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ssystem3: another note (nw)

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hap 2019-08-24 16:54:04 +02:00
parent 80154bebf8
commit 807a6b5384
1 changed files with 3 additions and 1 deletions
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src/mame/drivers/saitek_ssystem3.cpp
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@ -51,13 +51,15 @@ TODO:
- LCD TC pin? connects to the display, source is a 50hz timer(from power supply),
probably to keep refreshing the LCD when inactive, there is no need to emulate it
- dump/add chessboard lcd and printer unit
- dump/add 1980 program revision
- dump/add 1980 program revision, were the BTANB fixed?
- add memory unit
BTANB:
- If the TIME switch is held up, it will sometimes recognize the wrong input when
another button is pressed. I assume they noticed this bug too late and tried to
lessen the chance by adding a spring to the switch.
- Similar to the TIME switch bug, pressing 2 buttons simultaneously can cause it
to malfunction, eg. press A+CE or C+CE and an "8" appears in the display.
******************************************************************************/