
Download a terminal emulator for PC serial communication.
Here, the open-
source software “Tera Tarm” is used as an example.
Download Tera Term from a website, such as the one below:
https://ttssh2.osdn.jp/index.html.en
Select "serial" on the New connection dialogbox.
Select the port number.
Click OK
Check the port number.
"Control Panel"