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 "no_os_pwm.h"
#include "ad3530r.h"
#include "ad3530r_iio.h"

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Macros
#define	TRANSFER_COMPLETE_TIMEOUT   0xffffff

Functions
void	stm32_system_init (void)
	Initialize the STM32 system peripherals.
void	EXTI15_10_IRQHandler (void)
	This function handles the LDAC GPIO interrupt event, to which EXTI line 10 interrupt is dedicated.
int	reconfig_stm32_params (void)
	Reconfigure the STM32 specific system parameters with change in data streaming mode.
void	tim8_config (void)
	Configure Tx Trigger timer for slave mode operation, one-pulse mode and to generate DMA requests.
int	stm32_timer_enable (void)
	Starts the timer signal generation for PWM.
int	stm32_timer_stop (void)
	Stop generating timer signals.
int	stm32_abort_dma_transfer (void)
	Abort DMA Transfers.
void	receivecomplete_callback (DMA_HandleTypeDef *hdma)
	Callback function to flag the transfer of number of requested samples.

Variables
struct stm32_uart_init_param	stm32_uart_init_params
struct stm32_usb_uart_init_param	stm32_vcom_extra_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_i2c_init_param	stm32_i2c_init_params
struct stm32_gpio_init_param	stm32_gpio_ldac_init_params
struct stm32_gpio_init_param	stm32_pwm_ldac_gpio_init_params
struct stm32_gpio_init_param	stm32_gpio_reset_init_params
struct stm32_pwm_init_param	stm32_ldac_pwm_init_params
DMA_HandleTypeDef	hdma_spi1_tx
struct stm32_gpio_init_param	stm32_csb_gpio_init_params
struct stm32_pwm_init_param	stm32_tx_trigger_extra_init_params
struct stm32_dma_channel	txdma_channel_single_instr_mode
struct stm32_dma_channel	txdma_channel_stream_mode
struct stm32_dma_channel	rxdma_channel
volatile struct stm32_spi_desc *	sdesc

Detailed Description

Application configurations module for STM32 platform.

Copyright (c) 2024-25 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.

Macro Definition Documentation

TRANSFER_COMPLETE_TIMEOUT

#define TRANSFER_COMPLETE_TIMEOUT   0xffffff

Function Documentation

EXTI15_10_IRQHandler()

void EXTI15_10_IRQHandler

(

void

)

This function handles the LDAC GPIO interrupt event, to which EXTI line 10 interrupt is dedicated.

Returns

None

receivecomplete_callback()

void receivecomplete_callback

(

DMA_HandleTypeDef *

hdma

)

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

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

Parameters

hdma[in]

- DMA Handler (Unused)

Returns

None

Parameters

hdma	- DMA handler (Unused)

Returns

None

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reconfig_stm32_params()

int reconfig_stm32_params

(

void

)

Reconfigure the STM32 specific system parameters with change in data streaming mode.

Returns

0 in case of success, negative error code otherwise

stm32_abort_dma_transfer()

int stm32_abort_dma_transfer

(

void

)

Abort DMA Transfers.

Returns

None

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stm32_system_init()

void stm32_system_init

(

void

)

Initialize the STM32 system peripherals.

Returns

None

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stm32_timer_enable()

int stm32_timer_enable

(

void

)

Starts the timer signal generation for PWM.

Returns

0 in case of success, negative error code otherwise

stm32_timer_stop()

int stm32_timer_stop

(

void

)

Stop generating timer signals.

Returns

0 in case of success, negative error code otherwise

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tim8_config()

void tim8_config

(

void

)

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

Returns

None

Variable Documentation

hdma_spi1_tx

DMA_HandleTypeDef hdma_spi1_tx

rxdma_channel

struct stm32_dma_channel rxdma_channel

Initial value:

= {
    .hdma = &hdma_spi1_rx,
    .ch_num = RxDMA_CHANNEL_NUM,
    .mem_increment = false,
    .mem_data_alignment = DATA_ALIGN_BYTE,
    .per_data_alignment = DATA_ALIGN_BYTE,
    .dma_mode = DMA_CIRCULAR_MODE,
}

sdesc

volatile struct stm32_spi_desc* sdesc

stm32_csb_gpio_init_params

struct stm32_gpio_init_param stm32_csb_gpio_init_params

Initial value:

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

stm32_gpio_ldac_init_params

struct stm32_gpio_init_param stm32_gpio_ldac_init_params

Initial value:

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

stm32_gpio_reset_init_params

struct stm32_gpio_init_param stm32_gpio_reset_init_params

Initial value:

= {
    .mode = GPIO_MODE_OUTPUT_PP
}

stm32_i2c_init_params

struct stm32_i2c_init_param stm32_i2c_init_params

Initial value:

= {
    .i2c_timing = I2C_TIMING
}

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,
    .trigger_enable = false,
    .trigger_output = PWM_TRGO_UPDATE
}

stm32_pwm_ldac_gpio_init_params

struct stm32_gpio_init_param stm32_pwm_ldac_gpio_init_params

Initial value:

= {
    .mode = GPIO_MODE_AF_PP,
    .speed = GPIO_SPEED_FREQ_VERY_HIGH,
    .alternate = GPIO_AF1_TIM1
}

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_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_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_TOGGLE,
    .timer_chn = TIMER_CHANNEL_1,
    .complementary_channel = false,
    .get_timer_clock = HAL_RCC_GetPCLK1Freq,
    .clock_divider = TIMER_8_CLK_DIVIDER,
    .trigger_enable = true,
    .trigger_source = PWM_TS_ITR0,
    .dma_enable = true,
    .repetitions = NUM_PULSE_REPETITIONS,
    .onepulse_enable = true
}

stm32_uart_init_params

struct stm32_uart_init_param stm32_uart_init_params

Initial value:

= {
    .huart = APP_UART_HANDLE
}

stm32_vcom_extra_init_params

struct stm32_usb_uart_init_param stm32_vcom_extra_init_params

Initial value:

= {
    .husbdevice = APP_UART_USB_HANDLE
}

txdma_channel_single_instr_mode

struct stm32_dma_channel txdma_channel_single_instr_mode

Initial value:

= {
    .hdma = &hdma_tim8_ch1,
    .ch_num = TxDMA_CHANNEL_NUM,
    .mem_increment = true,
    .mem_data_alignment = DATA_ALIGN_BYTE,
    .per_data_alignment = DATA_ALIGN_BYTE,
    .dma_mode = DMA_CIRCULAR_MODE
}

txdma_channel_stream_mode

struct stm32_dma_channel txdma_channel_stream_mode

Initial value:

= {
    .hdma = &hdma_spi1_tx,
    .ch_num = DMA_CHANNEL_3,
    .mem_increment = true,
    .mem_data_alignment = DATA_ALIGN_BYTE,
    .per_data_alignment = DATA_ALIGN_BYTE,
    .dma_mode = DMA_NORMAL_MODE
}