What should I do if the Friendly Serial Port Debugging Assistant does not respond when sending commands? Today, the editor will explain the solution to the problem of the Friendly Serial Port Debugging Assistant not responding when sending commands. If you are interested, come and take a look with the editor. I hope it can help everyone.
1. Confirm whether the communication line is normal;
2. Confirm whether the device address is correct;
3. Confirm whether the 01H command can be executed;
4. Confirm whether the CRC verification methods are consistent.
Or maybe there is something wrong with your protocol input. General protocols have data headers, address complex codes, data lengths, function codes, check codes, terminators, etc. If you just send a simple command, the device is judging It will not respond if it does not follow the initial settings when receiving. The other thing is that you make sure that the equipment is in good condition and the communication lines are correct.
Features of friendly serial port debugging assistant software
Friendly serial port debugging assistant, serial port communication debugging.
1: Automatic serial port identification.
2Support multiple serial ports.
3: Supports automatic sending, receiving and saving data.
4: Real-time display of the size of data sent and received bytes and the status of the serial port.
5: Freely control data display.
6: Intelligently clear buffer data.
The above is the whole content of the friendly serial port debugging assistant brought to you by the editor on what to do if there is no response when sending commands. I hope it can help you.
