9112 pinout
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MMC3 clone, model 9112
.--\/--. (r) CHR A10 <- |01 40| -- VCC (f) PPU A12 -> |02 39| -> CHR A16 (r) (f) PPU A11 -> |03 38| -> CHR A11 (r) (f) PPU A10 -> |04 37| -> PRG RAM /WE (w) ? (r) CHR A13 <- |05 36| -> PRG RAM +CE (w) ? (r) CHR A14 <- |06 35| <- CPU D3 (fr) (r) CHR A12 <- |07 34| <- CPU D2 (fr) (f) CIRAM A10 <- |08 33| <- CPU D4 (fr) (r) CHR A15 <- |09 32| <- CPU D1 (fr) (r) CHR A17 <- |10 31| <- CPU D5 (fr) (f) /IRQ -> |11 30| <- CPU D0 (fr) (f) /ROMSEL <- |12 29| <- CPU D6 (fr) (f) R/W -> |13 28| <- CPU A0 (fr) (r) PRG A15 <- |14 27| <- CPU D7 (fr) (r) PRG A13 <- |15 26| -> PRG RAM /CE (w) ? (f) CPU A14 -> |16 25| <- M2 (f) (r) PRG A16 <- |17 24| -> PRG /CE (r) (r) PRG A14 <- |18 23| ?? (r) PRG A18 <- |19 22| -> PRG A17 (r) GND -- |20 21| <- CPU A13 (f) '------'
ps.: Pinout VERY similar to OEM MMC3.
PRG RAM pins needs confirmation.