INES Mapper 240
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Here are Disch's original notes: ======================== = Mapper 240 = ======================== Example Games: -------------------------- Jing Ke Xin Zhuan Sheng Huo Lie Zhuan Registers: -------------------------- $4020-5FFF: [PPPP CCCC] P = Selects 32k PRG @ $8000 C = Selects 8k CHR @ $0000
This is two similar PCBs with subtly different addresses for the register.
Jing Ke Xin Zhuan (荊軻新傳) decodes the register as: (ADDRESS & $E800) == $4800
Sheng Huo Lie Zhuan (聖火列傳) decodes the register as: (ADDRESS & $E100) == $4100
Both boards add PRG RAM at the usual $6000