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CLD: Difference between revisions
From SnesLab
(→See Also: CLC, CLV) |
(→External Links: Clark link) |
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* [[Leventhal]] page 3-53 on CLD: https://archive.org/details/6502-assembly-language-programming/page/n102 | * [[Leventhal]] page 3-53 on CLD: https://archive.org/details/6502-assembly-language-programming/page/n102 | ||
* snes9x implementation of CLD: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1434 | * snes9x implementation of CLD: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1434 | ||
* Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#6.4.1 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
Revision as of 01:47, 24 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Implied (type 2) | D8 | 1 byte | 2 cycles | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | 0 | . | . | . | |
CLD is a 65x instruction that clears the decimal mode flag, switching the processor back into binary mode so ADC and SBC will operate normally.
Syntax
CLD
See Also
External Links
- Eyes & Lichty page 442, on CLD: https://archive.org/details/0893037893ProgrammingThe65816/page/442
- Labiak page 131 on CLD: https://archive.org/details/Programming_the_65816/page/n141
- MCS6500 Manual page 27 on CLD: https://archive.org/details/mos_microcomputers_programming_manual/page/n42
- Carr page 254 on CLD: https://archive.org/details/6502UsersManual/page/n267
- Leventhal page 3-53 on CLD: https://archive.org/details/6502-assembly-language-programming/page/n102
- snes9x implementation of CLD: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1434
- Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#6.4.1