2013-02-23 01:15:03 +09:00
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PC98 to USB keyboard protocol converter
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=======================================
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2023-06-13 15:32:40 +09:00
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TMK Keyboard protocol converter for NEC PC-9801 series that allows you to use PC-9801 keyboard on modern USB PC.
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2013-02-22 09:53:46 +09:00
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2023-06-13 15:32:40 +09:00
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Main target is TMK prebuilt converter(ATMega32u2) but it will work on dev boards with ATMega32u4.
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2021-01-17 15:59:37 +09:00
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2013-02-22 09:53:46 +09:00
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2021-09-18 09:10:28 +09:00
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You can buy [TMK prebuilt converter](https://geekhack.org/index.php?topic=72052.0) here to support this project.
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2021-09-17 14:16:45 +09:00
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2021-09-18 09:10:28 +09:00
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Discuss or report issue on github or [this thread](https://geekhack.org/index.php?topic=110094.0).
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2023-06-13 15:32:40 +09:00
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See [this wiki page](https://github.com/tmk/tmk_keyboard/wiki/PC-9801-Keyboard) for PC98 keyboard technical infos.
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2021-09-17 14:16:45 +09:00
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2013-02-23 01:15:03 +09:00
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Connector
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---------
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2018-07-23 09:53:35 +09:00
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On host/converter:
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2013-02-22 09:53:46 +09:00
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2013-02-23 01:15:03 +09:00
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8Pin mini DIN
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___ ___
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/ |_| \
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/ 8 7 6 \
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| 5 4 3 |
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\_ 2 1 _/
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2018-06-07 17:29:13 +09:00
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\_____/
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2013-02-23 01:15:03 +09:00
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(receptacle)
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2013-02-22 09:53:46 +09:00
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2023-06-13 15:32:40 +09:00
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Pin mini DIN AVR Pins
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2013-02-22 09:53:46 +09:00
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----------------------------------
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2014-04-25 15:16:12 +09:00
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1 ~RST(TXD) PD3
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2013-02-22 09:53:46 +09:00
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2 GND GND
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2013-02-23 01:15:03 +09:00
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3 ~RDY PD4
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4 RXD PD2
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2018-08-19 08:39:41 +09:00
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5 ~RTY PD1
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2018-06-07 17:29:13 +09:00
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6 NC
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7 NC
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2013-02-22 09:53:46 +09:00
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8 5V VCC
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2013-02-23 01:15:03 +09:00
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2020-12-09 13:16:03 +09:00
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Prebilt Firmware
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----------------
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Prebuilt firmware HEX files are available under 'binary' directory.
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2013-02-22 09:53:46 +09:00
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Build Firmware
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--------------
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2023-06-13 15:32:40 +09:00
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### TMK PC98 Converter
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2020-12-09 13:16:03 +09:00
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Just use 'make' to bild firmware for TMK PC98 converter(ATMega32u2).
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2013-02-23 01:15:03 +09:00
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2018-07-23 09:53:35 +09:00
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$ make clean
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2013-02-22 09:53:46 +09:00
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$ make
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2013-02-23 01:15:03 +09:00
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2020-12-09 13:16:03 +09:00
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To flash firmware run this command
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2018-07-23 09:53:35 +09:00
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$ make dfu
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2021-09-17 14:16:45 +09:00
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then push button on the converter to flash firmware.
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2018-07-23 09:53:35 +09:00
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2023-06-13 15:32:40 +09:00
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### Ohter boards
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2020-12-09 13:16:03 +09:00
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If you are using ATMega32u4 based board use following commands to get firmware HEX file.
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2018-09-08 09:34:50 +09:00
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$ make -f Makefile.32u4 clean
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$ make -f Makefile.32u4
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2020-12-09 13:16:03 +09:00
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And flash it on your board using specific program method.
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2018-09-08 09:34:50 +09:00
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2018-07-23 09:53:35 +09:00
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Raku Raku keyboard support
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--------------------------
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2023-06-13 15:32:40 +09:00
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This is not supported actively anymore.
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2018-07-23 09:53:35 +09:00
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NEC PC-9801-98-S02 - raku raku keyboard:
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https://deskthority.net/photos-f62/nec-pc-9801-98-s02-t5212.html
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To build firmware for the keyboard
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$ make KEYMAP=rakuraku clean
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$ make KEYMAP=rakuraku
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$ make KEYMAP=rakuraku dfu
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2023-06-13 15:32:40 +09:00
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Its scan code map is very different from standard types.
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See `unimap_trans.h` and `unimap_rakuraku.c`.
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