參數(shù)資料
型號： W921E400
廠商： WINBOND ELECTRONICS CORP
英文描述： 4-Bit Microcontroller(4位微控制器)
中文描述： 4位微控制器（4位微控制器）
文件頁數(shù)： 15/53頁
文件大?。?/td> 394K
代理商： W921E400
W921E400A/W921C400
Publication Release Date: July 1999
- 15 -
Revision A3
P5IO register: (address = 011H, default data = 0H)
b3
b2
b1
b0
0:
1:
Normal I/O P5.1
Work as the timer 2 control pin
Reserved
Reserved
Reserved
P6.0 to P6.3: Multi-function I/O pins (selected by P6IO register)
Normal function I/O pins
Special function I/O pins
P6IO register: (address = 012H, default data = 0H)
b3
b2
b1
b0
0:
1:
0:
1:
0:
1:
Normal I/O P6.0
Work as the data output pin of the WCLK pin
(WDATA)
Normal I/O P6.1
Work as the clock I/O pin of the WDATA pin
(WCLK)
Normal I/O P6.2
Work as the data input pin of the RCLK pin
(RDATA)
Normal I/O P6.3
Work as the clock I/O pin of the RDATA pin
(RCLK)
0:
1:
PA.0 to PA.3: Normal function I/O pins only
PB.0 to PB.3: Normal function I/O pins only
6.5.2 Pull High and Open Drain Control of I/O
Some of the above I/O ports can be controlled with pull-high resistor or open drain by programming
the special register.
All pull-high resistors of the following table are 400 K
in 3.0 voltage test condition. After power on
reset the following special register will all reset to '0H'.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W921E400A 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
W921E840 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
W921E840A 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
W921E843A 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
W921E880 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
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