Getting started with minicom

Preface

ubuntu edition ：18.04
Kernel version ：5.4.0

minicom What is it?

minicom Is a fast start-up , Powerful serial terminal debugging tool , Of course, the disadvantage is the pure character interface , Debugging tools without graphical interface look intuitive and convenient , But it's very powerful .

1、 install

sudo apt-get install minicom

2、 Usage method

Terminal output minicom The following screen appears
Then press as prompted CTRL+a Then press the z Here is case insensitive, so lower case is good .
The following screen appears
According to the prompt, the second in the third column cOnfigure Minicom....O, Press down o
Press the key to move the cursor , Choose Serial port setup, Will get ABCDEFG These options

• A Serial devices
• Select your device mount point . Open another terminal , By command dmesg | grep ttyS* View system log information ,
• As shown in the figure below ：
• Look at the last line to tell you about the development version ch341 Hang on ttyUSB0 On
  If you unplug the serial port cable, all replies will be disconnected
• E Bps/Par/Bits
• Set the corresponding baud rate / Data bits / Check bit / Stop bit
• For the meanings of other parameters, please refer to this An article
  Set it and press enter to confirm , choice Save setup as dfl

Then turn off the terminal , Reopen minicom, Reset the development version to receive the corresponding message .

Reference material

linux View all USB port ,linux View all serial ports and usb Equipment method
Minicom Introduction