NOP5
Source Format:
Operation:
OP-Code:
Type:
Clock Cycles:
Flag:
Description:
Example:
NOP7
Source Format:
Operation:
OP-Code:
Type:
Clock Cycles:
Flag:
Description:
Example:
S1C6200/6200A CORE CPU MANUAL
No operation for 5 clock cycles
NOP5
No operation (5 clock cycles)
1 1 1 1 1 1 1 1
MSB
VI
5
C –
Not affected
Z –
Not affected
D –
Not affected
I –
Not affected
Increments the program counter by 1. Has no other effect for 5 clock cycles.
PCB
0
PCP
0011
PCS
0001 0011
No operation for 7 clock cycles
NOP7
No operation (7 clock cycles)
1 1 1 1 1 1 1 1
MSB
VI
7
C –
Not affected
Z –
Not affected
D –
Not affected
I –
Not affected
Increments the program counter by 1. Has no other effect for 7 clock cycles.
PCB
0
PCP
1010
PCS
1001 1001
1 0 1 1
FFBH
LSB
NOP5
0
0011
0001 0100
1 1 1 1
FFFH
LSB
NOP7
0
1010
1001 1010
EPSON
3 INSTRUCTION SET
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