board_time.c File Reference

#include "board_time.h"
#include "main.h"

Include dependency graph for board_time.c:

Go to the source code of this file.

Functions
static uint32_t	tim2_kernel_hz (void)
bool	board_time_start (void)
uint32_t	board_time_us (void)
board_pps_t	board_time_last_pps (void)
void	HAL_TIM_IC_CaptureCallback (TIM_HandleTypeDef *htim)

Variables
TIM_HandleTypeDef	htim2
static volatile uint32_t	pps_edge_us
static volatile uint32_t	pps_count

Function Documentation

board_time_last_pps()

board_pps_t board_time_last_pps

(

void

)

Definition at line 38 of file board_time.c.

References board_pps_t::count, count(), board_pps_t::edge_us, pps_count, and pps_edge_us.

Referenced by gnss_task().

board_time_start()

bool board_time_start

(

void

)

Definition at line 27 of file board_time.c.

References HAL_OK, HAL_TIM_IC_Start_IT(), htim2, tim2_kernel_hz(), and TIM_CHANNEL_4.

Referenced by board_bringup_power_up().

board_time_us()

uint32_t board_time_us

(

void

)

Definition at line 34 of file board_time.c.

References htim2.

Referenced by gnss_task(), HAL_GPIO_EXTI_Callback(), measure_lsi(), and sensors_task().

tim2_kernel_hz()

uint32_t tim2_kernel_hz ( void )

static

Definition at line 15 of file board_time.c.

References HAL_RCC_GetHCLKFreq(), HAL_RCC_GetPCLK1Freq(), RCC, RCC_CFGR_TIMPRE, RCC_D2CFGR_D2PPRE1, RCC_D2CFGR_D2PPRE1_DIV1, RCC_D2CFGR_D2PPRE1_DIV2, RCC_D2CFGR_D2PPRE1_DIV4, and READ_BIT.

Referenced by board_time_start().

Variable Documentation

htim2

TIM_HandleTypeDef htim2

extern

Definition at line 62 of file main.c.

Referenced by board_time_start(), board_time_us(), MX_TIM2_Init(), and TIM2_IRQHandler().

pps_count

volatile uint32_t pps_count

static

Definition at line 8 of file board_time.c.

Referenced by board_time_last_pps(), and HAL_TIM_IC_CaptureCallback().

pps_edge_us

volatile uint32_t pps_edge_us

static

Definition at line 7 of file board_time.c.

Referenced by board_time_last_pps(), and HAL_TIM_IC_CaptureCallback().