#ifndef DRV_CLK_H_ #define DRV_CLK_H_ #ifdef __cplusplus extern "C" { #endif #include "stm32f4xx.h" #include "kit_core.h" #define CLOCK_AHB_PRE (1u) #define CLOCK_APB1_PRE (4u) #define CLOCK_APB2_PRE (2u) #define CLOCK_SYS_FREQ (168000000u) #define CLOCK_HCLK_FREQ (CLOCK_SYS_FREQ / CLOCK_AHB_PRE) #define CLOCK_PCLK1_FREQ (CLOCK_SYS_FREQ / CLOCK_APB1_PRE) #define CLOCK_PCLK2_FREQ (CLOCK_SYS_FREQ / CLOCK_APB2_PRE) typedef enum { kBspClk_APB1, kBspClk_APB2, kBspClk_APB3, kBspClk_End, }BspClkType; void drv_clk_init(void); KitResult drvSystemTick(uint8_t priority, uint16_t period, NoArgCall call); #ifdef __cplusplus } #endif #endif