53 lines
2.2 KiB
C
53 lines
2.2 KiB
C
/**
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******************************************************************************
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* @file Project/ee_drivers/i2c_ee.h
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* @author X9D Application Team
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* @version V 0.2
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* @date 12-JLY-2012
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* @brief Header for i2c_ee.c module
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******************************************************************************
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* @copy
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*
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*
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* <h2><center>© COPYRIGHT 2009 STMicroelectronics</center></h2>
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*/
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/* Define to prevent recursive inclusion ------------------------------------ */
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#ifndef __I2C_EE_H
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#define __I2C_EE_H
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#define EE_CMD_WRITE (0)
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#define EE_CMD_READ (1)
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//#define I2C_delay() //do { delayUsec(5); } while(0)
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#define SCL_H do{I2C_EE_GPIO->BSRRL = I2C_EE_SCL;}while(0)
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#define SCL_L do{I2C_EE_GPIO->BSRRH = I2C_EE_SCL;}while(0)
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#define SDA_H do{I2C_EE_GPIO->BSRRL = I2C_EE_SDA;}while(0)
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#define SDA_L do{I2C_EE_GPIO->BSRRH = I2C_EE_SDA;}while(0)
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#define SCL_read (I2C_EE_GPIO->IDR & I2C_EE_SCL)
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#define SDA_read (I2C_EE_GPIO->IDR & I2C_EE_SDA)
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#define WP_H do{I2C_EE_WP_GPIO->BSRRL = I2C_EE_WP;}while(0)
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#define WP_L do{I2C_EE_WP_GPIO->BSRRH = I2C_EE_WP;}while(0)
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/* Exported functions ------------------------------------------------------- */
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void I2C_EE_Init(void);
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void I2C_EE_ByteWrite(uint8_t* pBuffer, uint16_t WriteAddr);
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void I2C_EE_PageWrite(uint8_t* pBuffer, uint16_t WriteAddr, uint8_t NumByteToWrite);
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void I2C_EE_BufferWrite(uint8_t* pBuffer, uint16_t WriteAddr, uint16_t NumByteToWrite);
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void I2C_EE_BufferRead(uint8_t* pBuffer, uint16_t ReadAddr, uint16_t NumByteToRead);
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void I2C_EE_WaitEepromStandbyState(void);
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void I2C_set_volume( uint8_t volume ) ;
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uint8_t I2C_read_volume( void ) ;
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#endif /* __I2C_EE_H */
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/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/
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