[4]
Pin Description and Wiring Diagram
Pin No.
Symbol
External
Connection
Function Description
1 Vss Power Supply Ground
2 VDD Power Supply Supply voltage for logic (+3.3V)
3 V0 Power Supply Power supply for contrast (approx. 0.1V)
4 RS MPU Register select signal. RS=0: Command, RS=1: Data
5 R/W MPU Read/Write select signal, R/W=1: Read R/W:=0:
Write
6 E MPU Operation enable signal. Falling edge triggered.
7-10 DB0-DB3 MPU Four low order bi-directional three-state data bus lines. These four
are not used during 4-bit operation.
11-14 DB4-DB7 MPU Four high order bi-directional three-state data bus lines.
15 LED+ Power Supply Power supply for LED Backlight (+3.0V)
16 LED- Power Supply Ground for backlight
Recommended LCD connector:
2.54mm pitch pins
Backlight connector:
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Mates with:
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相关PDF资料
NHD-0420DZ-FL-YBW-3V3 LCD MOD CHAR 4X20 Y/G TRANSFL
NHD-0420DZ-FL-YBW LCD MOD CHAR 4X20 Y/G TRANSFL
NHD-0420DZ-FSW-FBW LCD MOD CHAR 4X20 WH TRANSM
NHD-0420DZ-NSW-BBW LCD MOD CHAR 4X20 WH TRANSM
NHD-0420DZW-AG5 DISPLAY OLED CHAR 4X20 GRN
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NHD-0420E2Z-FL-GBW LCD MOD CHAR 4X20 Y/G TRANSFL
NHD-0420E2Z-FL-YBW LCD MOD CHAR 4X20 Y/G TRANSFL
相关代理商/技术参数
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