int incomingByte = 0;

void sendsig(char t) {
	digitalWrite(rs485, 1);
	Serial3.write(t);
}

void getSig() {
	digitalWrite(rs485, 0);
	if (Serial3.available() > 0) {
		incomingByte = Serial3.read();
		char newchar = (char(incomingByte));
		switch (newchar)
		{
		case '1':
			mf(1, 1, 255);
			delay(1700);
			mf(1, 0, 0);
			break;

		case '2':
			mf(2, 1, 255);
			delay(1700);
			mf(2, 0, 0);
			break;

		case '3':
			mf(3, 1, 255);
			delay(1700);
			mf(3, 0, 0);
			break;

		case '4':
			mf(4, 1, 255);
			delay(1700);
			mf(4, 0, 0);
			break;

		case '5':
			mf(5, 1, 255);
			delay(1700);
			mf(5, 0, 0);
			break;

		case '6':
			mf(6, 1, 255);
			delay(1700);
			mf(6, 0, 0);
			break;

		case '7':
			mf(7, 1, 255);
			delay(1700);
			mf(7, 0, 0);
			break;

		case '8':
			mf(8, 1, 255);
			delay(1700);
			mf(8, 0, 0);
			break;

		case '9':
			mf(9, 1, 255);
			delay(1700);
			mf(9, 0, 0);
			break;

		default:
			break;
		}
	}
}