************************************************/ void LCD_DataLinesWrite(GPIO_TypeDef* GPIOx, u32 PortVal) { GPIOx->DR[0x3FC] = PortVal; } /******************************************************************************* * Function Name : LCD_CtrlLinesConfig * Description : Configure control lines E2, E1, RW, DI (P9.4~P9.7) in * Output Push-Pull mode. * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_CtrlLinesConfig(void) { /* Configure E2, E1, RW, DI lines (P9.4~P9.7) in Output Push-Pull mode */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7; GPIO_InitStructure.GPIO_Direction = GPIO_PinOutput ; GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull ; GPIO_Init(GPIO9, &GPIO_InitStructure); } /******************************************************************************* * Function Name : LCD_CtrlLinesWrite * Description : Set or reset control lines E2, E1, RW, DI (P9.4~P9.7). * Input : - GPIOx: where x can be 0,1 or 2 to select the GPIO peripheral. * - CtrlPins: the Control line. This parameter can be: * - CtrlPin_E2: Enabe clock signal for Slave * - CtrlPin_E1: Enabe clock signal for Master * - CtrlPin_RW: Read/Write control line * - CtrlPin_DI: * Output : None * Return : None *******************************************************************************/ void LCD_CtrlLinesWrite(GPIO_TypeDef* GPIOx, u32 CtrlPins, BitAction BitVal) { /* Set or Reset the control line */ if(BitVal == Bit_SET) { GPIOx->DR[CtrlPins <<2] = CtrlPins; } else { GPIOx->DR[CtrlPins <<2] = 0x00; } } /******************************************************************************* * Function Name : LCD_CheckMasterStatus * Description : Check whether master LCD is busy or not * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_CheckMasterStatus(void) { u8 MasterStatus = 0; /* Configure Data lines as Input */ LCD_DataLinesConfig(Input); /* Start the master read sequence */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_RW, Bit_SET); /* RW = 1 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_DI, Bit_RESET); /* DI = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_SET); /* E1 = 1 */ MasterStatus = GPIO_Read(GPIO8); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ /* Wait until BF is cleared */ while ((MasterStatus & 0x80)) { vTaskDelay( 1 ); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_SET); /* E1 = 1 */ MasterStatus = GPIO_Read(GPIO8); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ } } /******************************************************************************* * Function Name : LCD_CheckSlaveStatus * Description : Check whether slave LCD is busy or not * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_CheckSlaveStatus(void) { u8 SlaveStatus = 0; /* Configure Data lines as Input */ LCD_DataLinesConfig(Input); /* Start the slave read sequence */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_RW, Bit_SET); /* RW = 1 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_DI, Bit_RESET); /* DI = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_SET); /* E2 = 1 */ SlaveStatus = GPIO_Read(GPIO8); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ /* Wait until BF is cleared */ while ((SlaveStatus & 0x80)) { vTaskDelay( 1 ); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_SET); /* E2 = 1 */ SlaveStatus = GPIO_Read(GPIO8); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ } } /******************************************************************************* * Function Name : LCD_SendMasterCmd * Description : Send one byte command to master LCD. * Input : - Cmd: the user expected command to send to master LCD * Output : None * Return : None *******************************************************************************/ void LCD_SendMasterCmd(u8 Cmd) { /* Check the master status */ LCD_CheckMasterStatus(); /* Configure Data lines as Output */ LCD_DataLinesConfig(Output); /* Start the master send command sequence */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_RW, Bit_RESET); /* RW = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_DI, Bit_RESET); /* DI = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_SET); /* E1 = 1 */ /* Write master command */ LCD_DataLinesWrite(GPIO8, (u32)Cmd); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ } /******************************************************************************* * Function Name : LCD_SendSlaveCmd * Description : Send one byte command to slave LCD * Input : - Cmd: the user expected command to send to slave LCD. * Output : None * Return : None *******************************************************************************/ void LCD_SendSlaveCmd(u8 Cmd) { /* Check the slave status */ LCD_CheckSlaveStatus(); /* Configure Data lines as Output */ LCD_DataLinesConfig(Output); /* Start the slave send command sequence */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_RW, Bit_RESET); /* RW = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_DI, Bit_RESET); /* DI = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_SET); /* E2 = 1 */ /* Write slave command */ LCD_DataLinesWrite(GPIO8, (u32)Cmd); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ } /******************************************************************************* * Function Name : LCD_SendMasterData * Description : Display one byte data to master LCD. * Input : - Data: the user expected data to display on master LCD. * Output : None * Return : None *******************************************************************************/ void LCD_SendMasterData(u8 Data) { /* Check the master status */ LCD_CheckMasterStatus(); /* Configure Data lines as Output */ LCD_DataLinesConfig(Output); /* Start the master send data sequence */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_RW, Bit_RESET); /* RW = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_DI, Bit_SET); /* DI = 1 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_SET); /* E1 = 1 */ /* Write data to the master */ LCD_DataLinesWrite(GPIO8, (u32)Data); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ } /******************************************************************************* * Function Name : LCD_ReadMasterData * Description : Read master byte data displayed on master LCD. * Input : None * Output : None * Return : None *******************************************************************************/ u32 LCD_ReadMasterData(void) { u32 MasterData = 0; /* Check the master status */ LCD_CheckMasterStatus(); /* Configure Data lines as Input */ LCD_DataLinesConfig(Input); /* Start the master read data sequence */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_RW, Bit_SET); /* RW = 1 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_DI, Bit_SET); /* DI = 1 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_SET); /* E1 = 1 */ /* Read data from the master */ MasterData = (GPIO_Read(GPIO8)); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E1, Bit_RESET); /* E1 = 0 */ /* Read the master returned data */ return MasterData; } /******************************************************************************* * Function Name : LCD_SendSlaveData * Description : Display one byte data to slave LCD. * Input : - Data: the user expected data to display on slave LCD. * Output : None * Return : None *******************************************************************************/ void LCD_SendSlaveData(u8 Data) { /* Check the slave status */ LCD_CheckSlaveStatus(); /* Configure Data lines as Output */ LCD_DataLinesConfig(Output); /* Start the slave send data sequence */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_RW, Bit_RESET); /* RW = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_DI, Bit_SET); /* DI = 1 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_SET); /* E2 = 1 */ /* Write data to the slave */ LCD_DataLinesWrite(GPIO8, (u32)Data); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ } /******************************************************************************* * Function Name : LCD_ReadSlaveData * Description : Read slave byte data displayed on slave LCD. * Input : None * Output : None * Return : None *******************************************************************************/ u32 LCD_ReadSlaveData(void) { u32 SlaveData = 0; /* Check the slave status */ LCD_CheckSlaveStatus(); /* Configure Data lines as Input */ LCD_DataLinesConfig(Input); /* Start the slave read data sequence */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_RW, Bit_SET); /* RW = 1 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_DI, Bit_SET); /* DI = 1 */ LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_SET); /* E2 = 1 */ /* Read data from the slave */ SlaveData = GPIO_Read(GPIO8); LCD_CtrlLinesWrite(GPIO9, CtrlPin_E2, Bit_RESET); /* E2 = 0 */ /* Read the slave returned data */ return SlaveData; } /******************************************************************************* * Function Name : LCD_Init * Description : Initialize master and slave LCD. * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_Init(void) { /* Enable GPIO Clock */ /* Configure control lines signals as output mode */ LCD_CtrlLinesConfig(); /* Master LCD Init */ LCD_SendMasterCmd(SOFTWARE_RESET); LCD_SendMasterCmd(DISPLAY_OFF); LCD_SendMasterCmd(DYNAMIC_DRIVE); LCD_SendMasterCmd(DUTY_CYCLE); LCD_SendMasterCmd(CLOCKWISE_OUTPUT); LCD_SendMasterCmd(READ_MODIFY_WRITE_OFF); LCD_SendMasterCmd(START_COLUMN); /* Set master column address to 0 */ LCD_SendMasterCmd(START_LINE); /* Set master display start line to 0 */ LCD_SendMasterCmd(DISPLAY_ON ); /* Slave LCD Init */ LCD_SendSlaveCmd(SOFTWARE_RESET); LCD_SendSlaveCmd(DISPLAY_OFF); LCD_SendSlaveCmd(DYNAMIC_DRIVE); LCD_SendSlaveCmd(DUTY_CYCLE); LCD_SendSlaveCmd(CLOCKWISE_OUTPUT); LCD_SendSlaveCmd(READ_MODIFY_WRITE_OFF); LCD_SendSlaveCmd(START_COLUMN ); /* Set slave column address to 0 */ LCD_SendSlaveCmd(START_LINE); /* Set slave display start line to 0 */ LCD_SendSlaveCmd(DISPLAY_ON); /* Clear LCD */ LCD_Clear(); /* Set current Page to 0 for Master and Slave LCDs */ LCD_SetSlavePage(0); LCD_SetMasterPage(0); } /******************************************************************************* * Function Name : LCD_SetSlavePage * Description : Set the display page of slave LCD, the page range is 0 to 3, * make sure the input will not exceed this range ,otherwise it * will reach a undecided result. * Input : - Page: specifies the expected display page of slave LCD * Output : None * Return : None *******************************************************************************/ void LCD_SetSlavePage(u8 Page) { static u8 ucLastPage = 255; /* Set Slave page */ if( Page != ucLastPage ) { LCD_SendSlaveCmd(0xB8|Page); ucLastPage = Page; } } /******************************************************************************* * Function Name : LCD_SetMasterPage * Description : Set the display page of master LCD, the page range is 0 to 3, * make sure the input will not exceed this range ,otherwise it * will reach a undecided result. * Input : - Page: specifies the expected display page of master LCD * Output : None * Return : None *******************************************************************************/ void LCD_SetMasterPage(u8 Page) { static u8 ulLastPage = 255; /* Set Master page */ if( Page != ulLastPage ) { LCD_SendMasterCmd(0xB8|Page); ulLastPage = Page; } } /******************************************************************************* * Function Name : SetAddress * Description : Set the display column of slave LCD. Column range is 0 to 61. * Input : - Address: specifies the expected display column of slave LCD * Output : None * Return : None *******************************************************************************/ void LCD_SetSlaveColumn(u8 Address) { /* Set Slave column address */ LCD_SendSlaveCmd(Address&0x7F); } /******************************************************************************* * Function Name : LCD_SetMasterColumn * Description : Set the display column of master LCD. Column range is 0 to 61. * Input : - Address: specifies the expected display column of slave LCD * Output : None * Return : None *******************************************************************************/ void LCD_SetMasterColumn(u8 Address) { /* Set Master column address */ LCD_SendMasterCmd(Address&0x7F); } /******************************************************************************* * Function Name : LCD_SetTextColor * Description : Set the text color for LCD. * Input : - TextColor: BlackText: character on black, bottom on white. * WhiteText: character on white, bottom on black. * Output : None * Return : None *******************************************************************************/ void LCD_SetTextColor(TextColorMode_TypeDef TextColor) { if(TextColor) { /* Set White Text color */ TextMode=WhiteText; } else { /* Set Black Text color */ TextMode=BlackText; } } /******************************************************************************* * Function Name : LCD_Clear * Description : Clear the Master and Slave LCDs display. * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_Clear(void) { u8 Page = 0, Column = 0; /* Clear master and slave LCDs page by page */ for (Page=0; Page<4; Page++) { /* Set master and slave page by page */ LCD_SetMasterPage(Page); LCD_SetSlavePage(Page); /* Set master and slave column address */ LCD_SetMasterColumn(0); LCD_SetSlaveColumn(0); /* Send empty data to master and slave column address on the selected page */ for (Column=0; Column<61; Column++) { LCD_SendSlaveData(0); LCD_SendMasterData(0); } } } /******************************************************************************* * Function Name : LCD_ClearLine * Description : Clear the selected line of the LCD. * Input : - Line: the Line to clear. * - Line1 (Page0&1): clear the first line * - Line2 (Page2&3): clear the second line * Output : None * Return : None *******************************************************************************/ void LCD_ClearLine(u8 Line) { u8 Page = 0, Column = 0; /* Clear the slected master and slave line */ for (Page=Line; Page<Line+2; Page++) { /* Set master and slave page by page */ LCD_SetMasterPage(Page); LCD_SetSlavePage(Page); /* Set master and slave column address */ LCD_SetMasterColumn(0); LCD_SetSlaveColumn(0); /* Send empty data to master and slave column address on the selected page */ for (Column=0; Column<61; Column++) { LCD_SendSlaveData(0); LCD_SendMasterData(0); } } } /******************************************************************************* * Function Name : LCD_ClearMaster * Description : Clear the master LCD. * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_ClearMaster(void) { u8 Page = 0, Column = 0; /* Clear all master LCD pages */ for (Page=0; Page<4; Page++) { /* Set master page by page */ LCD_SetMasterPage(Page); /* Set master column address */ LCD_SetMasterColumn(0); /* Send empty data to master column address on the selected page */ for (Column=0; Column<61; Column++) { LCD_SendMasterData(0); } } } /******************************************************************************* * Function Name : LCD_ClearSlave * Description : Clear the slave LCD. * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_ClearSlave() { u8 Page = 0, Column = 0; /* Clear all slave LCD pages */ for (Page=0; Page<4; Page++) { /* Set slave page by page */ LCD_SetSlavePage(Page); /* Set slave column address */ LCD_SetSlaveColumn(0); /* Send empty data to slave column address on the selected page */ for (Column=0; Column<61; Column++) { LCD_SendSlaveData(0); } } } /******************************************************************************* * Function Name : LCD_DrawChar * Description : Draw a character in LCD. * Note: * the LCD can only display two line character,so page 0 and 1 * is to display the first line, page2 and page 3 is to display * the second line. * Input : - Line: the Line where to display the character shape . * - Line1 (Page0&1): display character on the first line * - Line2 (Page2&3): display character on the second line * - Column: start column address. * - Width: the number of column (dots) of a character width. * - Bmp: the pointer of the dot matrix data. * Output : None * Return : None *******************************************************************************/ void LCD_DrawChar(u8 Line, u8 Column, u8 Width, u8 *Bmp) { u8 X = 0, ActualColumn = 0, Window = 0, i = 0; /* Draw the character column by column: width times */ for(X = Column; X<(Column+Width); X++) { if(X > 121) { /* Return if column exceeded 121 */ return; } if (X > 60) { /* To be displayed on slave LCD (Window = 1) */ Window = 1; /* Get the Slave relative start column */ // ActualColumn = X%61; ActualColumn = X - 61; } else { /* To be displayed on master LCD (Window = 0) */ ActualColumn = X; } /* Switch window, display the character upper part */ if (Window) { /* Display it on slave LCD */ LCD_SetSlavePage(Line); LCD_SetSlaveColumn(ActualColumn); LCD_SendSlaveData(Bmp[i]); } else { /* Display it on master LCD */ LCD_SetMasterPage(Line); LCD_SetMasterColumn(ActualColumn); LCD_SendMasterData(Bmp[i]); } /* Switch window, diplay the character lower part */ if (Window) { /* Display it on slave LCD */ LCD_SetSlavePage(Line+1); LCD_SetSlaveColumn(ActualColumn); LCD_SendSlaveData(Bmp[i+1]); } else { /* Display it on master LCD */ LCD_SetMasterPage(Line+1); LCD_SetMasterColumn(ActualColumn); LCD_SendMasterData(Bmp[i+1]); } /* Increment by 2 the character table index */ i+=2; } } /******************************************************************************* * Function Name : LCD_DisplayChar * Description : Display one character (7dots large, 16dots high). * Note: * the LCD can only display two line character,so page 0 and 1 * is to display the first line, page2 and page 3 is to display * the second line. * Input : - Line: the Line where to display the character. * - Line1 (Page0&1): display character on the first line * - Line2 (Page2&3): display character on the second line * - Column: start column address. * - Ascii: character ascii code. * - CharMode: BlackText: character on black, bottom on white. * WhiteText: character on white, bottom on black. * Output : None * Return : None *******************************************************************************/ void LCD_DisplayChar(u8 Line, u8 Column, u8 Ascii, TextColorMode_TypeDef CharMode) { u8 DotBuffer[14], i = 0; /* Display the character lower and upper 8bit parts (2*7columns) */ for (i=0;i<14;i++) { /* Character displayed as white Text on black buttom */ if(CharMode) { if( i & 0x01 ) { DotBuffer[i] = ~AsciiDotsTable[Ascii*14+i-1]; } else { DotBuffer[i] = ~AsciiDotsTable[Ascii*14+i+1]; } } /* Character displayed as black Text on white buttom */ else { if( ( u8 ) i & 0x01 ) { DotBuffer[i] = AsciiDotsTable[Ascii*14+i-1]; } else { DotBuffer[i] = AsciiDotsTable[Ascii*14+i+1]; } } } /* Display the asc code after conversion */ LCD_DrawChar(Line, Column, 7, DotBuffer); } /******************************************************************************* * Function Name : LCD_HexToAsciiLow * Description : This function is used to convert the low nibble of an * unsigned byte (0-F hex) to ASCII. * Input : - byte: byte to convert to ASCII. * Output : None * Return : ASCII value result of the conversion. *******************************************************************************/ char LCD_HexToAsciiLow(u8 byte) { /* Keep lower nibble only */ byte = byte & 0x0F; /* If the ascii is a number */ if (byte <= 0x09) { /* Add 0x30 to its ascii */ return(byte + 0x30); } else { /* Add 0x37 to its ascii */ return (byte + 0x37); } } /******************************************************************************* * Function Name : LCD_HexToAsciiHigh * Description : This function is used to convert the high nibble of an * unsigned byte (0-F hex) to ASCII. * Input : - byte: byte to convert to ASCII. * Output : None * Return : ASCII value result of the conversion. *******************************************************************************/ char LCD_HexToAsciiHigh(u8 byte) { /* Keep upper nibble only */ byte = byte & 0xF0; byte = byte >> 4; /* If the ascii is a number */ if (byte <= 0x09) { /* Add 0x30 to display its ascii */ return(byte + 0x30); } else { /* Add 0x37 to display its ascii */ return (byte + 0x37); } } /******************************************************************************* * Function Name : LCD_DisplayString * Description : This function is used to display a 17char max string of * characters on the LCD display on the selected line. * Note: * this function is the user interface to use the LCD driver. * Input : - *ptr: pointer to string to display on LCD. * - Line: the Line where to display the character. * - Line1 (Page0&1): display character on the first line * - Line2 (Page2&3): display character on the second line * Output : None * Return : None *******************************************************************************/ void LCD_DisplayString(u8 Line, u8 *ptr, TextColorMode_TypeDef CharMode) { u8 RefColumn = 0, i = 0; /* Send the string character by character on lCD */ while ((*ptr!=0)&(i<17)) { vTaskDelay( 1 ); /* Display one character on LCD */ LCD_DisplayChar(Line, RefColumn, *ptr, CharMode); /* Increment the column position by 7 */ RefColumn+=7; /* Point on the next character */ ptr++; /* Increment the character counter */ i++; /* If we reach the maximum Line character */ if(i==17) { LCD_DisplayChar(Line, RefColumn-1, 0x1f, CharMode); /* Add missed columns */ } } } /******************************************************************************* * Function Name : LCD_Printf * Description : This function is used to display a string of characters * on the LCD display. * Note: * this function is the user interface to use the LCD driver. * Input : - *ptr: pointer to string to display on LCD. * Output : None * Return : None *******************************************************************************/ void LCD_Printf(u8 *ptr, ...) { u8 RefColumn = 0, RefPage = 0, i = 0, c1 = 0; u16 var = 0, c2 = 0, c3 = 0, c4 = 0, c5 = 0; u32 WordVar = 0; /* Store pointer on LCD_Printf second parameter (String) */ u8 *var_ptr=(u8 *)(&ptr+1); /* Send String */ while (*ptr != 0) { c1 = *ptr; /* Limited to AsciiDotsTable code table */ if(c1 <= 128) { /* Carriage return */ if ( *ptr == '\r') { ptr++; RefColumn = 0; } /* Jump to Line2 */ else if( *ptr == '\n') { /* Point on the string to display */ ptr++; /* Clear Line2 */ LCD_ClearLine(Line2); /* Point on first Line2 column */ RefColumn = 0; /* Increment RefPage by 2 */ RefPage+=2; } /* Display value on the passed format */ else if( *ptr == '%') { ptr++; /* Display decimal value */ if (*ptr == 'd') { ptr++; /* Get the word value to display */ WordVar = ((*var_ptr)|(*(var_ptr+1)<<8)|(*(var_ptr+2)<<16)); c1=WordVar/10000; c2=(WordVar%10000)/1000; c3=(WordVar%1000)/100; c4=(WordVar%100)/10; c5=(WordVar%10); /* Display the ten miles digit */ if (c1!=0) { LCD_DisplayChar(RefPage, RefColumn, c1+0x30, TextMode); RefColumn+=7; } /* Display the miles digit */ if (!((c1==0)&(c2==0))) { LCD_DisplayChar(RefPage, RefColumn, c2+0x30, TextMode); RefColumn+=7; } /* Display the hundred digit */ if (!((c1==0)&(c2==0)&(c3==0))) { LCD_DisplayChar(RefPage, RefColumn, c3+0x30, TextMode); RefColumn+=7; } /* Display the tens digit */ if (!((c1==0)&(c2==0)&(c3==0)&(c4==0))) { LCD_DisplayChar(RefPage, RefColumn, c4+0x30, TextMode); RefColumn+=7; } /* Display the rest */ LCD_DisplayChar(RefPage, RefColumn, c5+0x30, TextMode); RefColumn+=7; } /* Display 16bits Hex value */ else if (*ptr == 'x') { ptr++; /* Display 8bits MSB */ var_ptr = var_ptr +1; var = *var_ptr; c1 = LCD_HexToAsciiHigh(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; c1 = LCD_HexToAsciiLow(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; /* Display 8bits LSB */ var_ptr = var_ptr -1; var = *var_ptr; var_ptr = var_ptr +4; c1 = LCD_HexToAsciiHigh(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; c1 = LCD_HexToAsciiLow(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; } /* Display 32bits Hex value */ else if (*ptr == 'w') { ptr++; /* Display 16bits MSB */ var_ptr = var_ptr +3; var = *var_ptr; c1 = LCD_HexToAsciiHigh(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; c1 = LCD_HexToAsciiLow(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; var_ptr = var_ptr -1; var = *var_ptr; c1 = LCD_HexToAsciiHigh(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; c1 = LCD_HexToAsciiLow(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; /* Display 16bits LSB */ var_ptr = var_ptr -1; var = *var_ptr; var_ptr = var_ptr +4; c1 = LCD_HexToAsciiHigh(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; c1 = LCD_HexToAsciiLow(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; var_ptr = var_ptr -5; var = *var_ptr; var_ptr = var_ptr +4; c1 = LCD_HexToAsciiHigh(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; c1 = LCD_HexToAsciiLow(var); LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; } else { /* Display '%' character which is followed by (d, x or w) */ ptr--; c1 = *ptr; LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; ptr++; i++; if(i==17) { /* Add missed columns */ LCD_DisplayChar(RefPage, RefColumn-1, 0x1f, TextMode); RefColumn = 0; RefPage+=2; } } } else { /* Display characters different from (\r, \n, %) */ LCD_DisplayChar(RefPage, RefColumn, c1, TextMode); RefColumn+=7; ptr++; i++; if(i==17) { /* Add missed columns */ LCD_DisplayChar(RefPage, RefColumn-1, 0x1f, TextMode); LCD_ClearLine(Line2); RefColumn = 0; RefPage+=2; } } } } /* Display spaces if string doesn't reach the max LCD characters size */ while(RefColumn<119) { /* Display Spaces */ LCD_DisplayChar(RefPage, RefColumn, 0x20, TextMode); RefColumn+=7; /* Add missed columns */ LCD_DisplayChar(RefPage, RefColumn, 0x1f, TextMode); } } /******************************************************************************* * Function Name : LCD_DrawMasterGraphic * Description : Draw a Graphic image on master LCD. * Input : - Bmp: the pointer of the dot matrix data. * Output : None * Return : None. *******************************************************************************/ void LCD_DrawMasterGraphic(u8 *Bmp) { u8 j = 0, k = 0, ActPage = 0; /* Draw graphic on master: 61 Column *4 Pages */ while(j<244) { /* Draw on master page by page */ LCD_SetMasterPage(ActPage); for(k=0; k<61; k++) { LCD_SetMasterColumn(k); LCD_SendMasterData(*Bmp++); j++; } ActPage++; } } /******************************************************************************* * Function Name : LCD_DrawSlaveGraphic * Description : Draw a Graphic image on slave LCD. * Input : - Bmp: the pointer of the dot matrix data. * Output : None * Return : None. *******************************************************************************/ void LCD_DrawSlaveGraphic(u8 *Bmp) { u8 j = 0, k = 0, ActPage = 0; /* Draw graphic on slave: 61 Column *4 Pages */ while(j<244) { /* Draw on slave page by page */ LCD_SetSlavePage(ActPage); for(k=0; k<61; k++) { LCD_SetSlaveColumn(k); LCD_SendSlaveData(*Bmp++); j++; } ActPage++; } } /******************************************************************************* * Function Name : LCD_DrawGraphic * Description : Draw a Graphic image on LCD. * Input : - Bmp: the pointer of the dot matrix data. * Output : None * Return : None. *******************************************************************************/ void LCD_DrawGraphic(u8 *Bmp) { u8 Pos = 0, ActPage = 0; u16 j = 0, k = 0; /* Draw graphic on LCD: 122 Column *4 Pages */ while(j<488) { if(!Pos) { /* Draw on master page by page */ LCD_SetMasterPage(ActPage); for(k=0; k<61; k++) { LCD_SetMasterColumn(k); LCD_SendMasterData(*Bmp++); j++; } Pos=1; } else { /* Draw on slave page by page */ LCD_SetSlavePage(ActPage); for(k=0; k<61; k++) { LCD_SetSlaveColumn(k); LCD_SendSlaveData(*Bmp++); j++; } ActPage++; Pos=0; } } } /******************************************************************************* * Function Name : LCD_ScrollGraphic * Description : Scroll a Graphic image on LCD. * Input : - Bmp: the pointer of the dot matrix data. * - nCount: specifies the delay time length. * Output : None * Return : None. *******************************************************************************/ void LCD_ScrollGraphic(u8 *Bmp, u32 nCount) { u8 Pos = 0, ActPage = 0; u16 j = 0, k = 0; u32 Counter = 0; /* Draw graphic on LCD: 122 Column *4 Pages */ while(j<488) { if(!Pos) { /* Draw on master page by page */ LCD_SetMasterPage(ActPage); for(k=0; k<61; k++) { LCD_SetMasterColumn(k); LCD_SendMasterData(*Bmp++); Counter = nCount; /* Set a delay */ for(; Counter != 0; Counter--); j++; } Pos=1; } else { /* Draw on slave page by page */ LCD_SetSlavePage(ActPage); for(k=0; k<61; k++) { LCD_SetSlaveColumn(k); Counter = nCount; /* Set a delay */ for(; Counter != 0; Counter--); LCD_SendSlaveData(*Bmp++); j++; } ActPage++; Pos=0; } } } /******************************************************************************* * Function Name : LCD_DrawPixel * Description : Draw a Graphic image on slave LCD. * Input : - XPos: the dot line number of the pixel. * - 1->61 : displayed on master LCD * - 62->122: displayed on slave LCD * - YPos: column address of the pixel from 1->32. * - Mode: Dot_On: Pixel turned on (black). * Dot_Off: Pixel turned off (black). * Output : None * Return : None. *******************************************************************************/ void LCD_DrawPixel(u8 XPos, u8 YPos, DotMode_TypeDef Mode) { u8 Page = 0, Position = 0; u16 Mask = 0; u32 MasterDataIn = 0, MasterDataOut = 0, SlaveDataIn = 0, SlaveDataOut = 0; /* Pixel page */ Page = (XPos-1)/8; /* Pixel column */ Position = (YPos-1)/61; /* 0:Master, 1:Slave */ /* Mask for the pixel */ Mask= 1<<((XPos-1)%8); /* If Position=0 draw pixel on master LCD */ if(!Position) { LCD_SetMasterPage(Page); LCD_SetMasterColumn(YPos-1); MasterDataIn = LCD_ReadMasterData(); MasterDataIn = LCD_ReadMasterData(); LCD_SetMasterColumn(YPos-1); if(Mode==Dot_On) { MasterDataOut = MasterDataIn | Mask; } else { MasterDataOut = MasterDataIn & (~Mask); } LCD_SendMasterData(MasterDataOut); } /* If Position=1 draw pixel on slave LCD */ else { LCD_SetSlavePage(Page); LCD_SetSlaveColumn(YPos-62); SlaveDataIn = LCD_ReadSlaveData(); SlaveDataIn = LCD_ReadSlaveData(); LCD_SetSlaveColumn(YPos-62); if(Mode==Dot_On) { SlaveDataOut = SlaveDataIn | Mask; } else { SlaveDataOut = SlaveDataIn & (~Mask); } LCD_SendSlaveData(SlaveDataOut); } } /******************************************************************************* * Function Name : LCD_DrawLine * Description : Draw a line on master and slave LCDs. * Input : - XPos1: the dot line number of the source point . * - XPos2: the dot line number of the destination point . * - YPos1: the dot column number of the source point. * - YPos2: the dot column number of the destination point. * Output : None * Return : None. *******************************************************************************/ void LCD_DrawLine(u8 XPos1, u8 YPos1, u8 XPos2, u8 YPos2) { u8 XPos = 0, YPos = 0; /* Use XPos1, YPos1, XPos2 and YPos2 */ if((XPos2>=XPos1)&(YPos2>=YPos1)) { for(XPos=XPos1; XPos<=XPos2; XPos++) { for(YPos=YPos1; YPos<=YPos2; YPos++) { LCD_DrawPixel(XPos, YPos, Dot_On); } } } else if((XPos2<XPos1)&(YPos2>=YPos1)) { for(XPos=XPos2; XPos<=XPos1; XPos++) { for(YPos=YPos1; YPos<=YPos2; YPos++) { LCD_DrawPixel(XPos, YPos, Dot_On); } } } else if((XPos2>=XPos1)&(YPos2<YPos1)) { for(XPos=XPos1; XPos<=XPos2; XPos++) { for(YPos=YPos2; YPos<=YPos1; YPos++) { LCD_DrawPixel(XPos, YPos, Dot_On); } } } else /*if((XPos2<XPos1)&(YPos2<YPos1))*/ { for(XPos=XPos2; XPos<=XPos1; XPos++) { for(YPos=YPos2; YPos<=YPos1; YPos++) { LCD_DrawPixel(XPos, YPos, Dot_On); } } } } /******************************************************************************* * Function Name : LCD_DrawBox * Description : Draw a Box on master and slave LCDs. * Input : - XPos: the dot line number of the source point . * - YPos: the dot column number of the source point. * - Dx: Box large. * - Dy: Box width. * Output : None * Return : None. *******************************************************************************/ void LCD_DrawBox(u8 XPos, u8 YPos, u8 Dx, u8 Dy) { /* Use XPos, YPos, Dx and Dy */ LCD_DrawLine(XPos, YPos, XPos, YPos+Dy); LCD_DrawLine(XPos, YPos, XPos+Dx, YPos); LCD_DrawLine(XPos+Dx, YPos, XPos+Dx, YPos+Dy); LCD_DrawLine(XPos, YPos+Dy, XPos+Dx, YPos+Dy); } /******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE******/
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