minicom的配置与使用

配置

sudo minicom -s打开配置选项，如下，上下键移动，回车选择

+-----[configuration]------+
| Filenames and paths      |
| File transfer protocols  |
| Serial port setup        |
| Modem and dialing        |
| Screen and keyboard      |
| Save setup as dfl        |
| Save setup as..          |
| Exit                     |
| Exit from Minicom        |
+--------------------------+

选择 Serial port setup，出现串口设置界面，通过按键A~G选择对应选项，一般修改串口节点即可。如果需要在串口中输入命令，需要按F键将 HardwareFlowControl改为No，修改完成后回车，选择 Save setup as dfl 保存为默认设置，然后选择 Exit即可进入终端界面。

+-----------------------------------------------------------------------+
| A -    Serial Device      : /dev/ttyUSB0                              |
| B - Lockfile Location     : /var/lock                                 |
| C -   Callin Program      :                                           |
| D -  Callout Program      :                                           |
| E -    Bps/Par/Bits       : 115200 8N1                                |
| F - Hardware Flow Control : No                                        |
| G - Software Flow Control : No                                        |
|                                                                       |
|    Change which setting?                                              |
+-----------------------------------------------------------------------+

功能

进入minicom后，先按Ctrl+A，终端会暂停输出，再按不同的键(不区分大小写)选择不同功能，如下

+-------------------------------------------------------------------+
|                      Minicom Command Summary                      |
|                                                                   |
|              Commands can be called by CTRL-A <key>               |
|                                                                   |
|               Main Functions                  Other Functions     |
|                                                                   |
| Dialing directory..D  run script (Go)....G | Clear Screen.......C |
| Send files.........S  Receive files......R | cOnfigure Minicom..O |
| comm Parameters....P  Add linefeed.......A | Suspend minicom....J |
| Capture on/off.....L  Hangup.............H | eXit and reset.....X |
| send break.........F  initialize Modem...M | Quit with no reset.Q |
| Terminal settings..T  run Kermit.........K | Cursor key mode....I |
| lineWrap on/off....W  local Echo on/off..E | Help screen........Z |
| Paste file.........Y  Timestamp toggle...N | scroll Back........B |
| Add Carriage Ret...U                                              |
|                                                                   |
|             Select function or press Enter for none.              |
+-------------------------------------------------------------------+

常用

   Ctrl+A X 退出

   Ctrl+A C 清屏

   Ctrl+A L  保存log到文件

   Ctrl+A O 转到配置界面

   Ctrl+A J  挂起minicom，退到terminal

   Ctrl+A Z  输出所有命令的help信息

   Ctrl+A     有时log打印过快，可以通过Ctrl+A暂停输出，再按Ctrl+A继续

保存log到文件中

启动minicom时按Ctrl+A再按L，会提示要保存的文件名

1. +-----------------------------------------+
2. |Capture to which file? |
3. |> minicom.cap |
4. +-----------------------------------------+

此时minicom开始捕获所有的输出log，再次按Ctrl+A L，提示是否要结束或暂停捕获

1. +--------------------------------+
2. | Capture file |
3. | Close Pause Exit |
4. +--------------------------------+

选择Close，退出minicom，可看到当前目录下的minicom.cap文件，打开分析即可