app_config_stm32.c File Reference

Application configurations module for STM32 platform. More...

#include "app_config_stm32.h"
#include "no_os_error.h"
#include "app_config.h"
#include "stm32_tdm_support.h"
#include "ad4170_iio.h"
#include "no_os_pwm.h"

Include dependency graph for app_config_stm32.c:

Functions
uint32_t	HAL_RCC_GetSysClockFreq_app ()
	Return the peripheral frequency.
void	stm32_system_init (void)
	Initialize the STM32 system peripherals.
void	ad4170_dma_rx_half_cplt (SAI_HandleTypeDef *hsai)
	SAI DMA Receive Half Complete Callback function.
void	ad4170_dma_rx_cplt (SAI_HandleTypeDef *hsai)
	SAI DMA Receive Complete Callback function.
void	ad4170_spi_dma_rx_cplt_callback (DMA_HandleTypeDef *hdma)
	Callback function to flag the capture of number of requested samples.
void	ad4170_spi_dma_rx_half_cplt_callback (DMA_HandleTypeDef *hdma)
	Callback function to flag the capture of Half the number of requested samples.
void	update_buff (uint32_t *local_buf, uint32_t *buf_start_addr)
	Update buffer index.
void	tim8_config (void)
	Configure Tx Trigger timer.
void	stm32_timer_stop (void)
	Disable Timer signals.
void	stm32_abort_dma_transfer (void)
	Abort DMA Transfers.
void	tim8_init (struct no_os_pwm_desc *pwm_desc)
	Initialize Tx trigger advanced PWM parameters.

Variables
struct stm32_spi_init_param	stm32_spi_extra_init_params
struct stm32_uart_init_param	stm32_uart_extra_init_params
struct stm32_gpio_init_param	stm32_trigger_gpio_extra_init_params
struct stm32_gpio_init_param	stm32_dig_aux1_gpio_extra_init_params
struct stm32_gpio_init_param	stm32_dig_aux2_gpio_extra_init_params
struct stm32_gpio_init_param	stm32_sync_inb_gpio_extra_init_params
struct stm32_tdm_init_param	stm32_tdm_extra_init_params
struct stm32_gpio_init_param	stm32_csb_gpio_extra_init_params
struct stm32_i2c_init_param	stm32_i2c_extra_init_params
struct stm32_dma_channel	txdma_channel
struct stm32_dma_channel	rxdma_channel
struct stm32_pwm_init_param	stm32_tx_trigger_extra_init_params
uint32_t	rxdma_ndtr
uint32_t	dma_cycle_count = 0
uint8_t *	iio_buf_start_idx
uint8_t *	dma_buf_start_idx
uint8_t *	iio_buf_current_idx
uint8_t *	dma_buf_current_idx
struct stm32_spi_desc *	sdesc

Detailed Description

Application configurations module for STM32 platform.

Copyright (c) 2023-24 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

ad4170_dma_rx_cplt()

void ad4170_dma_rx_cplt

(

SAI_HandleTypeDef *

hsai

)

SAI DMA Receive Complete Callback function.

Parameters

hsai	- pointer to a SAI_HandleTypeDef structure

Returns

None

ad4170_dma_rx_half_cplt()

void ad4170_dma_rx_half_cplt

(

SAI_HandleTypeDef *

hsai

)

SAI DMA Receive Half Complete Callback function.

Parameters

hsai	- pointer to a SAI_HandleTypeDef structure

Returns

None

ad4170_spi_dma_rx_cplt_callback()

void ad4170_spi_dma_rx_cplt_callback

(

DMA_HandleTypeDef *

hdma

)

Callback function to flag the capture of number of requested samples.

Parameters

hdma	- DMA handler (Unused)

Returns

None

ad4170_spi_dma_rx_half_cplt_callback()

void ad4170_spi_dma_rx_half_cplt_callback

(

DMA_HandleTypeDef *

hdma

)

Callback function to flag the capture of Half the number of requested samples.

Parameters

hdma	- DMA Handler (Unused)

Returns

None

HAL_RCC_GetSysClockFreq_app()

uint32_t HAL_RCC_GetSysClockFreq_app

(

)

Return the peripheral frequency.

Returns

Peripheral frequency in Hz

stm32_abort_dma_transfer()

void stm32_abort_dma_transfer

(

void

)

Abort DMA Transfers.

Returns

None

stm32_system_init()

void stm32_system_init

(

void

)

Initialize the STM32 system peripherals.

Returns

None

stm32_timer_stop()

void stm32_timer_stop

(

void

)

Disable Timer signals.

Stop generating timer signals.

Returns

None

tim8_config()

void tim8_config

(

void

)

Configure Tx Trigger timer.

Configure Tx Trigger timer for slave mode operation, one-pulse mode and to generate DMA requests.

Returns

None

tim8_init()

void tim8_init

(

struct no_os_pwm_desc *

pwm_desc

)

Initialize Tx trigger advanced PWM parameters.

Parameters

pwm_desc[in,out]

Returns

None

update_buff()

void update_buff	(	uint32_t *	local_buf,
		uint32_t *	buf_start_addr
	)

Update buffer index.

Parameters

local_buf[out]	- Local Buffer
buf_start_addr[out]	- Buffer start addr

Returns

None

Variable Documentation

dma_buf_current_idx

uint8_t* dma_buf_current_idx

dma_buf_start_idx

uint8_t* dma_buf_start_idx

dma_cycle_count

uint32_t dma_cycle_count = 0

iio_buf_current_idx

uint8_t* iio_buf_current_idx

iio_buf_start_idx

uint8_t* iio_buf_start_idx

rxdma_channel

struct stm32_dma_channel rxdma_channel

Initial value:

= {
    .hdma = &hdma_spi1_rx,
    .ch_num = AD469x_RxDMA_CHANNEL_NUM,
    .mem_increment = true,
    .mem_data_alignment = DATA_ALIGN_BYTE,
    .per_data_alignment = DATA_ALIGN_BYTE,
    .dma_mode = DMA_CIRCULAR_MODE,
}

rxdma_ndtr

uint32_t rxdma_ndtr

sdesc

struct stm32_spi_desc* sdesc

stm32_csb_gpio_extra_init_params

struct stm32_gpio_init_param stm32_csb_gpio_extra_init_params

Initial value:

= {
    .mode = GPIO_MODE_OUTPUT_PP,
    .speed = GPIO_SPEED_FREQ_VERY_HIGH,
}

stm32_dig_aux1_gpio_extra_init_params

struct stm32_gpio_init_param stm32_dig_aux1_gpio_extra_init_params

Initial value:

= {
    .mode = GPIO_MODE_INPUT,
    .speed = GPIO_SPEED_FREQ_VERY_HIGH,
}

stm32_dig_aux2_gpio_extra_init_params

struct stm32_gpio_init_param stm32_dig_aux2_gpio_extra_init_params

Initial value:

= {
    .mode = GPIO_MODE_INPUT,
    .speed = GPIO_SPEED_FREQ_VERY_HIGH,
}

stm32_i2c_extra_init_params

struct stm32_i2c_init_param stm32_i2c_extra_init_params

Initial value:

= {
    .i2c_timing = I2C_TIMING
}

stm32_spi_extra_init_params

struct stm32_spi_init_param stm32_spi_extra_init_params

Initial value:

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

stm32_sync_inb_gpio_extra_init_params

struct stm32_gpio_init_param stm32_sync_inb_gpio_extra_init_params

Initial value:

= {
    .mode = GPIO_MODE_OUTPUT_PP,
    .speed = GPIO_SPEED_FREQ_VERY_HIGH,
}

stm32_tdm_extra_init_params

struct stm32_tdm_init_param stm32_tdm_extra_init_params

Initial value:

= {
    .base = STM32_SAI_BASE,
}

stm32_trigger_gpio_extra_init_params

struct stm32_gpio_init_param stm32_trigger_gpio_extra_init_params

Initial value:

= {
    .mode = GPIO_MODE_INPUT,
    .speed = GPIO_SPEED_FREQ_VERY_HIGH,
}

stm32_tx_trigger_extra_init_params

struct stm32_pwm_init_param stm32_tx_trigger_extra_init_params

Initial value:

= {
    .prescaler = TIMER_8_PRESCALER,
    .timer_autoreload = true,
    .mode = TIM_OC_PWM1,
    .timer_chn = TIMER_CHANNEL_1,
    .complementary_channel = false,
    .get_timer_clock = HAL_RCC_GetPCLK1Freq,
    .clock_divider = TIMER_8_CLK_DIVIDER,
    .trigger_output = PWM_TRGO_UPDATE,
    .dma_enable = true,
    .repetitions = BYTES_PER_SAMPLE - 1,
    .onepulse_enable = true
}

stm32_uart_extra_init_params

struct stm32_uart_init_param stm32_uart_extra_init_params

Initial value:

= {
    .huart = APP_UART_HANDLE
}

txdma_channel

struct stm32_dma_channel txdma_channel

Initial value:

= {
    .hdma = &hdma_tim8_ch1,
    .ch_num = AD469x_TxDMA_CHANNEL_NUM,
    .mem_increment = false,
    .mem_data_alignment = DATA_ALIGN_BYTE,
    .per_data_alignment = DATA_ALIGN_BYTE,
    .dma_mode = DMA_CIRCULAR_MODE
}