I2C库函数
- 1.void I2C_DeInit(I2C_TypeDef* I2Cx);
- 2.void I2C_Init(I2C_TypeDef* I2Cx, I2C_InitTypeDef* I2C_InitStruct);
- 3.void I2C_StructInit(I2C_InitTypeDef* I2C_InitStruct);
- 4.void I2C_Cmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 5.void I2C_DMACmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 6.void I2C_DMALastTransferCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 7.void I2C_GenerateSTART(I2C_TypeDef* I2Cx, FunctionalState NewState);
生成起始条件 - 8.void I2C_GenerateSTOP(I2C_TypeDef* I2Cx, FunctionalState NewState);
生产终止条件 - 9.void I2C_AcknowledgeConfig(I2C_TypeDef* I2Cx, FunctionalState NewState);
应答使能,配置收到一个字节后，是否给从机应答，ACK为1，给从机应答，ACK为0，不给从机应答 - 10.void I2C_OwnAddress2Config(I2C_TypeDef* I2Cx, uint8_t Address);
- 11.void I2C_DualAddressCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 12.void I2C_GeneralCallCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 13.void I2C_ITConfig(I2C_TypeDef* I2Cx, uint16_t I2C_IT, FunctionalState NewState);
- 14.void I2C_SendData(I2C_TypeDef* I2Cx, uint8_t Data);
发送数据，即写数据到数据寄存器DR - 15.uint8_t I2C_ReceiveData(I2C_TypeDef* I2Cx);
读取DR数据，作为返回值 - 16.void I2C_Send7bitAddress(I2C_TypeDef* I2Cx, uint8_t Address, uint8_t I2C_Direction);
发送7位地址的专用函数 - 17.uint16_t I2C_ReadRegister(I2C_TypeDef* I2Cx, uint8_t I2C_Register);
- 18.void I2C_SoftwareResetCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 19.void I2C_NACKPositionConfig(I2C_TypeDef* I2Cx, uint16_t I2C_NACKPosition);
- 20.void I2C_SMBusAlertConfig(I2C_TypeDef* I2Cx, uint16_t I2C_SMBusAlert);
- 21.void I2C_TransmitPEC(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 22.void I2C_PECPositionConfig(I2C_TypeDef* I2Cx, uint16_t I2C_PECPosition);
- 23.void I2C_CalculatePEC(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 24.uint8_t I2C_GetPEC(I2C_TypeDef* I2Cx);
- 25.void I2C_ARPCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 26.void I2C_StretchClockCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
- 27.void I2C_FastModeDutyCycleConfig(I2C_TypeDef* I2Cx, uint16_t I2C_DutyCycle);
- FlagStatus I2C_GetFlagStatus(I2C_TypeDef* I2Cx, uint32_t I2C_FLAG);
读取标志位 - void I2C_ClearFlag(I2C_TypeDef* I2Cx, uint32_t I2C_FLAG);
清除标志位 - ITStatus I2C_GetITStatus(I2C_TypeDef* I2Cx, uint32_t I2C_IT);
读取中断标志位 - void I2C_ClearITPendingBit(I2C_TypeDef* I2Cx, uint32_t I2C_IT);
清除中断标志位
