ZiLOG eZ80

eZ80
®
CPU
User Manual
UM007714-0908 CPU Instruction Set
296
The opcode (kk) depends on the condition code being tested. According to the relevant
condition code, the opcode is assembled as indicated in Table 85.
RET.L cc 03 if cc false,
8 if cc true and return
to Z80 Mode,
9 if cc true and return
to ADL Mode
49, kk
RET.L cc 13 if cc false,
8 if cc true and return
to Z80 Mode,
9 if cc true and return
to ADL Mode
5B, kk
Table 85. RET CC Opcode Detail
Condition Relevant Flag Opcode (hex)
NZ (nonzero) Z C0
Z (0) Z C8
NC (no carry) C D0
C (carry) C D8
PO (parity odd) P/V E0
PE (parity even) P/V E8
P (sign positive) S F0
M (sign negative/
minus)
S F8
Mnemonic Operand
ADL
Mode Cycle Opcode (hex)