C++ (Cpp) TM_I2C_Stop Beispiele

Beispiel #1

Datei: tm_stm32f4_i2c.c Projekt: Daventorn/stm32f429

void TM_I2C_WriteMulti(I2C_TypeDef* I2Cx, uint8_t address, uint8_t reg, uint8_t* data, uint16_t count) {
	uint8_t i;
	TM_I2C_Start(I2Cx, address, I2C_Direction_Transmitter, 0);
	TM_I2C_WriteData(I2Cx, reg);
	for (i = 0; i < count; i++) {
		TM_I2C_WriteData(I2Cx, data[i]);
	}
	TM_I2C_Stop(I2Cx);
}

Beispiel #2

Datei: tm_stm32f4_i2c.c Projekt: Daventorn/stm32f429

uint8_t TM_I2C_Read(I2C_TypeDef* I2Cx, uint8_t address, uint8_t reg) {
	uint8_t received_data;
	TM_I2C_Start(I2Cx, address, I2C_Direction_Transmitter, 0);
	TM_I2C_WriteData(I2Cx, reg);
	TM_I2C_Stop(I2Cx);
	TM_I2C_Start(I2Cx, address, I2C_Direction_Receiver, 0);
	received_data = TM_I2C_ReadNack(I2Cx);
	return received_data;
}

Beispiel #3

Datei: tm_stm32f4_i2c.c Projekt: antgrem/stm429

uint8_t TM_I2C_IsDeviceConnected(I2C_TypeDef* I2Cx, uint8_t address) {
	uint8_t connected = 0;
	if (!TM_I2C_Start(I2Cx, address, I2C_Direction_Transmitter, 1)) {
		connected = 1;
	}
	TM_I2C_Stop(I2Cx);
	
	return connected;
}

Beispiel #4

Datei: tm_stm32f4_i2c.c Projekt: Daventorn/stm32f429

void TM_I2C_ReadMulti(I2C_TypeDef* I2Cx, uint8_t address, uint8_t reg, uint8_t* data, uint16_t count) {
	uint8_t i;
	TM_I2C_Start(I2Cx, address, I2C_Direction_Transmitter, 1);
	TM_I2C_WriteData(I2Cx, reg);
	TM_I2C_Stop(I2Cx);
	TM_I2C_Start(I2Cx, address, I2C_Direction_Receiver, 1);
	for (i = 0; i < count; i++) {
		if (i == (count - 1)) {
			//Last byte
			data[i] = TM_I2C_ReadNack(I2Cx);
		} else {
			data[i] = TM_I2C_ReadAck(I2Cx);
		}
	}
}

Beispiel #5

Datei: tm_stm32f4_i2c.c Projekt: Daventorn/stm32f429

void TM_I2C_Write(I2C_TypeDef* I2Cx, uint8_t address, uint8_t reg, uint8_t data) {
	TM_I2C_Start(I2Cx, address, I2C_Direction_Transmitter, 0);
	TM_I2C_WriteData(I2Cx, reg);
	TM_I2C_WriteData(I2Cx, data);
	TM_I2C_Stop(I2Cx);
}