power_management.h

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#ifndef POWER_MANAGEMENTH
#define POWER_MANAGEMENTH
 
#include <sys.h>
#include <bits.h>
#include <stdint.h>
#include <stdbool.h>
 
#define WIRC_H_ADDRESS 0xf8
 
#define WIRC_L_ADDRESS 0xf9
 
#define idle() (bit_set(PCON, SBIT0))
 
#define power_down()            \
{                               \
    bit_set(PCON, SBIT1);       \
    __asm__("nop");             \
    __asm__("nop");             \
    __asm__("nop");             \
}
 
#define wakeup_timer_init(ticks)                        \
{                                                       \
    WKTCH = (ticks >> 8) | 0x80;                        \
    WKTCL = ticks & 0xff;                               \
}
 
static volatile __idata uint8_t * const wirc_h_ptr = (__idata uint8_t *) WIRC_H_ADDRESS;
static volatile __idata uint8_t * const wirc_l_ptr = (__idata uint8_t *) WIRC_L_ADDRESS;
#define wakeup_timer_internal_clk_freq() (((uint16_t)*wirc_h_ptr << 8) | *wirc_l_ptr)
 
#endif