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參數資料
型號: W921C880
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-Bit Microcontroller(4位微控制器)
中文描述: 4-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數: 16/57頁
文件大小: 372K
代理商: W921C880
W921E880A/W921C880
- 16 -
* P5.0
P5.3:
Multi-function I/O pins.
Normal function is the same as port P0
Special function
P5IO REG: (ADDRESS = 011H)
(Default data = 0H)
* P6.0
P6.3 :
b3
b2
b1
b0
0:
1:
0:
1:
0:
1:
0:
1:
Normal I/O P5.3
Work as the output pin of D/A convertor
(DAOUT)
Normal I/O P5.0
Work as the timer 1 control pin
Normal I/O P5.1
Work as the timer 2 control pin
Normal I/O P5.2
Work as the Vref input pin of the comparator
Multi-function I/O pins.
Normal function is the same as port P0
Special function
P6IO REG: (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:
* P8.0
P8.3 :
Four 10 mA drive current pins
Normal I/O pins only.
Normal function is the same as port P0
* P9.0
P9.3 :
Four 15 mA sink current pins
Normal I/O pins only.
Normal function is the same as port P0
* PA.0
PA.3 :
Normal I/O pins only.
Normal function is the same as port P0
* PB.0
PB.3 :
Normal I/O pins only.
Normal function is the same as port P0
相關PDF資料
PDF描述
W921E880A 4-Bit Microcontroller(4位微控制器)
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W921E880 4-Bit Microcontroller(4位的微控制器)
W921F840 4-Bit Microcontroller(4位的微控制器)
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