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authorPriyadi Iman Nurcahyo <priyadi@users.noreply.github.com>2017-04-02 22:13:05 +0700
committerPriyadi Iman Nurcahyo <priyadi@users.noreply.github.com>2017-04-02 22:13:05 +0700
commit0f7a51cef58151ebf133a078649dd583b25a94a4 (patch)
tree3cfde243b88c4855d9bbf645ab3ecf955427acef
parentd029e232601716891d8532d9662ce6edad3c64a2 (diff)
Add information about trackpoint
-rw-r--r--Modding-your-keyboard.md2
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diff --git a/Modding-your-keyboard.md b/Modding-your-keyboard.md
index 3599b3c536..43cc81945f 100644
--- a/Modding-your-keyboard.md
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@@ -102,6 +102,8 @@ Please note the USB port can only supply a limited amount of power to the keyboa
Its possible to hook up a PS/2 mouse (for example touchpads or trackpoints) to your keyboard as a composite device.
+To hook up a Trackpoint, you need to obtain a Trackpoint module (i.e. harvest from a Thinkpad keyboard), identify the function of each pin of the module, and make the necessary circuitry between controller and Trackpoint module. For more information, please refer to [Trackpoint Hardware](https://deskthority.net/wiki/TrackPoint_Hardware) page on Deskthority Wiki.
+
There are three available modes for hooking up PS/2 devices: USART (best), interrupts (better) or busywait (not recommended).
### Busywait version