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參數資料
型號: W77E516
廠商: WINBOND ELECTRONICS CORP
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數: 33/85頁
文件大小: 596K
代理商: W77E516
Preliminary W77E516
Publication Release Date: August 16, 2002
- 33 -
Revision A1
Accumulator
Bit:
7
6
5
4
3
2
1
0
ACC.7
ACC.6
ACC.5
ACC.4
ACC.3
ACC.2
ACC.1
ACC.0
Mnemonic: ACC
Address: E0h
ACC.7
0: The A (or ACC) register is the standard 8052 accumulator.
Extended Interrupt Enable
Bit:
7
6
5
4
3
2
1
0
-
-
-
EWDI
EX5
EX4
EX3
EX2
Mnemonic: EIE
Address: E8h
EIE.7
5: Reserved bits, will read high
EWDI: Enable Watchdog timer interrupt
EX5: External Interrupt 5 Enable.
EX4: External Interrupt 4 Enable.
EX3: External Interrupt 3 Enable.
EX2: External Interrupt 2 Enable.
B Register
Bit:
7
6
5
4
3
2
1
0
B.7
B.6
B.5
B.4
B.3
B.2
B.1
B.0
Mnemonic: B
Address: F0h
B.7
0: The B register is the standard 8052 register that serves as a second accumulator.
Extended Interrupt Priority
Bit:
7
6
5
4
3
2
1
0
-
-
-
PWDI
PX5
PX4
PX3
PX2
Mnemonic: EIP
Address: F8h
EIP.7
5: Reserved bits.
PWDI: Watchdog timer interrupt priority.
PX5: External Interrupt 5 Priority. 0 = Low priority, 1 = High priority.
PX4: External Interrupt 4 Priority. 0 = Low priority, 1 = High priority.
PX3: External Interrupt 3 Priority. 0 = Low priority, 1 = High priority.
PX2: External Interrupt 2 Priority. 0 = Low priority, 1 = High priority.
相關PDF資料
PDF描述
W77E516-25 8-BIT MICROCONTROLLER
W77E516-40 8-BIT MICROCONTROLLER
W77E516F-25 8-BIT MICROCONTROLLER
W77E516F-40 8-BIT MICROCONTROLLER
W77E516P-25 8-BIT MICROCONTROLLER
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