Exemplos de STM32_I2C_OAR2 em C++ (Cpp)

Exemplo n.º 1

Arquivo: i2c-stm32f0.c Projeto: Basavaraja-MS/ec_local

static void i2c_init(void)
{
	const struct i2c_port_t *p = i2c_ports;
	int i;

	for (i = 0; i < i2c_ports_used; i++, p++)
		i2c_init_port(p);

#ifdef CONFIG_HOSTCMD_I2C_SLAVE_ADDR
	STM32_I2C_CR1(I2C_PORT_EC) |= STM32_I2C_CR1_RXIE | STM32_I2C_CR1_ERRIE
			| STM32_I2C_CR1_ADDRIE | STM32_I2C_CR1_STOPIE
			| STM32_I2C_CR1_NACKIE;
#if defined(CONFIG_LOW_POWER_IDLE) && (I2C_PORT_EC == STM32_I2C1_PORT)
	/*
	 * If using low power idle and EC port is I2C1, then set I2C1 to wake
	 * from STOP mode on address match. Note, this only works on I2C1 and
	 * only if the clock to I2C1 is HSI 8MHz.
	 */
	STM32_I2C_CR1(I2C_PORT_EC) |= STM32_I2C_CR1_WUPEN;
#endif
	STM32_I2C_OAR1(I2C_PORT_EC) = 0x8000 | CONFIG_HOSTCMD_I2C_SLAVE_ADDR;
#ifdef TCPCI_I2C_SLAVE
	/*
	 * Configure TCPC address with OA2[1] masked so that we respond
	 * to CONFIG_TCPC_I2C_BASE_ADDR and CONFIG_TCPC_I2C_BASE_ADDR + 2.
	 */
	STM32_I2C_OAR2(I2C_PORT_EC) = 0x8100 | CONFIG_TCPC_I2C_BASE_ADDR;
#endif
	task_enable_irq(IRQ_SLAVE);
#endif
}

Exemplo n.º 2

Arquivo: i2c-stm32f.c Projeto: alterapraxisptyltd/chromium-ec

static inline void dump_i2c_reg(int port)
{
#ifdef CONFIG_I2C_DEBUG
	CPRINTF("CR1  : %016b\n", STM32_I2C_CR1(port));
	CPRINTF("CR2  : %016b\n", STM32_I2C_CR2(port));
	CPRINTF("SR2  : %016b\n", STM32_I2C_SR2(port));
	CPRINTF("SR1  : %016b\n", STM32_I2C_SR1(port));
	CPRINTF("OAR1 : %016b\n", STM32_I2C_OAR1(port));
	CPRINTF("OAR2 : %016b\n", STM32_I2C_OAR2(port));
	CPRINTF("DR   : %016b\n", STM32_I2C_DR(port));
	CPRINTF("CCR  : %016b\n", STM32_I2C_CCR(port));
	CPRINTF("TRISE: %016b\n", STM32_I2C_TRISE(port));
#endif /* CONFIG_I2C_DEBUG */
}