Home Products Graphic LCD WG12232M

122 x 32 LCD Display

Model No. WG12232M

►Graphic LCD 122x32
►IC: ST79200
►1/32 duty cycle
►+5V power supply
►Chinese version
►Same size as WG12232B
►Interface: 6800/SPI


WG12232M is a monochrome 122x32 graphic LCD display module which is having the same mechanical size as WG12232B. This 122x32 graphic LCD display is built in with ST7920 controller IC which supports Traditional Chinese and Simplified Chinese Font.  WG12232M supports 6800 8-bit parallel and SPI interface.  This module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.


WG12232M - Winstar Display
Data source ref:WG12232M-YYH-V#T


Interface Pin Function

Pin No. Symbol Level Description
1 Vdd 5V Power supply for logic
2 Vss 0V Ground
3 Vo (Variable) Positive operating voltage for LCD
4 /RES H/L HàL Reset the LCM;
5 E H/L Enable signal;
6 Vout Positive voltage output
7 R/W H/L Enable signal;
8 RS H/L Data/ Instruction
9 DB0 H/L Data bus
10 DB1 H/L Data bus
11 DB2 H/L Data bus
12 DB3 H/L Data bus
13 DB4 H/L Data bus
14 DB5 H/L Data bus
15 DB6 H/L Data bus
16 DB7 H/L Data bus
17 NC No connection
18 NC No connection

Mechanical Data

Item Dimension Unit
Number of dots 122 x 32
Module dimension 65.4 x 28.2 x 6.8(Max) mm
View area 54.8 x 19.0 mm
Active area 48.76 x 15.32 mm
Dot size 0.36 x 0.41 mm
Dot pitch 0.40 x 0.45 mm
Duty 1/32
Backlight Type LED
Interface 6800

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 +70
Storage Temperature TST -30 +80
Input voltage VI -0.3 VDD+0.3 V
Supply voltage for Logic VDD-VSS -0.3 5.5 V
LCD Driver Voltage VLCD -0.3 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 0.8 1.0 1.2 mA

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