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PHB
From SnesLab
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Stack | 8B | 1 byte | 3 cycles | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | . | . | . | |
PHB (PusH data Bank register) is a 65c816 instruction that pushes the value of the data bank register to the stack. PHB always pushes one byte. The stack pointer is decremented by one and ends up pointing directly below the byte pushed.
No flags are affected.
See Also
External Links
- Eyes & Lichty page 477, on PHB: https://archive.org/details/0893037893ProgrammingThe65816/page/n503
- Labiak page 161 on PHB: https://archive.org/details/Programming_the_65816/page/n171