Xt usb teensy is code for a teensy 3 2 microcontroller to act as an ibm pc xt to usb keyboard adapter. Converts an xt keyboard into a ps 2 keyboard.
If you got an old pc xt stored somewhere in basement and want to use a newer keyboard here s a little project you might like.
Xt to usb keyboard adapter. 1 x tinkerboy ibm model f xt model m at keyboard to usb adapter. Accepts rs 232 serial data and generates usb keyboard and mouse actions on a target computer. I found such an adapter at a pretty darn expensive price of 100 googling around.
Take that nice model f or model m keyboard and add it to a modern system. This is my teensy based project which adapts xt at and some 122 key terminal keyboards to usb also known simply as soarer s converter. Converts an xt keyboard into a usb keyboard.
An at2xt keyboard adapter basically allows users to attach at keyboards to xt class computers since the xt port is electronically incompatible with pc at keyboard types. Yes it s the same old thing that s been on geekhack for the last year but it s now at v1 0 v1 12 and pretty much feature complete. Usb and pc at ps 2 to xt keyboard adapter.
An at2xt keyboard adapter basically allows users to attach at keyboards to xt class computers 8086 8088 cpu since the xt port is electronically incompatible with pc at keyboard types. Note the code is written for an 83 key keyboard. Usb camera adapter usb 3 0 otg cable adapter for iphone for ipad portable usb adapter compatible ios 9 2 to 13 support card reader usb flash drive keyboard mouse no application plug play white 4 6 out of 5 stars 542.
So i d like to share it here too. Further work is needed to make it function properly with higher keyed boards. The really really old school type f ibm xt board the metal bottomed just ten f key version is a beast unto itself.
An xt to usb keyboard adapter using a teensy. See this github repo for details. If the ibm model m keyboard is one of the ones that uses the at protocol you may be able to use a passive 5 pin to ps 2 adapter chained with an active ps 2 to usb converter such as the belkin f5u119.
The keycodes are completely not like the later versions and requires an active adapter to read the xt signals and spit out at keycodes. Tinkerboy ibm xt at keyboard 180 degree 5 pin din to usb converter v1 0 uses soarer s converter firmware so you can use your old 5 pin ibm xt or at and compatible keyboard on a modern computer with usb support.