si tu veux un code qui te permet de écrire sur lcd par liaison série
كود:
// Lcd pinout settings
sbit LCD_RS at RB0_bit;
sbit LCD_EN at RB1_bit;
sbit LCD_D4 at RB2_bit;
sbit LCD_D5 at RB3_bit;
sbit LCD_D6 at RB4_bit;
sbit LCD_D7 at RB5_bit;
// Pin direction
sbit LCD_RS_Direction at TRISB0_bit;
sbit LCD_EN_Direction at TRISB1_bit;
sbit LCD_D4_Direction at TRISB2_bit;
sbit LCD_D5_Direction at TRISB3_bit;
sbit LCD_D6_Direction at TRISB4_bit;
sbit LCD_D7_Direction at TRISB5_bit;
unsigned char da;
void main()
{ trisc=0;
Lcd_Init();
lcd_Cmd(_LCD_CLEAR);
Lcd_Cmd(_LCD_CURSOR_OFF); // all portc are output
Uart1_Init(9600); // speed is 9600
while(1){
if(uart1_data_ready()==1)
{
da = UART1_Read();
Lcd_Out(1, 4, da);
}
}
}