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參數資料
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: 4/58頁
文件大小: 449K
代理商: W921E843A
W921E840A/W921C840
- 4 -
PB Port: PB.0 to PB.3 open drain and pull high resistor option
PC Port: PC.1 to PC.3 open drain and pull high resistor option
PD Port: PD.0 to PD.1 open drain and pull high resistor option
Serial I/O Interface
Clock synchronous multi-nibbles serial transmitter/receiver interface
DTMF Generator
One channel DTMF generator
Beep Tone Generator
One channel beep tone generator
8-bit D/A Converter
One channel 8-bit D/A converter
Voltage Comparator
Multiplexed four channel voltage comparator
Timer/Counter
Timer 0: 2 to 19 order divider
Auto-reload timer
Watch-dog timer
Timer 1: 2 to 19 order divider
Auto-reload timer
Arbitrary waveform generator
External event counter
Timer 2: 2 to 19 order divider
Auto-reload timer
Arbitrary waveform generator
Period/pulse width measurement function
Timer 3: 2 to 19 order divider
Auto-reload timer
Interrupt
Four external sources: INT0 (P4.3), P4 Port (P4.0 to P4.2)
Six internal sources: Timer 0, Timer 1, Timer 2, Timer 3, Comparator, Serial Port
Operating Mode (System Clock)
Normal mode: system clock operating
HOLD mode: no operation except for oscillator (system clock stops only)
STOP mode: no operation including oscillator
相關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)
相關代理商/技術參數
參數描述
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