rt-thread-official/bsp/swm320/libraries/CMSIS/DeviceSupport/system_SWM320.h

29 lines
602 B
C

#ifndef __SYSTEM_SWM320_H__
#define __SYSTEM_SWM320_H__
#ifdef __cplusplus
extern "C"
{
#endif
extern uint32_t SystemCoreClock; // System Clock Frequency (Core Clock)
extern uint32_t CyclesPerUs; // Cycles per micro second
extern void SystemInit(void);
extern void SystemCoreClockUpdate(void);
extern void switchCLK_20MHz(void);
extern void switchCLK_40MHz(void);
extern void switchCLK_32KHz(void);
extern void switchCLK_XTAL(void);
extern void switchCLK_PLL(void);
extern void PLLInit(void);
#ifdef __cplusplus
}
#endif
#endif //__SYSTEM_SWM320_H__