參數(shù)資料
型號： W741E200
英文描述： 4-Bit Microcontroller
中文描述： 4位微控制器
文件頁數(shù)： 69/84頁
文件大?。?/td> 344K
代理商： W741E200
Preliminary W741E20X
Publication Release Date: March 1998
- 69 -
Revision A1
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:
NOP
Machine Code:
Machine Cycle:
Operation:
ORL R, ACC
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
ORL WR , #I
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
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.
No Operation
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
No Operation
OR R to ACC
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
OR immediate data to WR
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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