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#ifndef CORTEX_M4_CLOCK_H

#define CORTEX_M4_CLOCK_H


#include "utils/clock_types.h"


typedef struct {

    hal_clock_source_t input_src;

    uint8_t pll_m;

    uint16_t pll_n;

    uint8_t pll_p;

    uint8_t pll_q;

} hal_pll_config_t;


void hal_clock_init(hal_clock_config_t *cfg, hal_pll_config_t *pll_cfg);


uint32_t hal_clock_get_sysclk(void);


uint32_t hal_clock_get_ahbclk(void);


uint32_t hal_clock_get_apb1clk(void);


uint32_t hal_clock_get_apb2clk(void);


#endif // CORTEX_M4_CLOCK_H

hal_clock_init
void hal_clock_init(hal_clock_config_t *cfg, hal_pll_config_t *pll_cfg)
Initialize the system clock.
Definition clock.c:55

hal_clock_get_apb1clk
uint32_t hal_clock_get_apb1clk(void)
Get the APB1 bus clock frequency.
Definition clock.c:234

hal_clock_get_apb2clk
uint32_t hal_clock_get_apb2clk(void)
Get the APB2 bus clock frequency.
Definition clock.c:246

hal_clock_get_ahbclk
uint32_t hal_clock_get_ahbclk(void)
Get the AHB bus clock frequency.
Definition clock.c:222

hal_clock_get_sysclk
uint32_t hal_clock_get_sysclk(void)
Get the system clock frequency (SYSCLK).
Definition clock.c:129

clock_types.h
Clock HAL type definitions.

hal_clock_source_t
hal_clock_source_t
Enumeration of possible system clock sources.
Definition clock_types.h:23

pll_cfg
hal_pll_config_t pll_cfg
Definition main.c:108

cfg
hal_clock_config_t cfg
System clock configuration.
Definition main.c:37

hal_clock_config_t
System clock configuration structure.
Definition clock_types.h:35

hal_pll_config_t
PLL (Phase Locked Loop) configuration structure.
Definition clock.h:29

hal_pll_config_t::pll_q
uint8_t pll_q
Definition clock.h:34

hal_pll_config_t::input_src
hal_clock_source_t input_src
Definition clock.h:30

hal_pll_config_t::pll_m
uint8_t pll_m
Definition clock.h:31

hal_pll_config_t::pll_n
uint16_t pll_n
Definition clock.h:32

hal_pll_config_t::pll_p
uint8_t pll_p
Definition clock.h:33