Apr-13-2017, 07:24 PM
Don't forget there are software testers as well:
For example:
http://www.microridge.com/comtestserial.htm
http://www.serial-port-monitor.com/
https://freeserialanalyzer.com/
and more
For example:
http://www.microridge.com/comtestserial.htm
http://www.serial-port-monitor.com/
https://freeserialanalyzer.com/
and more