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參數資料
型號: W741C260
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT Microcontroller(多次可編程4位的微控制器)
中文描述: 4-BIT, MROM, 4.19 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數: 83/92頁
文件大小: 488K
代理商: W741C260
W741C260
Publication Release Date: March 1998
- 83 -
Revision A3
Instruction Set Table 2, continued
SBCR R, ACC
Subtract ACC from R with Borrow
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
0
0
0
1
0
1
1
0
R6
R5
R4
R3
R2
R1
R0
0
1
ACC, R
(R) - (ACC) - (CF)
The contents of the ACC and CF are binary subtracted from the contents of
the data memory location addressed by R6 to R0 and the result is placed in
the ACC and the data memory.
CF & ZF
SBCR WR, #I
Subtract immediate data from WR with Borrow
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
0
0
0
0
1
1
1
1
I3
I2
I1
I0
W3 W2 W1 W0
1
ACC, R
(WR) - I - (CF)
The immediate data I and CF are binary subtracted from the contents of
the WR and the result is placed in the ACC and the WR.
CF & ZF
SET CF
Set CF
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
0
1
0
1
0
0
0
0
0
1
0
0
0
0
0
0
1
Set CF
Set Carry Flag to 1.
CF
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