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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: 47/84頁
文件大小: 486K
代理商: W741C20X
Preliminary W741C20X
Publication Release Date: March 1998
- 47 -
Revision A3
Instruction Set Table 2, continued
DSKZ R
Decrement R content then skip if
ACC is zero
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
0
1
0
0
1
0
0
0
0
R6
R5
R4
R3
R2
R1
R0
1
ACC, R
(R) - 1;
PC
(PC) + 2 if ACC = 0
Decrement the data memory content and load result into the ACC and the
data memory. If ACC = 0, the program counter is incremented by 2 and
produces a skip.
CF & ZF
EN INT
Enable Interrupt function
Machine Code:
Machine Cycle:
Operation:
Description:
0
1
0
1
0
0
0
0
1
1
0
0
0
0
0
0
1
Enable interrupt function
This instruction enables the interrupt function.
HOLD
Enter the HOLD mode
Machine Code:
Machine Cycle:
Operation:
Description:
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
Enter the HOLD mode
The following two conditions cause the HOLD mode to be released.
(1) An interrupt is accepted.
(2) The HOLD release condition specified by the HEF is met.
In HOLD mode, when an interrupt is accepted the HOLD mode will be
released and the interrupt service routine will be executed. After
completing the interrupt service routine by executing the RTN instruction,
the
μ
C will enter HOLD mode again.
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相關代理商/技術參數
參數描述
W741C250 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
W741C260 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
W741E200 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
W741E201 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT FLASH MICROCONTROLLER
W741E202 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT FLASH MICROCONTROLLER