Serial Read; Lake Shore 218E

[abdnafees (Abdullah Nafees)]

Check out this post. It’s similar to your case.

Access denied error in serial communications

Assuming pyserial is not already installed, running these two commands will yield approximately the following output: $ pip install pyserial Collecting pyserial Using cached pyserial-3.5-py2.py3-none-any.whl (90 kB) Installing collected packages: pyserial Successfully installed pyserial-3.5 $ pip install pySerial Requirement already satisfied: pySerial in <redacted>/pyserial/lib/python3.8/site-packages (3.5) I.e. the first command installs the package, while the second command just says that…