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參數(shù)資料
| 型號(hào)： | MSM6442 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 4-Bit Microcontroller(機(jī)內(nèi)LCD驅(qū)動(dòng)器的4位微控制器) |
| 中文描述： | 4位微控制器（機(jī)內(nèi)液晶顯示驅(qū)動(dòng)器的4位微控制器） |
| 文件頁數(shù)： | 4/12頁 |
| 文件大?。?/td> | 119K |
| 代理商： | MSM6442 |
4/12
MSM6442
Semiconductor
PIN DESCRIPTIONS
Testing pin 1 (open)
Testing pin 2 (open) (connected to V
DD
)
Testing pin 3 (open)
Power supply (5 V)
Negative power supply for LCD
Symbol
Type
Description
P0.0-P0.3
P1.0-P1.3
P3.0-P3.3
I/O
Pseudobidirectional configuration input-output ports
(P1.0 is also used as count input
CIN
)
P4.0-P4.3
I/O
Pseudobidirectional configuration input-output port
SEG1-SEG16
SEG17-SEG46
COM1
COM2
INT
INTOUT
RESET
RESOUT
BZ
OSC0
OSC1
XT
XT
TEST1
TEST2
TEST3
V
DD
LCDGND
O
LCD segment output (can be assigned to data output in 4 bits)
LCD segment output
LCD common output 1
LCD common output 2
External interrupt input pin
Interrupt request output pin
Reset input pin
Reset output pin
2048 Hz pulse output pin for buzzer
O
I
O
I
O
O
I/O
Crystal or ceramic resonator connection (system clock)
I/O
32.768 kHz crystal oscillator connection
(reference clock used for LCD control)
—
—
—
I
I
VM
I/O
(V
DD
–LCDGND)/2 supply voltage output or supply voltage input
GND
I
Power supply (0 V)
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MSM64481 | Built-in 512-Bit EEPROM and LCD Driver 4-Bit Microcontroller |
| MSM64481-014GS-2K-H | Built-in 512-Bit EEPROM and LCD Driver 4-Bit Microcontroller |
| MSM64481-014GS-K | Built-in 512-Bit EEPROM and LCD Driver 4-Bit Microcontroller |
| MSM6502B-XXXGS-2K | Low-power and Built-in LCD Driver 4-Bit Microcontroller |
| MSM6502B-XXXGS-K | Low-power and Built-in LCD Driver 4-Bit Microcontroller |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MSM64422 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Built-in 256/512-Bit EEPROM and LCD Driver 4-Bit Microcontroller |
| MSM64422-XXXMS-K | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Built-in 256/512-Bit EEPROM and LCD Driver 4-Bit Microcontroller |
| MSM64424 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Built-in 256/512-Bit EEPROM and LCD Driver 4-Bit Microcontroller |
| MSM64424-XXXGS-K | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Built-in 256/512-Bit EEPROM and LCD Driver 4-Bit Microcontroller |
| MSM64424-XXXMS-K | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Built-in 256/512-Bit EEPROM and LCD Driver 4-Bit Microcontroller |
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