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(MESS) mbc200 : notes

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Robbbert 2014-05-20 12:49:45 +00:00
parent d6ad896274
commit c883d7adee
1 changed files with 6 additions and 3 deletions
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9
src/mess/drivers/mbc200.c
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@ -17,9 +17,12 @@
- RS-232C 25pin connector
TODO:
- Master-Slave hand-shaking thru PPI8255 doesn't work properly
(checks if bit 7 is high on master side, you apparently can't do
that with current core(s)), kludged to work for now.
- Keyboard
- Sound
- CP/M display (it runs into the weeds internally)
- Other connections to the various PPI's
- UART connections
- Any other devices?
2011-10-31 Skeleton driver.
2014-05-18 Made rom get copied into ram, boot code from disk