TP 7-Commande d’un moteur DC

// Lcd pinout settings

sbit LCD_RS at RB0_bit;

sbit LCD_EN at RB1_bit;

sbit LCD_D7 at RB5_bit;

sbit LCD_D6 at RB4_bit;

sbit LCD_D5 at RB3_bit;

sbit LCD_D4 at RB2_bit;

// Pin direction

sbit LCD_RS_Direction at TRISB0_bit;

sbit LCD_EN_Direction at TRISB1_bit;

sbit LCD_D7_Direction at TRISB5_bit;

sbit LCD_D6_Direction at TRISB4_bit;

sbit LCD_D5_Direction at TRISB3_bit;

sbit LCD_D4_Direction at TRISB2_bit;

char a,b;

void main() {

Lcd_Init();

Lcd_cmd(_Lcd_cursor_off);

a=b=48;

TRISA=0x00;

TRISB.B6=1;

TRISB.B7=1;

for(;;)

{

while(PORTB.B6==0)

{

PORTA=0x01;Lcd_out(1,1,"DROIT");

delay_ms(200);a--;

if(a==47&&b==48){a=48;b==48;}

if(a==47&&b!=48){a=57;b--;}

Lcd_chr(1,10,a);

Lcd_chr(1,9,b);

}

while(PORTB.B7==0)

{

PORTA=0x02;Lcd_out(1,1,"GOUCH");

delay_ms(200);a++;

if(a==58){a=48;b++;}

Lcd_chr(1,10,a);

Lcd_chr(1,9,b);

}

 Lcd_out(1,1,"STOPE");

 PORTA=0x00;

 }

}