nsc800 National Semiconductor Corporation, nsc800 Datasheet - Page 46

• Manufacturer Part Number: nsc800
• Description: Nsc800tm High-performance Low-power Cmos Microprocessor
• Manufacturer: National Semiconductor Corporation

12 9 Rotate and Shift
Timing
Addressing Mode
Timing
Addressing Mode
(Note RRCA does not affect S Z or P V flags )
RR
Rotate register r right through carry
Timing
Addressing Mode
Timing
Addressing Mode
(Note RRA does not affect S Z or P V flags )
SLA
Shift register r left arithmetric
7
1
0
7
0
7
0
7
1
0
6
1
0
6
0
6
0
6
1
0
r
5
0
0
5
0
5
0
r
5
0
0
4
0
0
4
0
4
1
4
0
1
3
1
1
3
1
3
1
2
0
2
1
2
1
3
1
1
P V Set if result parity is even
1
1
1
1
1
1
r
H Reset
N Reset
C Set according to bit 0 of r
H Reset
S Set if result is negative
Z Set if result is zero
2
0
S Set if result is negative
Z Set if result is zero
0
1
0
1
0
1
M cycles
T states
Register
M cycles
T states
Implied
M cycles
T states
Register
M cycles
T states
Implied
1
0
r
RRC r
(Note alternate for
A register below)
RRCA
RRA
0
1
(Continued)
RR r
(Note alternate for
A register below)
8 (4 4)
4
8 (4 4)
4
2
1
2
1
TL C 5171–60
TL C 5171–61
46
Timing
Addressing Mode
SRA
Shift register r right arithmetic
Timing
Addressing Mode
SRL
Shift register r right logical
Timing
Addressing Mode
7
1
0
7
1
0
7
1
0
6
1
0
6
1
0
6
1
0
5
0
1
5
0
1
r
5
0
1
r
4
0
0
4
0
0
4
0
1
3
1
0
3
1
1
3
1
1
2
0
2
0
2
0
P V Set if result parity is even
P V Set if result parity is even
P V Set if result parity is even
1
1
1
1
1
1
r
r
r
N Reset
N Reset
N Reset
C Set according to bit 7 of r
S Set if result is negative
H Reset
C Set according to bit 0 of r
S Reset
H Reset
C Set according to bit 0 of r
Z Set if result is zero
Z Set if result is zero
M cycles
T states
Register
M cycles
T states
Register
M cycles
T states
Register
0
1
0
1
0
1
8 (4 4)
8 (4 4)
8 (4 4)
2
2
2
TL C 5171 – 62
TL C 5171 – 63