/*** @brief 從I2C1總線上的某一器件的某一起始地址中讀取一定字節的數據到數組中* @param driver_Addr：I2C器件地址* @param start_Addr：起始字節地址* @param number_Bytes：要讀取的字節數量（小于一頁）* @param read_Buffer：存放讀取數據的數組指針* @retval 是否讀取成功*/ u8 I2C1_Read_NBytes(u8 driver_Addr, u8 start_Addr, u8 number_Bytes, u8 *read_Buffer) {uint8_t read_Num;u8 I2C_Timeout;I2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_BUSY) != RESET){if((I2C_Timeout--) == 0){return 1;}}I2C_TransferHandling(I2C1, driver_Addr, 1, I2C_SoftEnd_Mode, I2C_Generate_Start_Write); //I2C_No_StartStop I2C_Generate_Start_WriteI2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_TXIS) == RESET){if((I2C_Timeout--) == 0){return 1;}}I2C_SendData(I2C1, start_Addr);I2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_TC) == RESET){if((I2C_Timeout--) == 0){return 1;}} I2C_TransferHandling(I2C1, driver_Addr, number_Bytes, I2C_AutoEnd_Mode, I2C_Generate_Start_Read);for(read_Num = 0; read_Num<number_Bytes; read_Num++){I2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_RXNE) == RESET){if((I2C_Timeout--) == 0){return 1;}} read_Buffer[read_Num] = I2C_ReceiveData(I2C1);} I2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_STOPF) == RESET);{if((I2C_Timeout--) == 0){return 1;}}return 0; }
u8 I2C1_Write_NBytes(u8 driver_Addr, u8 start_Addr, u8 number_Bytes, u8 *write_Buffer) {u8 write_Num;u8 I2C_Timeout;I2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_BUSY) != RESET){if((I2C_Timeout--) == 0){//I2C_ClearFlag(I2C1, I2C_FLAG_BUSY);return 1;}}I2C_TransferHandling(I2C1, driver_Addr, number_Bytes+1, I2C_AutoEnd_Mode, I2C_Generate_Start_Write);I2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_TXIS) == RESET){if((I2C_Timeout--) == 0){return 1;}}I2C_SendData(I2C1, start_Addr);//while(I2C_GetFlagStatus(I2C1, I2C_FLAG_TXIS) == RESET);//I2C_TransferHandling(I2C1, driver_Addr, number_Bytes, I2C_AutoEnd_Mode, I2C_No_StartStop); for(write_Num = 0; write_Num<number_Bytes; write_Num++){I2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_TXIS) == RESET){ if((I2C_Timeout--) == 0){return 1;}}I2C_SendData(I2C1, write_Buffer[write_Num]); }I2C_Timeout = 200;while(I2C_GetFlagStatus(I2C1, I2C_FLAG_STOPF) == RESET){if((I2C_Timeout--) == 0){return 1;}}return 0; }

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