Pin #

Connection

1

Vss

2

VDD (+5V)

3

V0 (Contrast adjustment, in this demo just simply connecting to Vss)

4

RS

5

RW

6

EN

7

D0 (Not connect for this demo)

8

D1 (Not connect for this demo)

9

D2 (Not connect for this demo)

10

D3 (Not connect for this demo)

11

D4

12

D5

13

D6

14

D7

15

A (+V for back light, Not connected for this demo)

16

K (-V for back light, Not connected for this demo)