UPD6P8 NEC [NEC], UPD6P8 Datasheet - Page 45

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

Branch Instructions
Subroutine Instructions
Mnemonic
Mnemonic
JMP
JC
JNC
JF
JNF
CALL
RET
Caution 0 and 4, which refer to PAGE0 and 4, are not written when describing mnemonics.
Caution 0 and 4, which refer to PAGE0 and 4, are not written when describing mnemonics.
addr (Page 0) E8F1
addr (Page 1) E9F1
addr (Page 2) E8F4
addr (Page 3) E9F4
addr (Page 0) ECF1
addr (Page 1) EAF1
addr (Page 2) ECF4
addr (Page 3) EAF4
addr (Page 0) EDF1
addr (Page 1) EBF1
addr (Page 2) EDF4
addr (Page 3) EBF4
addr (Page 0) EEF1
addr (Page 1) F0F1
addr (Page 2) EEF4
addr (Page 3) F0F4
addr (Page 0) EFF1
addr (Page 1) F1F1
addr (Page 2) EFF4
addr (Page 3) F1F4
addr (Page 0) E6F2
addr (Page 1) E6F2
addr (Page 2) E6F2
addr (Page 3) E6F2
Operand
Operand
1st Word
1st Word
E8F2
Instruction Code
Instruction Code
2nd Word
2nd Word
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
addr
E8F1
E9F1
E8F4
E9F4
3rd Word
3rd Word
addr
addr
addr
addr
Data Sheet U17848EJ3V0DS
PC ← addr
if CY = 1
else PC ← PC + 2
if CY = 0
else PC ← PC + 2
if F = 1
else PC ← PC + 2
if F = 0
else PC ← PC + 2
SP ← SP + 1, ASR ← PC, PC ← addr
PC ← ASR, SP ← SP – 1
PC ← addr
PC ← addr
PC ← addr
PC ← addr
Operation
Operation
µ PD6P8, 6P8A, 6P8B
Instruction
Instruction
2
3
1
Length
Length
Instruction
Instruction
1
2
1
Cycle
Cycle
45