Example #1
0
void TwoWire::begin(uint8_t address) {
	if (onBeginCallback)
		onBeginCallback();
	status = SLAVE_IDLE;
	if (twi==I2C1)
	{
		RCC_I2CCLKConfig(RCC_I2C1CLK_HSI);
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1, ENABLE);

		pinMode(SDA, ALTERNATE);
		pinMode(SCL, ALTERNATE);
	}


	I2C_DeInit(twi);

	I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
	I2C_InitStructure.I2C_AnalogFilter = I2C_AnalogFilter_Enable;
	I2C_InitStructure.I2C_DigitalFilter = 0x00;
		I2C_InitStructure.I2C_OwnAddress1 = address;
	I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
	I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
	I2C_InitStructure.I2C_Timing = 0x00E0D3FF;
	I2C_Init(twi, &I2C_InitStructure);

	NVIC_SetPriority(I2C1_IRQn, 0);
	NVIC_EnableIRQ(I2C1_IRQn);   
	I2C_Cmd(twi, ENABLE);
	I2C_ITConfig(twi, I2C_IT_ADDRI, ENABLE);
}
void TwoWire::begin(uint8_t address) {
	if (onBeginCallback)
		onBeginCallback();

	vAHI_SiSlaveConfigure(address, false, true, 0xFF, false)	;
	status = SLAVE_IDLE;
}
Example #3
0
void TwoWire::begin(void)
{
	// muxSelectI2c(0);
	if (onBeginCallback)
		onBeginCallback();
	adapter_nr = 255;
	// if ((adapter_nr = i2c_getadapter(I2C2)) < 0) {
	// 	return;	
	// }
	// if (BOARD == RUN_RASPBERRYPI)
	// {
	// 	adapter_nr = -1;
	// }
	// else if (BOARD == RUN_GALILEO)
	// {
	// 	adapter_nr = 0;
	// }
	// else
	// if (BOARD == RUN_EDISON)
	// {
	// 	adapter_nr = 6;
	// }
	// else
	// if (BOARD == RUN_BEAGLEBONE)
	// {
	// 	adapter_nr = 1;
	// }
	if ((i2c_fd = i2c_openadapter(adapter_nr)) < 0) {
		// printf ("i2c initialization problem\n");
		return;	
	}

}
void TwoWire::begin(void) {
	if (onBeginCallback)
		onBeginCallback();
	
	vAHI_SiSetLocation(false); 
	vAHI_SiMasterConfigure(true, false, SI_CLOCK2PRESCALER(twiClock) ); // set to 100KHz
	status = MASTER_IDLE;
}
Example #5
0
void WireClass::begin(uint8_t address)
{
    if (onBeginCallback)
        onBeginCallback();

    Board_I2C_Slave_Init(pDeviceHandle, address);

    status = SLAVE_IDLE;
}
Example #6
0
void WireClass::begin(void)
{
    if (onBeginCallback)
        onBeginCallback();

    Board_I2C_Master_Init(pDeviceHandle);

    status = MASTER_IDLE;
}
Example #7
0
void TwoWire::begin(void) {
	if (onBeginCallback)
		onBeginCallback();

	// Disable PDC channel
	twi->TWI_PTCR = UART_PTCR_RXTDIS | UART_PTCR_TXTDIS;

	TWI_ConfigureMaster(twi, twiClock, VARIANT_MCK);
	status = MASTER_IDLE;
}
Example #8
0
void TwoWire::begin(uint8_t address) {
	if (onBeginCallback)
		onBeginCallback();

	// Disable PDC channel
	twi->TWI_PTCR = UART_PTCR_RXTDIS | UART_PTCR_TXTDIS;

	TWI_ConfigureSlave(twi, address);
	status = SLAVE_IDLE;
	TWI_EnableIt(twi, TWI_IER_SVACC);
	//| TWI_IER_RXRDY | TWI_IER_TXRDY	| TWI_IER_TXCOMP);
}
Example #9
0
void TwoWire::begin(uint8_t address) {
	if (onBeginCallback != nullptr)
	{
		onBeginCallback();
	}

	// Disable PDC channel
	twi->TWI_PTCR = UART_PTCR_RXTDIS | UART_PTCR_TXTDIS;

	twi_slave_init(twi, address);
	status = SLAVE_IDLE;
	twi_enable_interrupt(twi, TWI_IER_SVACC);
	//| TWI_IER_RXRDY | TWI_IER_TXRDY	| TWI_IER_TXCOMP);
}
Example #10
0
void DFTwoWire::begin(void)
{
	muxSelectI2c(0);
	if (onBeginCallback)
		onBeginCallback();
	if(adapter_nr < 0){
		if ((adapter_nr = i2c_getadapter(I2C2)) < 0) {
			return;	
		}
	}
	if(i2c_fd < 0){
		if ((i2c_fd = i2c_openadapter(1)) < 0) {
			return;	
		}
	}
}
Example #11
0
void TwoWire::begin(void) {
	if (onBeginCallback)
		onBeginCallback();

	if (twi==I2C1)
	{
		RCC_I2CCLKConfig(RCC_I2C1CLK_HSI);
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1, ENABLE);

		pinMode(SDA, ALTERNATE);
		pinMode(SCL, ALTERNATE);
	} 
	else if (twi == I2C2) 
	{
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C2, ENABLE);

		pinMode(SDA1, ALTERNATE);
		pinMode(SCL1, ALTERNATE);
	}


	I2C_DeInit(twi);

	I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
	I2C_InitStructure.I2C_AnalogFilter = I2C_AnalogFilter_Enable;
	I2C_InitStructure.I2C_DigitalFilter = 0x00;
	if (status == UNINITIALIZED)
	{
		I2C_InitStructure.I2C_OwnAddress1 = 0x00;
		status = MASTER_IDLE;
	}
	I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
	I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
	I2C_InitStructure.I2C_Timing = 0x00E0D3FF;
	I2C_Init(twi, &I2C_InitStructure);

	I2C_Cmd(twi, ENABLE);

	
}
Example #12
0
void TwoWire::begin(uint8_t address)
{
	if (onBeginCallback)
		onBeginCallback();
	begin ();
}