PIC parallel slave port slave

#include<htc.h>
#include"lcdsub.c"
#define rd RE0
#define wr RE1
#define cs RE2
void elay(int s);
void pspint();

void elay(int s)
{
while(s--);
}
void pspint()
{
TRISE=0x17;
}
void pspread()
{
unsigned char data;
wr=1;
//elay(200);
rd=0;
//PORTC=PORTD;
while(PSPIF==0);
//data=PORTD;
PSPIF=0;
//TRISB=0xff;
//PORTB=PORTD;
//TRISB=0x00;
data=PORTD;
lcddisp(data);

//PORTB=PORTD;
//lcddisp(PORTD);
cs=1;
elay(200);
cs=0;
}
void main()
{
ADCON1=0x07;
//TRISE=0xff;
TRISB=0X00;
TRISC=0X00;
TRISD=0XFF;
lcdint();
pspint();
//lcdstr("initialized");
elay(6500);
//lcdcmd(0x01);
while(1)
{
//PORTB=PORTD;
pspread();
elay(65000);
}
}

#define rs RC0

#define rw RC1

#define en RC2

int count=0;

int adc=0;

int p=192;

void lcdint();

void lcddisp(char);

void lcdcmd(int cmd);

void delay(int s);

void lcdstr(unsigned char *str);

void lcddisp1(char);

void delay(int s)

{

while(s--);

}

void lcdint()

{

lcdcmd(0x38);

lcdcmd(0x01);

lcdcmd(0x0E);

lcdcmd(0x06);

lcdcmd(0x80);

}

void lcdread()

{

char chrrd;

rw=1;

rs=1;

chrrd=PORTB;

en=1;

delay(100);

en=0;

}

void lcddisp(char data)

{

rw=0;

rs=1;

//while(PSPIF==0);

//PORTB=PORTD;

//PSPIF=0;

PORTB=data;

en=1;

delay(100);

en=0;

}

void lcdcmd(int cmd)

{

rw=0;

rs=0;

PORTB=cmd;

en=1;

delay(100);

en=0;

if(cmd==0x01)

count=0;

}

void lcddisp1(char disp1)

{

rw=0;

rs=1;

PORTB=disp1;

en=1;

delay(100);

en=0;

}

void lcdstr(unsigned char *str)

{

while(*str)

{

delay(2500);

lcddisp1(*str++);

}

}