UPD6P8 NEC [NEC], UPD6P8 Datasheet - Page 50

• Manufacturer Part Number: UPD6P8
• Description: MOS INTEGRATED CIRCUIT 4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROL TRANSMISSION
• Manufacturer: NEC [NEC]

10.5 I/O Instructions
50
IN A, P0n
IN A, P1n
OUT P0n, A
OUT P1n, A
ANL A, P0n
ANL A, P1n
ORL A, P0n
ORL A, P1n
XRL A, P0n
XRL A, P1n
<1> Instruction code:
<2> Cycle count:
<3> Function:
<1> Instruction code:
<2> Cycle count:
<3> Function:
<1> Instruction code:
<2> Cycle count:
<3> Function:
<1> Instruction code:
<2> Cycle count:
<3> Function:
<1> Instruction code:
<2> Cycle count:
<3> Function:
The port Pmn data is loaded (read) onto the accumulator.
The accumulator contents are transferred to port Pmn to be latched.
The accumulator contents and the port Pmn contents are ANDed and the results are entered in the
accumulator.
The accumulator contents and the port Pmn contents are ORed and the results are entered in the
accumulator.
The accumulator contents and the port Pmn contents are exclusive-ORed and the results are entered
in the accumulator.
1
(A) ← (Pmn) m = 0, 1 n = 0, 1, 3, 4
CY ← 0
1
(Pmn) ← (A) m = 0, 1 n = 0, 1, 3, 4
1
(A) ← (A)
CY ← A
1
(A) ← (A) ∨ (Pmn) m = 0, 1 n = 0, 1, 3, 4
CY ← 0
1
(A) ← (A) ∨ (Pmn) m = 0, 1 n = 0, 1, 3, 4
CY ← A
1 1 1 1 P
0 0 1 0 P
1 1 0 1 P
1 1 1 0 P
1 0 1 0 P
3
3
4
4
4
• Pmn
4
4
• Pmn
1 1 P
1 1 P
1 1 P
1 1 P
1 1 P
(Pmn) m = 0, 1 n = 0, 1, 3, 4
Data Sheet U17848EJ3V0DS
2
2
2
2
2
P
P
P
P
P
1
1
1
1
1
P
P
P
P
P
0
0
0
0
0
µ PD6P8, 6P8A, 6P8B