FF7/Field/Script/Opcodes/97 DEC
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Revision as of 12:34, 4 April 2018 by my_wiki>BukTop (2 revisions imported)
- Opcode: 0x97
- Short name: DEC
- Long name: Decrement (8-bit)
Memory layout
| 0x97 | B | A |
|---|
Arguments
- const UByte B: Destination bank.
- const UByte A: Address.
Description
Decrements the 8-bit value found at bank B, address A. If the value is 0x00, it will roll over to 0xFF. If you specify a 16-bit bank, only the lower byte will be decremented, and if the lower byte is 0x00, the higher byte will be unaffected whilst the lower byte will return to 0xFF.
