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1.5 KiB
C

/*
* System.h
*
* Created on: 10.02.2013
* Author: skuser
*/
#ifndef SYSTEM_H
#define SYSTEM_H
#include <avr/io.h>
#include <avr/pgmspace.h>
#include <avr/interrupt.h>
#include <stddef.h>
#include <stdbool.h>
#include "Common.h"
typedef uint16_t SystemRTCType;
#define F_RTC 1000
#define SYSTEM_MILLISECONDS_TO_RTC_CYCLES(x) \
( (uint16_t) ( (double) F_RTC * x / 1E3 + 0.5) )
#define SYSTEM_TICK_FREQ 10
#define SYSTEM_TICK_MS (1000/SYSTEM_TICK_FREQ)
#define SYSTEM_SMODE_PSAVE SLEEP_SMODE_PSAVE_gc
#define SYSTEM_SMODE_IDLE SLEEP_SMODE_IDLE_gc
void SystemInit(void);
void SystemReset(void);
void SystemEnterBootloader(void);
void SystemStartUSBClock(void);
void SystemStopUSBClock(void);
void SystemInterruptInit(void);
INLINE bool SystemTick100ms(void);
INLINE void SystemSleep(void);
INLINE void SystemSleepEnable(void);
INLINE void SystemSleepDisable(void);
INLINE void SystemSleepSetMode(uint8_t SleepMode);
INLINE bool SystemTick100ms(void)
{
if (RTC.INTFLAGS & RTC_COMPIF_bm) {
while(RTC.STATUS & RTC_SYNCBUSY_bm)
;
RTC.INTFLAGS = RTC_COMPIF_bm;
return true;
}
return false;
}
INLINE void SystemSleep(void)
{
asm volatile("sleep");
}
INLINE void SystemSleepEnable(void)
{
SLEEP.CTRL |= SLEEP_SEN_bm;
}
INLINE void SystemSleepDisable(void)
{
SLEEP.CTRL &= ~SLEEP_SEN_bm;
}
INLINE void SystemSleepSetMode(uint8_t SleepMode)
{
SLEEP.CTRL = (SLEEP.CTRL & ~SLEEP_SMODE_gm) | SleepMode;
}
#endif /* SYSTEM_H */