DEZ DEZ Decrement index Z by one DEZ Operation: Z - 1 -> Z N V - B D I Z C / . . . . . / . 4510 Versions: +----------------+-----------------------+---------+---------+----------+ | Addressing Mode| Assembly Language Form| OP CODE |No. Bytes|No. Cycles| +----------------+-----------------------+---------+---------+----------+ | Implied | DEZ | $3B | 1 | 1s | +----------------+-----------------------+---------+---------+----------+ s Instruction requires 2 cycles when CPU is run at 1 MHz or 2 MHZ