u-boot/doc/usage/conitrace.rst

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conitrace command
=================
Synopsis
--------
::
conitrace
Description
-----------
The conitrace command is used to test the correct function of the console input
driver. It is especially valuable for checking the support for special keys like
<F1> or <POS1>.
To display escape sequences on a single line the output only advances to the
next line after detecting a pause of a few milliseconds.
The output is hexadecimal.
Examples
--------
Entering keys <B><SHIFT-B><CTRL-B><X>
::
=> conitrace
Waiting for your input
To terminate type 'x'
62
42
02
=>
Entering keys <F1><POS1><DEL><BACKSPACE><X>
::
=> conitrace
Waiting for your input
To terminate type 'x'
1b 4f 50
1b 5b 48
1b 5b 33 7e
7f
=>
Configuration
-------------
The conitrace command is only available if CONFIG_CMD_CONITRACE=y.