2.2.41 NOP
NOP (No OPeration)
No Operation
Operation
PC + 2
→
PC
Assembly-Language Format
NOP
Operand Size
—
Condition Code
H: Previous value remains unchanged.
N: Previous value remains unchanged.
Z:
Previous value remains unchanged.
V: Previous value remains unchanged.
C: Previous value remains unchanged.
I
UI
H
U
N
Z
V
C
—
—
—
—
—
—
—
—
Description
This instruction only increments the program counter, causing the next instruction to be executed.
The internal state of the CPU does not change.
Available Registers
—
Operand Format and Number of States Required for Execution
Notes
Instruction Format
1st byte
2nd byte
3rd byte
4th byte
—
NOP
0
0
0
0
2
No. of
States
Addressing
Mode
Mnemonic
Operands
135