pc98_usb: Update README
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@ -5,6 +5,7 @@ Target MCU is ATMega32u2 but other USB capable AVR will also work.
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Connector
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---------
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On host/converter:
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8Pin mini DIN
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___ ___
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@ -41,12 +42,99 @@ Frame format: 1-Start bit(Lo), 8-Data bits, Odd-Parity, 1-Stop bit
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Build Firmware
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--------------
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Just use 'make'
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Just use 'make' to bild firmware
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$ cd pc98_usb
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$ make clean
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$ make
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Then, load the binary to MCU with your favorite programmer.
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To flash firmware
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$ make dfu
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then push button on converter to flash firmware.
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PC98 Scan Codes
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---------------
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,---. ,---. ,------------------------. ,------------------------. ,------------------------.
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|Pau| |PrS| | F1 | F2 | F3 | F4 | F5 | | F6 | F7 | F8 | F9 | F10| | F11| F12| F13| F14| F15|
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`---' `---' `------------------------' `------------------------' `------------------------'
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,-------------------------------------------------------------. ,-------. ,---------------.
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| Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =|JPY|Bspc| |Ins|Del| |Hom|End| -| /|
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|-------------------------------------------------------------| |-------| |---------------|
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| Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]| | |PgD|PgU| | 7| 8| 9| *|
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|-------------------------------------------------------`Enter| |-------| |---------------|
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|Ctl|Cap| A| S| D| F| G| H| J| K| L| ;| '| \| | | Up | | 4| 5| 6| +|
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|-------------------------------------------------------------| |-------| |---------------|
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| Shift | Z| X| C| V| B| N| M| ,| .| /| RO| Shift | |Lef|Rig| | 1| 2| 3| =|
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`-------------------------------------------------------------' |-------| |---------------|
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^3|Kana|Gui|Alt|MHEN| Space |HENK|Alt|Gui|App|^2 | Down | | 0| ,| .| ^1|
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`-------------------------------------------------------' `-------' `---------------'
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^1: Enter on keypad is identical to Enter on alphanumeric portion.
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^2: Right Alt is ALT on DIGITAL WAVE Dboard while Menu on PC-9821 keyboard.
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App is HOME key on PC98XL keyboard.
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^3: Caps and Kana are locking keys, either mechanically or by firmware emulation.
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,---. ,---. ,------------------------. ,------------------------. ,------------------------.
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| 60| | 61| | 62 | 63 | 64 | 65 | 66 | | 67 | 68 | 69 | 6A | 6B | | 52 | 53 | 54 | 55 | 56 |
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`---' `---' `------------------------' `------------------------' `------------------------'
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,-------------------------------------------------------------. ,-------. ,---------------.
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| 00 | 01| 02| 03| 04| 05| 06| 07| 08| 09| 0A| 0B| 0C| 0D| 0E | | 38| 39| | 3E| 3F| 4D| 41|
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|-------------------------------------------------------------| |-------| |---------------|
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| 0F | 10| 11| 12| 13| 14| 15| 16| 17| 18| 19| 1A| 1B| | | 36| 37| | 42| 43| 44| 45|
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|-------------------------------------------------------` 1C | |-------| |---------------|
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| 74| 71| 1D| 1E| 1F| 20| 21| 22| 23| 24| 25| 26| 27| 28| | | 3A | | 46| 47| 48| 49|
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|-------------------------------------------------------------| |-------| |---------------|
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| 70 | 29| 2A| 2B| 2C| 2D| 2E| 2F| 30| 31| 32| 33| 70/7D | | 3B| 3C| | 4A| 4B| 4C| 4D|
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`-------------------------------------------------------------' |-------| |---------------|
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| 72 | 77| 73| 51 | 34 | 35 | 79| 78| 5E| | 3D | | 4E| 4F| 50| 1C|
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`-------------------------------------------------------' `-------' `---------------'
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5E: HOME on PC98XL keyboard
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79: ALT on DIGITAL WAVE Dboard
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77,78,79: Left Win, right Win and Application on PC-9821 keyboard
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PC98 keyboard commands
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----------------------
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http://www.webtech.co.jp/company/doc/undocumented_mem/io_kb.txt
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response from keyboard:
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FAh: ACK
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FCh: NACK
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Inhibit repeating key:
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9Ch, 70h
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LED control:
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9Dh 7xh
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second byte:
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0111 xxxx
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|||`- NumLock
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||`-- ?
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|`--- CapsLock
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`---- Kana
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Enabling Win and App key on PC-9821 keyboard:
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95h, 03h
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Raku Raku keyboard support
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--------------------------
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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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Its scan code map is very different from standard types. This is not tested.
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@ -61,29 +149,3 @@ http://www.tsp.ne.jp/~sawada/mago/src/gka98at.asm
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scan code:
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http://ixsvr.dyndns.org/usb2pc98
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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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PC98 keyboard commands
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----------------------
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http://www.webtech.co.jp/company/doc/undocumented_mem/io_kb.txt
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response from keyboard:
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FAh: ACK
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FCh: NACK
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Inhibit repeating key:
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0x9C, 0x70
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LED control:
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9Dh 7xh
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second byte:
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0111 xxxx
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|||`- NumLock
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||`-- ?
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|`--- CapsLock
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`---- Kana
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