Thread starter #3
// Lcd pinout settings
sbit LCD_RS at RB7_bit;
sbit LCD_EN at RB6_bit;
sbit LCD_D7 at RB2_bit;
sbit LCD_D6 at RB3_bit;
sbit LCD_D5 at RB4_bit;
sbit LCD_D4 at RB5_bit;

// Pin direction
sbit LCD_RS_Direction at TRISB7_bit;
sbit LCD_EN_Direction at TRISB6_bit;
sbit LCD_D7_Direction at TRISB2_bit;
sbit LCD_D6_Direction at TRISB3_bit;
sbit LCD_D5_Direction at TRISB4_bit;
sbit LCD_D4_Direction at TRISB5_bit;
int val,freq,hum;
char humid[7];
void data_converstion(void){
IntToStr(hum,humid);
}
void display1(void)
{
lcd_out(1,1,"hum=");
lcd_out(1,13,Ltrim(humid));
lcd_Chr_Cp('%');
lcd_Chr_Cp(' ');
}
void interrupt(void)
{
if(T1CON.TMR1ON==0)
{
T1CON.TMR1ON=1;
INTCON.INTF=0;
}
else if(T1CON.TMR1ON==1)
{
T1CON.TMR1ON=0;
val=(TMR1H<<8)|(TMR1L);
INTCON.INTE=0;
freq=(50/val);
hum=565-freq/13;
TMR1H=0;
TMR1L=0;
INTCON.INTE=1;
INTCON.INTF=0;
}
}


void main() {
long count;
count=0;
TMR1H=0;
TMR1L=0;
INTCON.GIE=1;
INTCON.INTE=1;
OPTION_REG.INTEDG=0;
ADC_Init();
Lcd_Init();
freq=0;
Lcd_Cmd(_LCD_CLEAR);
Lcd_Cmd(_LCD_CURSOR_OFF);
Lcd_Out(1,4,"FEGAS & ");
Lcd_Out(2,6,"NAMANE");
delay_ms(1000);
Lcd_Cmd(_LCD_CLEAR);
for(;;)
{
data_converstion();
display1();
}

}

freq=(50/val);