UPD77016 NEC, UPD77016 Datasheet - Page 28

• Manufacturer Part Number: UPD77016
• Description: 16 bits/ Fixed-point Digital Signal Processor
• Manufacturer: NEC

Branch
Control
Hardware
loop
Jump
Inter-register indirect jump
Subroutine call
Inter-register indirect
subroutine call
Return
Return from interrupt
Repeat
Loop
Loop pop
No operation
Halt
If
Forget interrupt
Name
JMP imm
JMP dp
CALL imm
CALL dp
RET
RETI
REP count
LOOP count
(Mnemonics more than two lines)
LPOP
NOP
HALT
IF (ro cond)
FINT
Mnemonic
PC
PC
SP
STK
PC
SP
STK
PC
PC
SP
PC
STK
interrupt enable flag
start
repeat
end
start
repeat
end
LC
LE
LS
LSP
PC
CPU stop
Conditional judge
Forget interrupt request
LSR2
LSR1
SP + 1
SP + 1
SP – 1
LSR3
imm
dp
imm
dp
STK
STK
PC + 1
PC +
PC + 1
SP – 1 Restore the
LSP–1
RC
RF
RC
RF
PC
RC
PC
RF
RC
RF
PC
PC
Operation
0
PC
PC + 1
1
0
PC
PC + 1
1
count
RC – 1
count
RC – 1
TRI.
DYAD. MONAD.
Concurrent Writing Processing
Load/
store
TRANS. IMM.
BR. LOOP.
CTL. OV
Flag