left method
Implementation
Future<bool> left({int timeout = 5}) async {
print("left ${left} decoder_control.cgi?command=4&onestep=1&");
bool ret = await writeCgi("decoder_control.cgi?command=4&onestep=1&",
timeout: timeout);
print("left ${left} ");
if (ret) {
CommandResult result = await waitCommandResult((int cmd, Uint8List data) {
return cmd == 24601;
}, timeout);
return result.isSuccess;
}
return false;
}