send method
Send the message bytes to all connected devices
Implementation
@override
void send() {
double clampedBend = (bend.clamp(-1, 1) + 1) / 2.0;
int targetValue = (clampedBend * 0x3FFF).round();
int bendMSB = targetValue >> 7;
int bendLSB = targetValue & 0x7F;
data = Uint8List(3);
data[0] = 0xE0 + channel;
data[1] = bendLSB;
data[2] = bendMSB;
super.send();
}