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參數(shù)資料
型號: W921E843A
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT MICROCONTROLLER
中文描述: 4-BIT, OTPROM, 4 MHz, MICROCONTROLLER, PDIP40
封裝: DIP-40
文件頁數(shù): 23/58頁
文件大小: 449K
代理商: W921E843A
W921E840A/W921C840
Publication Release Date: July 1999
- 23 - Revision A3
The serial interface configuration is shown below:
P6IO.2
P6IO.1
P6IO.0
SRINV.2
SRINV.3
SDATA
SCLK
Serial Buffer
Registers
050H
14EH
WDATA
WCLK
RDATA
RCLK
P6.0
P6.1
P6.2
P6.3
To Port P6 Normal I/O Register
P6IO.3
To Port P6
System
Clock
1/4
Serial Clock Speed
Control Circuit
f
SYS
Serial/Parallel
I/O Buffer
Clock Source
and Latch
Control Circuit
VDD
Port P6 Pull-High Resisters
P6PH
High Speed
Clock
The internal serial clock can be controlled by the serial clock speed control register (SRSPC); the
format is as follows:
SRSPC register: (address = 00BH, default data = 0H)
b3
b2
b1
b0
b1 b0
Input frequency
0
0
0
1
1
0
1
1
fsys/4 Hz
fsys/8 Hz
fsys/16 Hz
b3 b2
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
1
0
0
0
0
1
1
0
1
1
1
1
0
0
0
0
0
1
1
0
fsys/32 Hz
fsys/64 Hz
fsys/128 Hz
fsys/256 Hz
fsys/512 Hz
fsys/1024 Hz
fsys/2048 Hz
Reserved
相關(guān)PDF資料
PDF描述
W921C880 4-Bit Microcontroller(4位微控制器)
W921E880A 4-Bit Microcontroller(4位微控制器)
W921E840 4-Bit Microcontroller(4位的微控制器)
W921E880 4-Bit Microcontroller(4位的微控制器)
W921F840 4-Bit Microcontroller(4位的微控制器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W921E880 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
W921E880A 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER
W925C240 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telephone Controller
W925C625 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-bit CID MICROCONTROLLER
W925E240 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telephone Controller