UPD17073 NEC, UPD17073 Datasheet - Page 207
UPD17073
Manufacturer Part Number
UPD17073
Description
4-BIT SINGLE-CHIP MICROCONTROLLER WITH HARDWARE FOR DIGITAL TUNING SYSTEM
Manufacturer
NEC
Datasheet
1.UPD17073.pdf
(226 pages)
- Current page: 207 of 226
- Download datasheet (2Mb)
21.4 Assembler (AS17K) Embedded Macroinstructions
Transfer
Branch
Subroutine
Interrupt
Others
Embedded
macro
Instruction
Legend
group
flag n : FLG type symbol
< >
: Item in < > can be omitted.
Mnemonic
PUSH
POP
GET
PUT
BR
CALL
RET
RETSK
RETI
EI
DI
STOP
HALT
NOP
SKTn
SKFn
SETn
CLRn
NOTn
INITFLG
Mnemonic
AR
s
AR
DBF, p
p, DBF
addr
@AR
addr
@AR
h
Operand
flag 1, ...flag n
flag 1, ...flag n
flag 1, ...flag n
flag 1, ...flag n
flag 1, ...flag n
<NOT> flag 1,
... <<NOT> flag n>
Operand
SP
AR
DBF
(p)
PC
PC
PC
SP
SP
PC
PC
PC
INTEF
INTEF
STOP
HALT
No operation
10–0
10–0
DBF
SP – 1, ASR
SP – 1, ASR
SP – 1, ASR
ASR, SP
AR
ASR, SP
ASR, SP
ASR, INTR
(p)
addr, PAGE
addr, PAGE
1
0
if (flag 1) to (flag n) = all “1“, then skip
if (flag 1) to (flag n) = all “0“, then skip
(flag 1) to (flag n)
(flag 1) to (flag n)
if (flag n) = “0“, then (flag n)
if (flag n) = “1“, then (flag n)
if description = NOT flag n, then (flag n)
if description = flag n, then (flag n)
SP + 1
SP + 1
SP + 1 and skip
Operation
INTSK, SP
PC, PC
AR
PC, PC
0
1
10–0
1
0
AR
Operation
SP + 1
addr, PAGE
1
0
1
0
OP code
0
PD17072,17073
00111
00111
00111
00111
01100
01101
00111
11100
00111
00111
00111
00111
00111
00111
00111
00111
00111
Instruction code
000 1101 0000
000 1100 0000
000 0100 0000
000 0101 0000
000 1110 0000
001 1110 0000
010 1110 0000
000 1111 0000
001 1111 0000
010 1111
011 1111
100 1111 0000
p
p
H
H
Operand
1011
1010
addr
addr
1
1
1
1
1
1
n
n
n
n
n
n
n
p
p
207
s
h
4
4
4
4
4
4
L
L
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