Home Products Graphic LCD WG19232B

192x32 LCD Display Module

Model No. WG19232B

►Graphic LCD 192x32
►IC: ST7920
►+5V power supply
►1/32 duty cycle
►LED can be driven by PIN15, PIN16
►Chinese version
►Interface: 6800/SPI


WG19232B is a monochrome graphic 192x32 LCD module.  This display is having the module dimension of 116x37 mm and AA size of 80.6x15.96 mm. This WG192x32B model is built in ST7920 controller IC, it supports 6800 8-bit parallel and SPI interface; 5V power supply.  WG19232B is available in various LED colors including yellow/green, blue, white, red, etc, the LED can be drive by PIN 15, PIN16. The WG19232B model supports Traditional Chinese and Simplified Chinese Font on module.  It can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.


WG19232B - 192x32 LCD Display Module - Winstar Display
Data source ref:WG19232B-TMI-V#T


Interface Pin Function

Pin No. Symbol Level Description
1 VSS 0V Ground
2 VDD 5.0V Supply voltage for logic
3 V0 Contrast Adjustment
4 RS H: Data ,  L : Instruction
5 R/W H/L H: Read (MPU←Module) , L: Write (MPU→Module)
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 Vout Positive voltage output
16 NC No connection

Mechanical Data

Item Dimension Unit
Number of dots 192 x 32
Module dimension 116.0 x 37.0 x 13.9(Max) mm
View area 85.0 x 18.6 mm
Active area 80.6 x 15.96 mm
Dot size 0.38 x 0.46 mm
Dot pitch 0.42 x 0.50 mm
Duty 1/32
Backlight Type LED
IC ST7920
Interface 6800

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 +70
Storage Temperature TST -30 +80
Input Voltage VIN -0.3 VDD+0.3 V
Supply Voltage For Logic VDD-VSS -0.3 5.5 V
Supply Voltage For LCD VO-VSS 0 7.0 V

Electrical Characteristics

Item Symbol Condition Min Typ Max Unit
Supply Voltage For Logic VDD-VSS 4.5 5.0 5.5 V
Supply Voltage For LCD V0-VSS Ta=-20℃


Input High Volt. VIH 0.7VDD VDD V
Input Low Volt. VIL -0.3 0.6 V
Output High Volt. VOH 0.8VDD VDD V
Output Low Volt. VOL 0.4 V
Supply Current IDD VDD=5.0V 1.5 2.0 2.8 mA

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