參數(shù)資料
型號(hào): SDA20C440
廠商: SIEMENS A G
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PQFP80
封裝: PLASTIC, MQFP-80
文件頁(yè)數(shù): 40/55頁(yè)
文件大?。?/td> 990K
代理商: SDA20C440
SDA 20C440
Semiconductor Group
45
Program and Machine Control Operations (cont’d)
2.10.4 Instruction Opcodes in Hexadecimal Order
Mnemonic
Description
Byte
Clocks
CJD
Rn,data,disp
Compare Immediate to Register and Jump if Not Equal 3
12
CJD
(Ra),data,disp Compare Immediate to Indirect and Jump if Not Equal
3
13
DJNZ
Rn,disp
Decrement Register and Jump if Not Zero
2
9
DJNZ
adr,disp
Decrement Direct and Jump if Not Zero
3
13
NOP
No Operation
1
3
Hex
Code
Number
of Bytes
Mnemonic
Operands
Flags
POV
AC
C
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
10
11
12
13
14
15
16
17
18
19
1A
1B
1C
1D
1E
1
2
3
1
2
1
3
2
3
1
2
1
NOP
PJP
JP
RR
INC
JBCL
PCALL
CALL
RRC
DEC
adr
wadr
A
adr
(R0)
(R1)
R0
R1
R2
R3
R4
R5
R6
R7
bit adr,disp
adr
wadr
A
adr
(R0)
(R1)
R0
R1
R2
R3
R4
R5
R6
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