down method
Implementation
Future<bool> down({int timeout = 5}) async {
bool ret = await _command
.writeCgi("decoder_control.cgi?command=2&onestep=1&", timeout: timeout);
if (ret) {
CommandResult result =
await _command.waitCommandResult((int cmd, Uint8List data) {
return cmd == 24601;
}, timeout);
return result.isSuccess;
}
return false;
}