UPD77115A データシートの表示（PDF） - NEC => Renesas Technology
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UPD77115A Datasheet PDF : 56 Pages
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µPD77115, 77115A
Instruc-
tion
Instruction
Name
Mnemonic
Branch Jump
Register
indirect jump
Subroutine
call
JMP imm
JMP dp
CALL imm
Register
CALL dp
indirect
subroutine call
Return
RET
Interrupt
return
RETI
Hard-
ware
loop
Repeat
REP count
Loop
LOOP count
(instruction of two or
more lines)
Loop pop
LPOP
Control No operation
Halt
Stop
NOP
HALT
STOP
Condition
Forget
interrupt
IF (ro cond)
FINT
Operation
PC ← imm
PC ← dp
Instructions Simultaneously Written
Flag
Imme-
Trino- Bino- Unino- Load/ Trans-
Bran-
Cont-
diate
Loop
OV
mial mial minal store fer
ch
rol
value
å
å
SP ← SP + 1
STK ← PC + 1
PC ← imm
SP ← SP + 1
STK ← PC + 1
PC ← dp
PC ← STK
SP ← SP − 1
PC ← STK
STK ← SP − 1
Recovery of interrupt
enable flag
Start
During repeat
End
RC ← count
RF ← 0
PC ← PC
RC ← RC − 1
PC ← PC + 1
RF ← 1
Start
During repeat
End
RC ← count
RF ← 0
PC ← PC
RC ← RC − 1
PC ← PC + 1
RF ← 1
LC ← LSR3
LE ← LSR2
LS ← LSR1
LSP ← LSP − 1
PC ← PC + 1
CPU stops.
CPU, PLL, and
OSC stop
Condition test
Discard interrupt
request
å
å
å
å
•
•
•
•
•
•
√
√
√
•
•
Data Sheet U14867EJ5V0DS
31
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