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XT to USB keyboard converter
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This firmware converts XT keyboard protocol to USB.(It supports Scan Code Set 1.)
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Connect Wires
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1. Connect **Vcc** and **GND** .
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2. Connect **Clock** and **Data** line. **Clock** is on `PD1` , **Data** on `PD0` by default. And optionally you can use `PB7` for **Reset** .(Compatible to Soarer's converter) To change pin configuration edit `config.h` .
3. You need pull-up resistor. **1K-10K Ohm** will be OK.
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Build Firmware
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Just run `make` :
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$ make clean
$ make
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To use your own keymap create `keymap_<name>.c` file and then:
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$ make clean
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$ make KEYMAP=< name >
After that you will find HEX file `xt_usb.hex` in current directory.
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See wiki pages on github for further information. https://github.com/tmk/tmk_keyboard/wiki
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XT keyboard protocol resource
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https://github.com/tmk/tmk_keyboard/wiki/IBM-PC-XT-Keyboard-Protocol
