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CLI: Difference between revisions
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'''CLI''' is a 65x instruction that clears the [[interrupt disable flag]], which enables maskable interrupts. To handle nested interrupts, a CLI is required. | '''CLI''' is a 65x instruction that clears the [[interrupt disable flag]], which enables maskable interrupts. To handle nested interrupts, a CLI is required. | ||
No other flags are affected. | |||
==== Syntax ==== | ==== Syntax ==== | ||
Revision as of 23:12, 8 August 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Implied (type 2) | 58 | 1 byte | 2 cycles | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | 0 | . | . | |
CLI is a 65x instruction that clears the interrupt disable flag, which enables maskable interrupts. To handle nested interrupts, a CLI is required.
No other flags are affected.
Syntax
CLI
See Also
External Links
- Eyes & Lichty, page 443 on CLI
- Labiak, page 132 on CLI
- 3.2.2 on MCS6500 Manual, page 26 on CLI
- Carr, page 254 on CLI
- Leventhal, page 3-54 on CLI
- snes9x implementation of CLI: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1434