Keyestudio 4WD Bluetooth Multi-functional Car - Page 146

keyestudio
www.keyestudio.com
144
lcd.setCursor(13, 1);
lcd.print(Rdistance,DEC);
Serial.print("\n R = ");
Serial.print(Rdistance,DEC);
return Rdistance;
}
else return Rdistance;
}
void IR_Control(void) //remote control，when pressing“#”，it quitting from the mode
{
unsigned long Key;
lcd.setCursor(0,0); //setting cursor in the first row and column
lcd.print("IR_Ctr ");
while(Key!=IR_ESC)
{
if(irrecv.decode(&results)) //to judge whether serial port receive data
{
Key = results.value;
switch(Key)
{
case IR_Go:advance(); //UP
break;
case IR_Back: back(); //back
break;
case IR_Left:turnL(); //Left