The 1604 LCD display consists of a 16-character, 4-line display. LCD Ideal for projects with Arduino,PIC, AVR, STM32.
16x4 1604 Backlit backlit LCD display feature backlit:
LCD display, 16 characters and 4 lines
5V power supply
Blue backlit background, white letters
Include an adjustable contrast pin
 
Pinout Connections
Pin No
Symbol
Level
Description
1
VSS
0V
Ground
2
VDD
5V
Supply Voltage for logic
3
VO
(Variable)
Operating voltage for LCD
4
RS
H/L
High: DATA, Low: Instruction code
5
R/W
H/L
H: Read  L: Write
6
E
H,H->L
Chip enable signal
7
DB0
H/L
Data bus line
8
DB1
H/L
Data bus line
9
DB2
H/L
Data bus line
10
DB3
H/L
Data bus line
11
DB4
H/L
Data bus line
12
DB5
H/L
Data bus line
13
DB6
H/L
Data bus line
14
DB7
H/L
Data bus line
15
A
5V
LED +
16
K
0V
LED-