crcExtra method
Returns CRC Extra of messageID. Returns -1 if unsupported messageID.
Implementation
@override
int crcExtra(int messageID) {
switch (messageID) {
case 42000:
return IcarousHeartbeat._mavlinkCrcExtra;
case 42001:
return IcarousKinematicBands._mavlinkCrcExtra;
default:
return -1;
}
}