FF7/Field/Script/Opcodes/97 DEC

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  • 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.

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