i2c_ee.h

STM32F103C8-PKT评估板例程

/**
  ******************************************************************************
  * @file I2C/M24C08_EEPROM/i2c_ee.h 
  * @author  MCD Application Team
  * @version  V3.0.0
  * @date  04/06/2009
  * @brief  Header for i2c_ee.c module
  ******************************************************************************
  * @copy
  *
  * THE PRESENT FIRMWARE 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 FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  *
  * <h2><center>&copy; COPYRIGHT 2009 STMicroelectronics</center></h2>
  */ 

/* Define to prevent recursive inclusion ------------------------------------ */
#ifndef __I2C_EE_H
#define __I2C_EE_H

/* Includes ------------------------------------------------------------------*/
#include "stm32f10x.h"

/* Exported types ------------------------------------------------------------*/
typedef enum i2c_result
{
  NO_ERR  = 0,  
  TIMEOUT = 1,
  BUS_BUSY = 2,
  SEND_START_ERR = 3,
  ADDR_MATCH_ERR = 4,
  ADDR_HEADER_MATCH_ERR = 5,
  DATA_TIMEOUT = 6,
  WAIT_COMM = 7,
  STOP_TIMEOUT = 8,
  WRITE_FAILURE = 9,
  SEND_STOP_ERR = 10,

}I2C_Result;
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
void  I2C_Comm_Verify(I2C_TypeDef* I2Cx);
void  I2C_Comm_Init(I2C_TypeDef* I2Cx, uint32_t I2CSpeed, uint16_t I2CAddr);
I2C_Result  I2C_Comm_MasterSend(I2C_TypeDef* I2Cx, uint16_t slaveaddr, uint8_t offset, uint8_t* pBuffer, uint32_t length);
I2C_Result  I2C_Comm_MasterReceive(I2C_TypeDef* I2Cx, uint16_t slave_addr, uint8_t offset, uint8_t* pBuffer, uint32_t length);

void systick_isr(void);
#endif /* __I2C_EE_H */

/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/