74880 baud - Redux

74880 baud - Redux

Jan 24, 2016. | By: Jerry

My hubris is showing: In ESP-8266, Ubuntu, and 74880 baud I solved my problem with 74880 baud the hard way. Rather than looking at the alternatives (and with Linux/Ubuntu there is always an alternative, and usually more than one) I assumed that other terminal programs would have a fixed list of speeds like minicom. Well, I was wrong.

Brian Walton pointed out that miniterm.py will accept 74800 baud. Furthermore, I already had miniterm.py installed!

miniterm.py is part of the python-serial package. It can be installed with the usual apt-get procedure:

$ sudo apt-get install python-serial

miniterm.py is pretty bare bones, but it will certainly do what I need. It starts from the command line like this:

$ miniterm.py -p /dev/ttyUSB0 -b 74880
--- Miniterm on /dev/ttyUSB0: 74880,8,N,1 ---
--- Quit: Ctrl+]  |  Menu: Ctrl+T | Help: Ctrl+T followed by Ctrl+H ---

Update 2016/08/25: The command line arguments have changed. The -p and -b are not required in newer versions of the program. The Ubuntu 14.04 python packages install the old version. The version available for Ubuntu 16.04 does not accept the -p and -h. The new version starts like this:

$ miniterm.py /dev/ttyUSB0 74880
--- Miniterm on /dev/ttyUSB0  74880,8,N,1 ---
--- Quit: Ctrl+] | Menu: Ctrl+T | Help: Ctrl+T followed by Ctrl+H ---

Should there come a time that I need more functionality than miniterm.py provides, there are still more alternatives to checkout:

  • cu
  • screen
  • putty
  • tip

Got to love Linux!


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