Z80 Instruction Set
UM008007-0715
178
Z80 CPU
User Manual
NOP
Operation
—
Op Code
NOP
Operands
None.
Description
The CPU performs no operation during this machine cycle.
Condition Bits Affected
None.
M Cycles
T States
4 MHz E.T.
1
4
1.00
0
0
0
0
0
0
0
0
00