Keyestudio 4WD Bluetooth Multi-functional Car Manual page 140

keyestudio
turnR();
}
else if (SR == LOW & SL == HIGH) // white on left, black on right, turn right
{
turnL();
}
else // white on both sides, going forward
{
advance();
}
}
else // middle sensor on white area
{
if (SL== LOW & SR == HIGH)// black on left, white on right, turn left
{
turnR();
}
else if (SR == LOW & SL == HIGH) // white on left, black on right, turn right
{
turnL();
}
else // all white, stop
{
back();
delay(100);
stopp() ;
www.keyestudio.com 138