power.h File Reference

Defines
#define	_AVR_POWER_H_   1
#define	clock_prescale_set(x)
#define	clock_prescale_get()   (clock_div_t)(CLKPR & (uint8_t)((1<<CLKPS0)|(1<<CLKPS1)|(1<<CLKPS2)|(1<<CLKPS3)))
Enumerations
enum	clock_div_t {   clock_div_1 = 0, clock_div_2 = 1, clock_div_4 = 2, clock_div_8 = 3,   clock_div_16 = 4, clock_div_32 = 5, clock_div_64 = 6, clock_div_128 = 7,   clock_div_256 = 8 }

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Detailed Description

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Define Documentation

#define clock_prescale_set

(

x

)

Value:

{ \
        uint8_t tmp = _BV(CLKPCE); \
        __asm__ __volatile__ ( \
                "in __tmp_reg__,__SREG__" "\n\t" \
                "cli" "\n\t" \
                "sts %1, %0" "\n\t" \
                "sts %1, %2" "\n\t" \
                "out __SREG__, __tmp_reg__" \
                : /* no outputs */ \
                : "d" (tmp), \
                  "M" (_SFR_MEM_ADDR(CLKPR)), \
                  "d" (x) \
                : "r0"); \
}