1 PC98 to USB keyboard protocol converter
2 =======================================
3 Target MCU is ATMega32u2 but other USB capable AVR will also work.
19 Wiring: You can change this with editing config.h.
22 ----------------------------------
37 Signal: Asynchronous, Positive logic, 19200baud, Least bit first
38 Frame format: 1-Start bit(Lo), 8-Data bits, Odd-Parity, 1-Stop bit
49 Then, load the binary to MCU with your favorite programmer.
53 Other PC98 converter projects and resource
54 ------------------------------------------
56 http://davy.nyacom.net/kbd98usb/
59 http://www.tsp.ne.jp/~sawada/mago/c_gka98at.htm
60 http://www.tsp.ne.jp/~sawada/mago/src/gka98at.asm
63 http://ixsvr.dyndns.org/usb2pc98
65 NEC PC-9801-98-S02 - raku raku keyboard:
66 https://deskthority.net/photos-f62/nec-pc-9801-98-s02-t5212.html
70 PC98 keyboard commands
71 ----------------------
72 http://www.webtech.co.jp/company/doc/undocumented_mem/io_kb.txt
74 response from keyboard:
78 Inhibit repeating key: