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MOS 6502
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02:01, 5 September 2024
/* BRK / IRQ / NMI / RESET */
All I/O operations are memory-mapped. There are no port-based I/O instructions.
===
BRK /
IRQ / NMI
/ BRK
/ RESET ===
On a RESET, the CPU loads the vector from $FFFC/$FFFD into the program counter and continues fetching instructions from there.
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