Subversion Repositories openrisc

/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************

* File Name          : 91x_gpio.h

* Author             : MCD Application Team

* Date First Issued  : 05/18/2006 : Version 1.0

* Description        : This file contains all the functions prototypes for the

*                      GPIO software library.

********************************************************************************

* 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.

*******************************************************************************/

/* Define to prevent recursive inclusion ------------------------------------ */

#ifndef _91x_GPIO_H

#define _91x_GPIO_H

/* Includes ------------------------------------------------------------------*/

#include "91x_map.h"

/* GPIO Init structure definition */

typedef struct

{

  u8 GPIO_Pin;

  u8 GPIO_Direction;

  u8 GPIO_Type;

  u8 GPIO_IPConnected;

  u16 GPIO_Alternate;

}GPIO_InitTypeDef;

/* Bit_SET and Bit_RESET enumeration */

typedef enum

{ Bit_RESET = 0,

  Bit_SET

}BitAction;

/* Exported constants --------------------------------------------------------*/

#define GPIO_Pin_None 0x00

#define GPIO_Pin_0    0x01

#define GPIO_Pin_1    0x02

#define GPIO_Pin_2    0x04

#define GPIO_Pin_3    0x08

#define GPIO_Pin_4    0x10

#define GPIO_Pin_5    0x20

#define GPIO_Pin_6    0x40

#define GPIO_Pin_7    0x80

#define GPIO_Pin_All  0xFF

#define GPIO_PinInput  0x00

#define GPIO_PinOutput 0x01

#define GPIO_Type_PushPull      0x00

#define GPIO_Type_OpenCollector 0x01

#define GPIO_IPConnected_Disable 0x00

#define GPIO_IPConnected_Enable  0x01

#define GPIO_InputAlt1  0x00

#define GPIO_OutputAlt1 0x01

#define GPIO_OutputAlt2 0x02

#define GPIO_OutputAlt3 0x03

#define GPIO_ANAChannel0   0x01

#define GPIO_ANAChannel1   0x02

#define GPIO_ANAChannel2   0x04

#define GPIO_ANAChannel3   0x08

#define GPIO_ANAChannel4   0x10

#define GPIO_ANAChannel5   0x20

#define GPIO_ANAChannel6   0x40

#define GPIO_ANAChannel7   0x80

#define GPIO_ANAChannelALL 0xFF

void GPIO_DeInit(GPIO_TypeDef* GPIOx);

void GPIO_Init(GPIO_TypeDef* GPIOx, GPIO_InitTypeDef* GPIO_InitStruct);

void GPIO_StructInit(GPIO_InitTypeDef* GPIO_InitStruct);

u8 GPIO_ReadBit(GPIO_TypeDef* GPIOx, u8 GPIO_Pin);

u8 GPIO_Read(GPIO_TypeDef* GPIOx);

void GPIO_WriteBit(GPIO_TypeDef* GPIOx, u8 GPIO_Pin, BitAction BitVal);

void GPIO_Write(GPIO_TypeDef* GPIOx, u8 PortVal);

void GPIO_EMIConfig(FunctionalState NewState);

void GPIO_ANAPinConfig(u8 GPIO_ANAChannel, FunctionalState NewState);

#endif /* _91x_GPIO_H */

/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/