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Tetris + Cherry Master (+K, Canada Version, encrypted) hidden

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switch documentation... [Ioannis Bampoulas]
This commit is contained in:
RobertoFresca 2016-05-29 16:29:44 -03:00
parent 0e7755c88c
commit 9520558af1
1 changed files with 12 additions and 3 deletions
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15
src/mame/drivers/goldstar.cpp
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@ -13961,11 +13961,20 @@ ROM_END
Probably tracing pin connections to the HX881 will confirm it. Probably tracing pin connections to the HX881 will confirm it.
You can switch the games pulsing their respective hidden buttons.
Hidden Switch: Hidden Switch:
Unknown, yet... You can enter Cherry Master mode in same way like other Tetris versions.
One wire goes to edge connector 35 + 36 (solder side), putting PPI (u34)
pin 14 (PC0) to GND (needed to get the switch working).
One button adds GND to the edge connector 8 (solder side):
PPI pin 18 (PB0), to switch to Tetris game.
The other button, adds GND to the edge connector 7 (solder side):
PPI pin 19 (PB1), to switch to Cherry Master game.
Need proper implementation.
*/ */
ROM_START( cmtetrsb ) ROM_START( cmtetrsb )