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ALT3: Difference between revisions
From SnesLab
(ALT3 is not a flag) |
(added basic info) |
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Unlike ALT1 and ALT2 however, ALT3 is only an instruction and not also the name of a flag itself. | Unlike ALT1 and ALT2 however, ALT3 is only an instruction and not also the name of a flag itself. | ||
{| class="wikitable" style="float:right;clear:right;width:40%" | |||
!colspan="8"|Basic Info | |||
|+ | |||
|'''Opcode''' | |||
|'''Length''' | |||
|'''ROM Speed''' | |||
|'''RAM Speed''' | |||
|'''Cache Speed''' | |||
|+ | |||
|3F | |||
|1 byte | |||
|3 cycles | |||
|3 cycles | |||
|1 cycle | |||
|} | |||
{| class="wikitable" style="float:right;clear:right;width:30%" | {| class="wikitable" style="float:right;clear:right;width:30%" | ||
Revision as of 21:50, 5 May 2023
ALT3 is a Super FX flag prefix instruction that sets both the ALT1 and ALT2 flags.
Unlike ALT1 and ALT2 however, ALT3 is only an instruction and not also the name of a flag itself.
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | Length | ROM Speed | RAM Speed | Cache Speed | |||
| 3F | 1 byte | 3 cycles | 3 cycles | 1 cycle | |||
| Flags Clobbered | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 1 | 1 | . | . | . | . | ||