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ASL: Difference between revisions

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{| class="wikitable" style="float:right;clear:right;width:30%"
{| class="wikitable" style="float:right;clear:right;width:30%"
!colspan="9"|Flags Clobbered
!colspan="9"|Flags Affected
|+
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|N
|N

Revision as of 20:34, 19 November 2023

Basic Info
Addressing Mode Opcode Length Speed
accumulator 0A 1 byte 2 cycles
absolute 0E 3 bytes 6 cycles
direct page 06 2 bytes 5 cycles
absolute indexed X 1E 3 bytes 7 cycles
direct page indexed X 16 2 bytes 6 cycles
Flags Affected
N V M X D I Z C
. . . . .

ASL (Arithmetic Shift Left) is a 65x instruction that shifts a value by left one bit (multiplication by two). The most significant bit is shifted into the carry flag. The least significant bit becomes a zero.

See Also

External Links