saver.h

Night Light use by PIC12c508 with C language, including circuit. Anyone can do it yourself.

#device PIC12C508
#use delay(clock=32768)

/////////////////////////////// I/O definitions for INPUT() and OUTPUT_xxx()
#define PIN_B0  48
#define PIN_B1  49
#define PIN_B2  50
#define PIN_B3  51
#define PIN_B4  52
#define PIN_B5  53

#use fixed_io(B_OUTPUTS=PIN_B0,PIN_B1)

#byte port_B=6
#byte tmr0 =1

/////////////////////////////// Useful defines
#define FALSE 0
#define TRUE 1

#define BYTE int
#define BOOLEAN short int

#define getc getch
#define getchar getch
#define puts(s) {printf(s); putchar(13); putchar(10);}
#define putc putchar

/////////////////////////////// Constants used for RESTART_CAUSE()
#define WDT_FROM_SLEEP  0
#define WDT_TIMEOUT     8
#define MCLR_FROM_SLEEP 16
#define NORMAL_POWER_UP 24
/////////////////////////////// Constants used for SETUP_COUNTERS()
#define RTCC_INTERNAL   0
#define RTCC_EXT_L_TO_H 32
#define RTCC_EXT_H_TO_L 48
#define RTCC_DIV_2      0
#define RTCC_DIV_4      1
#define RTCC_DIV_8      2
#define RTCC_DIV_16     3
#define RTCC_DIV_32     4
#define RTCC_DIV_64     5
#define RTCC_DIV_128    6
#define RTCC_DIV_256    7
#define WDT_18MS        8
#define WDT_36MS        9
#define WDT_72MS       10
#define WDT_144MS      11
#define WDT_288MS      12
#define WDT_576MS      13
#define WDT_1152MS     14
#define WDT_2304MS     15
#define L_TO_H              0x40
#define H_TO_L                 0

#define RTCC_ZERO           0x0B20    // Used for ENABLE/DISABLE INTERRUPTS
#define RB_CHANGE           0x0B08    // Used for ENABLE/DISABLE INTERRUPTS
#define EXT_INT             0x0B10    // Used for ENABLE/DISABLE INTERRUPTS
#define GLOBAL              0x0BC0    // Used for ENABLE/DISABLE INTERRUPTS

#list