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20 lines
711 B
Plaintext
20 lines
711 B
Plaintext
CPU:
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- Decrementing 0 with the DEC/DEY/DEX operations should result in 0xff(8-bit)
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or 0xffff(16-bit).
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- Stack operations and stack support in general
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- Subroutines
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- Comparisons and branching
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- LDY and LDX must behave properly in 8-bit mode when x bit in the p status
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register is set to one
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- Accumulator must behave properly when in 8-bit mode
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- Emulation mode support in general.
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- Have each operation return the number of cycles used by the execute function.
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- Implement the rest of the missing operations.
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Memory:
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- Banks
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- ROM protection
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- Memory mapped I/O
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Display:
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- Using the html page included provide a nice interface for using the cpu
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emulator and provide many features helpful for debugging
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