EEPROM.rar_pic16f73

#include<pic.h> #include <htc.h> __CONFIG(0x3B04); //__EEPROM_DATA(0x08,0x09,0x0A,0x0B,0x0C,0x0D,0x0E,0x0F); __EEPROM_DATA(0xFE,0xFD,0xFB,0xF7,0xEF,0xDF,0xBF,0xFF); //__EEPROM_DATA(0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF); #define uchar unsigned char #define uint unsigned int #define bitset(var,bitno)((var)|=1<<(bitno)) #define bitclr(var,bitno)((var)&=~(1<<(bitno))) /* static volatile unsigned char acc @ 0x20; static volatile bit acc0 @ (unsigned)&acc*8+0; static volatile bit acc7 @ (unsigned)&acc*8+7 */ #define key0 RA0 #define key1 RA1 #define key2 RA2 void Dlms(uint z){ uint i,a; for(a=z;a>0;a--) for(i=110;i>0;i--); } void Port_init(){ ANSEL=0x00; //0 = Digital I/O. Pin is assigned to port or special function. CMCON=0x07; //CM2:CM0 = 111 Comparator Off (Lowest power) TRISA=0x00; PORTA=0xff; TRISC=0x00; PORTC=0xff; } uchar Eeprom_read(uchar add){ EEADR=add; //地址赋初值 RD=1; //启动一次读操作 return EEDAT; } void Eeprom_write(uchar add,uchar dat){ EEADR=add; EEDAT=dat; WREN=1; //允许进行写操作 GIE=0; //禁止中断 EECON2=0x55; EECON2=0xAA; //校验 WR=1; //启动一次写操作 while(EEIF==0); EEIF=0; WREN=0; //关闭写操作 GIE=1; } void main(){ uchar i; OSCCAL = _READ_OSCCAL_DATA(); Port_init(); while(1) { for(i=0;i<=0x07;i++){ PORTC=Eeprom_read(i); Dlms(300); Eeprom_write(1,0x55); PORTC=Eeprom_read(1); while(1); } } }