app_config_stm32.c File Reference

Application configurations module for STM32 platform. More...

#include "app_config_stm32.h"
#include "no_os_error.h"
#include "no_os_util.h"

Include dependency graph for app_config_stm32.c:

Functions
void	stm32_system_init (void)
	Initialize the STM32 system peripherals. More...
void	EXTI15_10_IRQHandler (void)
	This function handles the LDAC GPIO interrupt event. More...
void	TIM4_IRQHandler (void)
	This function handles the timer interrupt event which is used to stop the spi dma transfer. More...
int32_t	stm32_spi_dma_enable (struct stm32_spi_desc *spidesc, struct iio_device_data *iio_dev_data, uint16_t num_of_bytes_transfer, uint8_t start_addr)
	Enables SPI DMA to move data from iio buffer to SPI TX buffer. More...
int32_t	stm32_spi_dma_disable (struct stm32_spi_desc *spidesc)
	Disable SPI DMA which move data from iio buffer to SPI TX buffer. More...

Variables
struct stm32_uart_init_param	stm32_uart_init_params
struct stm32_gpio_irq_init_param	stm32_trigger_gpio_irq_init_params
struct stm32_spi_init_param	stm32_spi_init_params
struct stm32_spi_init_param	stm32_spi_init_params_without_sw_csb
struct stm32_gpio_init_param	stm32_gpio_ldac_init_params
struct stm32_gpio_init_param	stm32_spi_dma_tx_stop_pwm_gpio_init_params
struct stm32_gpio_init_param	stm32_gpio_reset_init_params
struct stm32_pwm_init_param	stm32_ldac_pwm_init_params
struct stm32_pwm_init_param	stm32_spi_dma_tx_stop_pwm_init_params
uint32_t	spi_dma_tx_stop_pwm_frequency [NUMBER_OF_CHANNELS] = { 3214285,319182 }

Detailed Description

Application configurations module for STM32 platform.

Copyright (c) 2023-2024 Analog Devices, Inc. All rights reserved.

This software is proprietary to Analog Devices, Inc. and its licensors. By using this software you agree to the terms of the associated Analog Devices Software License Agreement.

Function Documentation

EXTI15_10_IRQHandler()

void EXTI15_10_IRQHandler

(

void

)

This function handles the LDAC GPIO interrupt event.

Returns

None

stm32_spi_dma_disable()

int32_t stm32_spi_dma_disable

(

struct stm32_spi_desc *

spidesc

)

Disable SPI DMA which move data from iio buffer to SPI TX buffer.

Parameters

desc[in]-

Pointer to ad3552r device descriptor

Returns

0 in case of success, negative error code otherwise

stm32_spi_dma_enable()

int32_t stm32_spi_dma_enable	(	struct stm32_spi_desc *	spidesc,
		struct iio_device_data *	iio_dev_data,
		uint16_t	num_of_bytes_transfer,
		uint8_t	start_addr
	)

Enables SPI DMA to move data from iio buffer to SPI TX buffer.

Parameters

desc[in]-	Pointer to ad3552r device descriptor
iio_dev_data[in]-	Pointer to IIO device data structure
num_of_bytes_transfer[in]-	number of bytes to transfer for each ldac cycle.
start_addr[in]-	starting address need to be transferred in streaming mode of ad3552r

Returns

0 in case of success, negative error code otherwise

stm32_system_init()

void stm32_system_init

(

void

)

Initialize the STM32 system peripherals.

Returns

None

Here is the caller graph for this function:

TIM4_IRQHandler()

void TIM4_IRQHandler

(

void

)

This function handles the timer interrupt event which is used to stop the spi dma transfer.

Returns

None

Variable Documentation

spi_dma_tx_stop_pwm_frequency

uint32_t spi_dma_tx_stop_pwm_frequency[NUMBER_OF_CHANNELS] = { 3214285,319182 }

stm32_gpio_ldac_init_params

struct stm32_gpio_init_param stm32_gpio_ldac_init_params

Initial value:

= {
    .mode = GPIO_MODE_AF_PP,
    .speed = GPIO_SPEED_FREQ_VERY_HIGH,
    .alternate = GPIO_AF9_TIM12
}

stm32_gpio_reset_init_params

struct stm32_gpio_init_param stm32_gpio_reset_init_params

Initial value:

= {
    .mode = GPIO_MODE_OUTPUT_PP
}

stm32_ldac_pwm_init_params

struct stm32_pwm_init_param stm32_ldac_pwm_init_params

Initial value:

= {
    .prescaler = LDAC_PWM_PRESCALER,
    .timer_autoreload = true,
    .mode = TIM_OC_PWM1,
    .timer_chn = LDAC_PWM_CHANNEL,
    .get_timer_clock = HAL_RCC_GetPCLK1Freq,
    .clock_divider = LDAC_PWM_CLK_DIVIDER
}

stm32_spi_dma_tx_stop_pwm_gpio_init_params

struct stm32_gpio_init_param stm32_spi_dma_tx_stop_pwm_gpio_init_params

Initial value:

= {
    .mode = GPIO_MODE_AF_PP,
    .speed = GPIO_SPEED_FREQ_VERY_HIGH,
    .alternate = GPIO_AF2_TIM4
}

stm32_spi_dma_tx_stop_pwm_init_params

struct stm32_pwm_init_param stm32_spi_dma_tx_stop_pwm_init_params

Initial value:

= {
    .prescaler = SPI_DMA_TX_STOP_PWM_PRESCALER,
    .timer_autoreload = true,
    .mode = TIM_OC_PWM1,
    .timer_chn = SPI_DMA_TX_STOP_PWM_CHANNEL,
    .get_timer_clock = HAL_RCC_GetPCLK1Freq,
    .clock_divider = SPI_DMA_TX_STOP_PWM_CLK_DIVIDER
}

stm32_spi_init_params

struct stm32_spi_init_param stm32_spi_init_params

Initial value:

= {
    .chip_select_port = STM32_SPI_CS_PORT,
    .get_input_clock = HAL_RCC_GetPCLK2Freq
}

stm32_spi_init_params_without_sw_csb

struct stm32_spi_init_param stm32_spi_init_params_without_sw_csb

Initial value:

= {
    .chip_select_port = STM32_SPI_CS_PORT,
    .get_input_clock = HAL_RCC_GetPCLK2Freq
}

stm32_trigger_gpio_irq_init_params

struct stm32_gpio_irq_init_param stm32_trigger_gpio_irq_init_params

Initial value:

= {
    .port_nb = GPIO_TRIGGER_INT_PORT
}

stm32_uart_init_params

struct stm32_uart_init_param stm32_uart_init_params

Initial value:

= {
    .huart = APP_UART_HANDLE
}