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參數(shù)資料
| 型號(hào)： | W741E260 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 4-BIT FLASH MICROCONTROLLER |
| 中文描述： | 4-BIT, FLASH, 4.19 MHz, MICROCONTROLLER, PQFP80 |
| 封裝： | QFP-80 |
| 文件頁(yè)數(shù)： | 86/94頁(yè) |
| 文件大?。?/td> | 554K |
| 代理商： | W741E260 |
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W741E260
- 86 -
Instruction Set Table 2, continued
SBC R, ACC
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
SBC WR, #I
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
SBCR R, ACC
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
Subtract ACC from R with Borrow
0
0
0
1
0
1
0
0
R6
R5
R4
R3
R2
R1
R0
0
1
ACC
←
(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 loaded
into the ACC.
CF & ZF
Subtract immediate data from WR with Borrow
0
0
0
0
1
1
1
0
I3
I2
I1
I0
W3 W2 W1 W0
1
ACC
←
(WR) - I - (CF)
The immediate data I and CF are binary subtracted from the contents of the
WR and the result is loaded into the ACC.
CF & ZF
Subtract ACC from R with Borrow
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
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