Home Products Character LCD WH1602J

16x2 Character Medium / Small LCD Module

Model No. WH1602J

►Character LCD 16x2
►5x8 dots includes cursor
►Bulit-in controller (ST7066 or Equivalent)
►+5V power supply (Also available for +3V)
►Negative voltage optional for +3V power supply
►1/16 duty cycle
►LED can be driven by PIN1, PIN2, PIN15, PIN16 or A and K
►Interface : 6800, option SPI/I2C (RW1063 IC)

DESCRIPTION

WH1602J is a medium/small LCD Module which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel. This display is also available in SPI and I2C interface by using RW1063 controller IC. WH1602J is available in several different backlight colors including blue, green, white, yellow-green, amber, red, white LEDs. There are different character fonts/texts available for ST7066 IC including English/Japanese, English/West European, English/Scandinavian European, or English/Cyrillic (Russian) as options.

There are different interface options for WH1602J series, details as below:
►WH1602J : 6800 interface (ST7066 IC)
►WH1602J1 : SPI interface (RW1063 IC)
►WH1602J2 : I2C interface (RW1063 IC)

DRAWING

WH1602J - 16x2 Character Small LCD Module, Medium LCD Module

SPECIFICATIONS

Interface Pin Function

Pin No. Symbol Description
1 VSS Ground
2 VDD Power supply for logic
3 VO Contrast Adjustment
4 RS Data/ Instruction  select signal
5 R/W Read/Write select signal
6 E Enable signal
7~14 DB0~DB7 Data bus line
15 A Power supply for B/L +
16 K Power supply for B/L -

Mechanical Data

Item Standard Value Unit
Module Dimension 80.0 × 36.0 mm
Viewing Area 66.0 × 16.0 mm
Mounting Hole 75.0 × 31.0 mm
Character Size 2.95 × 5.55 mm

Electrical Characteristics

Item Symbol Standard Value
typ.
Unit
Input Voltage VDD 3/5 V
Recommended LCD Driving
Voltage for Normal Temp. Version module @25°C
VDD-VO 3.70 V

Display Character Address Code

Display Position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
DD RAM Address 00 01                           0F
DD RAM Address 40 41                           4F

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