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DEC: Difference between revisions

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(added other cycle penalty)
(linkify absolute)
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|2 cycles
|2 cycles
|+
|+
|absolute
|[[Absolute]]
|CE
|CE
|3 bytes
|3 bytes

Revision as of 05:17, 20 November 2023

Basic Info
Addressing Mode Opcode Length Speed
accumulator 3A 1 byte 2 cycles
Absolute CE 3 bytes 6 cycles*
direct page C6 2 bytes 5 cycles*
absolute indexed X DE 3 bytes 7 cycles*
direct page indexed X D6 2 bytes 6 cycles*
Flags Affected
N V M X D I Z C
. . . . . .

DEC (Decrement) is a 65x instruction that decrements the value in the location specified by the operand.

Cycle Penalties

See Also

External Links