I2C Internal Helpers

Functions
static void	i2c_set_pclk (I2C_REGDEF_ts const *i2c_instance, EN_STATUS_te en_status)
	Enables or disables the peripheral clock for an I2C instance.

Detailed Description

Function Documentation

i2c_set_pclk()

void i2c_set_pclk ( I2C_REGDEF_ts const * i2c_instance, EN_STATUS_te en_status )

static

Enables or disables the peripheral clock for an I2C instance.

Routes to the appropriate RCC APB1 clock enable/disable call based on the instance pointer. Called by i2c_init and i2c_deinit.

Parameters

[in]	i2c_instance	Pointer to the I2C peripheral instance.
[in]	en_status	ENABLE to enable the clock, DISABLE to disable it.

Definition at line 250 of file stm32f401re_i2c.c.

                                                                                    {
    if(i2c_instance == I2C1) {
        rcc_set_pclk_apb1(RCC_APB1ENR_I2C1EN, en_status);
    }
    else if(i2c_instance == I2C2) {
        rcc_set_pclk_apb1(RCC_APB1ENR_I2C2EN, en_status);
    }
    else if(i2c_instance == I2C3) {
        rcc_set_pclk_apb1(RCC_APB1ENR_I2C3EN, en_status);
    }
}

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