Home Products Character LCD WH1602B

LCD Display 16x2, LCD Module 16x2

Model No. WH1602B

►Character LCD 16x2
►5x8 dots includes cursor
►+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
►WH1602B2 : total thickness 10.0mm
►Interface: 6800 (ST7066 IC), option SPI/I2C (RW1063 IC)


Winstar WH1602B is one of the most popular character LCD display module 16x2 types in the market. WH1602B 16x2 LCD display model is built in with ST7066 controller IC or equivalent; its default interface is 6800 4/8-bit parallel. The model no. WH1602B1 is having 4 line SPI interface, as to the part no. WH1602B3 is having I2C interface.

Key Features for WH1602B1/B3 --
  • Two line (2 x 16) characters
  • Power supply:5V or 3V
  • Interface:WH1602B1for 4 line SPI, WH1602B3 for I2C
  • Driver: Winstar IC providing high level functions
  • Direct access to low level controller is available for advanced control
  • Space reserved for eight custom characters

There are different interface options for WH1602B series, details as below:
►WH1602B : 6800 interface (ST7066 IC), thickness NO B/L:9.70, with backlight: 13.2~13.5 mm
►WH1602B1: SPI interface (RW1063 IC), thickness NO B/L:9.70, with backlight: 13.2~13.5 mm
►WH1602B2: 6800 interface (ST7066 IC), thickness 10.0 mm
►WH1602B3: I2C interface (RW1063 IC), thickness NO B/L:9.70, with backlight: 13.2~13.5 mm


Display 16x2, LCD Display 16x2, LCD Module 16x2, LCD Display Module 16x2, Winstar Display LCD WH1602B


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
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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