Exemplos de TM_I2C2_InitPins em C++ (Cpp)

Exemplo n.º 1

Arquivo: tm_stm32f4_i2c.c Projeto: Daventorn/stm32f429

void TM_I2C_Init(I2C_TypeDef* I2Cx, TM_I2C_PinsPack_t pinspack, uint32_t clockSpeed) {
	I2C_InitTypeDef I2C_InitStruct;
	
	I2C_InitStruct.I2C_ClockSpeed = clockSpeed;
	
#ifdef I2C1
	if (I2Cx == I2C1) {
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1, ENABLE);
		TM_I2C1_InitPins(pinspack);
		
		I2C_InitStruct.I2C_AcknowledgedAddress = TM_I2C1_ACKNOWLEDGED_ADDRESS;
		I2C_InitStruct.I2C_Mode = TM_I2C1_MODE;
		I2C_InitStruct.I2C_OwnAddress1 = TM_I2C1_OWN_ADDRESS;
		I2C_InitStruct.I2C_Ack = TM_I2C1_ACK;
		I2C_InitStruct.I2C_DutyCycle = TM_I2C1_DUTY_CYCLE;
	}
#endif
#ifdef I2C2
	if (I2Cx == I2C2) {
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C2, ENABLE);
		TM_I2C2_InitPins(pinspack);
		
		I2C_InitStruct.I2C_AcknowledgedAddress = TM_I2C2_ACKNOWLEDGED_ADDRESS;
		I2C_InitStruct.I2C_Mode = TM_I2C2_MODE;
		I2C_InitStruct.I2C_OwnAddress1 = TM_I2C2_OWN_ADDRESS;
		I2C_InitStruct.I2C_Ack = TM_I2C2_ACK;
		I2C_InitStruct.I2C_DutyCycle = TM_I2C2_DUTY_CYCLE;
	}
#endif
#ifdef I2C3
	if (I2Cx == I2C3) {
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C3, ENABLE);
		TM_I2C3_InitPins(pinspack);
		
		I2C_InitStruct.I2C_AcknowledgedAddress = TM_I2C3_ACKNOWLEDGED_ADDRESS;
		I2C_InitStruct.I2C_Mode = TM_I2C3_MODE;
		I2C_InitStruct.I2C_OwnAddress1 = TM_I2C3_OWN_ADDRESS;
		I2C_InitStruct.I2C_Ack = TM_I2C3_ACK;
		I2C_InitStruct.I2C_DutyCycle = TM_I2C3_DUTY_CYCLE;
	}
#endif


	I2C_Init(I2Cx, &I2C_InitStruct);

	I2C_Cmd(I2Cx, ENABLE);
}

Exemplo n.º 2

Arquivo: tm_stm32f4_i2c.c Projeto: antgrem/stm429

void TM_I2C_Init(I2C_TypeDef* I2Cx, TM_I2C_PinsPack_t pinspack, uint32_t clockSpeed) {
	I2C_InitTypeDef I2C_InitStruct;
	
	/* Set default I2C GPIO	settings */
	GPIO_I2C_InitStruct.GPIO_Mode = GPIO_Mode_AF;
	GPIO_I2C_InitStruct.GPIO_OType = GPIO_OType_OD;
	GPIO_I2C_InitStruct.GPIO_PuPd = GPIO_PuPd_UP;
	GPIO_I2C_InitStruct.GPIO_Speed = GPIO_Speed_100MHz;
	
	if (I2Cx == I2C1) {
		/* Enable clock */
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1, ENABLE);
		
		/* Enable pins */
		TM_I2C1_InitPins(pinspack);
		
		/* Check clock */
		if (clockSpeed < TM_I2C_INT_Clocks[0]) {
			TM_I2C_INT_Clocks[0] = clockSpeed;
		}
		
		/* Set values */
		I2C_InitStruct.I2C_ClockSpeed = TM_I2C_INT_Clocks[0];
		I2C_InitStruct.I2C_AcknowledgedAddress = TM_I2C1_ACKNOWLEDGED_ADDRESS;
		I2C_InitStruct.I2C_Mode = TM_I2C1_MODE;
		I2C_InitStruct.I2C_OwnAddress1 = TM_I2C1_OWN_ADDRESS;
		I2C_InitStruct.I2C_Ack = TM_I2C1_ACK;
		I2C_InitStruct.I2C_DutyCycle = TM_I2C1_DUTY_CYCLE;
	} else if (I2Cx == I2C2) {
		/* Enable clock */
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C2, ENABLE);
		/* Enable pins */
		TM_I2C2_InitPins(pinspack);
		
		/* Check clock */
		if (clockSpeed < TM_I2C_INT_Clocks[1]) {
			TM_I2C_INT_Clocks[1] = clockSpeed;
		}
		
		/* Set values */
		I2C_InitStruct.I2C_ClockSpeed = TM_I2C_INT_Clocks[1];
		I2C_InitStruct.I2C_AcknowledgedAddress = TM_I2C2_ACKNOWLEDGED_ADDRESS;
		I2C_InitStruct.I2C_Mode = TM_I2C2_MODE;
		I2C_InitStruct.I2C_OwnAddress1 = TM_I2C2_OWN_ADDRESS;
		I2C_InitStruct.I2C_Ack = TM_I2C2_ACK;
		I2C_InitStruct.I2C_DutyCycle = TM_I2C2_DUTY_CYCLE;
	} else if (I2Cx == I2C3) {
		/* Enable clock */
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C3, ENABLE);
		/* Enable pins */
		TM_I2C3_InitPins(pinspack);
		
		/* Check clock */
		if (clockSpeed < TM_I2C_INT_Clocks[2]) {
			TM_I2C_INT_Clocks[2] = clockSpeed;
		}
		
		/* Set values */
		I2C_InitStruct.I2C_ClockSpeed = TM_I2C_INT_Clocks[2];
		I2C_InitStruct.I2C_AcknowledgedAddress = TM_I2C3_ACKNOWLEDGED_ADDRESS;
		I2C_InitStruct.I2C_Mode = TM_I2C3_MODE;
		I2C_InitStruct.I2C_OwnAddress1 = TM_I2C3_OWN_ADDRESS;
		I2C_InitStruct.I2C_Ack = TM_I2C3_ACK;
		I2C_InitStruct.I2C_DutyCycle = TM_I2C3_DUTY_CYCLE;
	}
	
	/* Disable I2C first */
	I2C_Cmd(I2Cx, DISABLE);
	/* Initialize I2C */
	I2C_Init(I2Cx, &I2C_InitStruct);
	/* Enable I2C */
	I2C_Cmd(I2Cx, ENABLE);
}