Pin Description and Wiring Diagram
Pin No. Symbol
1
2
3
4
5
6
7‐14
15
16
17
18
19
20
VSS
VDD
V0
A0
R/W
E
DB0‐DB7
/CS
/RST
VEE
NC
FG
NC
External
Connection
Power Supply
Power Supply
Adj Power Supply
MPU
MPU
MPU
MPU
MPU
MPU
Power Supply
‐
‐
‐
Function Description
Ground
Power supply for logic (+5.0V)
Power supply for contrast (approx. ‐19.0V)
Register select signal. A0=0: Command, A0=1: Data
Read/Write select signal, R/W=1: Read R/W: =0: Write
Operation enable signal. Falling edge triggered.
Bi‐directional three‐state data bus lines.
Active LOW chip select
Active LOW reset signal
Negative voltage output (‐25V)
No Connect
No Connect
No Connect
Recommended LCD connector: 1.0mm pitch, 20‐pos FFC connector
Backlight connector: JST p/n: XHP‐3 Mates with: JST p/n: B 3B‐XH‐A
NEWHAVEN [ NEWHAVEN DISPLAY INTERNATIONAL, INC. ]
