LCD.zip_pic+proteus_proteus pic lcd

#include<p24fj128ga010.h> _CONFIG1(JTAGEN_OFF & FWDTEN_OFF) _CONFIG2(FNOSC_FRCPLL & OSCIOFNC_OFF) #define ldata PORTE #define rs PORTEbits.RE1 #define rw PORTEbits.RE2 #define en PORTEbits.RE3 void disp_data(unsigned char val); void disp_cmd(unsigned char val); void lcdcmd(unsigned char value); void lcddata(unsigned char value); void lcd_init(); void print(char *w); void delay(unsigned long int itime); int main() { TRISE=0x0000; TRISB=0x0000; lcd_init(); while(1) { disp_cmd(0x0C); disp_cmd(0x80); disp_data('a'); disp_data('-'); print("hai"); } return 0; } void lcdcmd(unsigned char value) { ldata=value; rs=0; rw=0; en=1; delay(250); en=0; return; } void delay(unsigned long int itime) { unsigned int x; for(x=0;x<itime;x++); } void lcddata(unsigned char value) { ldata=value; rs=1; rw=0; en=1; delay(250); en=0; return; } void disp_data(unsigned char val) { char data1; data1=val&0xFFF0; lcddata(data1); data1=((val<<4)&0xFFF0); lcddata(data1); } void disp_cmd(unsigned char val) { char cmd1; cmd1=val&0xFFF0; lcdcmd(cmd1); cmd1=((val<<4)&0xFFF0); lcdcmd(cmd1); } void print(char *w) { while(*w!='\0') disp_data(*w++); } void lcd_init() { disp_cmd(0x02); delay(250); disp_cmd(0x28); delay(250); disp_cmd(0x0E); delay(250); disp_cmd(0x01); delay(250); disp_cmd(0x06); delay(250); disp_cmd(0x0C); delay(250); }