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參數資料
型號: W741C20X
廠商: WINBOND ELECTRONICS CORP
英文描述: 4-BIT MICROCONTROLLER
中文描述: 4位微控制器
文件頁數: 69/84頁
文件大小: 486K
代理商: W741C20X
Preliminary W741C20X
Publication Release Date: March 1998
- 69 -
Revision A3
Instruction Set Table 2, continued
MOVC R
Move look-up table ROM addressed by TABL and TABH to R
Machine code:
Machine Cycle:
Operation:
Description:
1
0
0
1
1
0
0
1
0
R6
R5
R4
R3
R2
R1
R0
2
WR
[(TABH)
×
10H + (TABL)]
The contents of the look-up table ROM location addressed by TABH and
TABL are loaded to R.
NOP
No Operation
Machine Code:
Machine Cycle:
Operation:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
No Operation
ORL R, ACC
OR R to ACC
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
0
0
1
1
1
0
1
0
0
R6
R5
R4
R3
R2
R1
R0
1
ACC
(R)
(ACC)
The contents of the data memory location addressed by R6 to R0 and the
ACC are ORed and the result is loaded into the ACC.
ZF
ORL WR , #I
OR immediate data to WR
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
0
0
1
1
1
1
1
0
I3
I2
I1
I0
W3 W2 W1 W0
1
ACC
(WR)
I
The contents of the Working Register (WR) and the immediate data I are
ORed and the result is loaded into the ACC.
ZF
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