Home Products OLED Module Graphic OLED Display WEO012832A

Graphic OLED 128x32, SSD1305 OLED 2.23"

Model No. WEO012832A

►Type: Graphic (Without Frame)
►Structure: COG
►Size: 2.23"
►128 x 32 Dot Matrix
►Built-in controller SSD1305Z (SSD1305 OLED)
►3V Power supply
►1/32 duty
►Interface: 6800, 8080, SPI, I2C


Winstar 2.23" OLED model no. WEO012832A is built in with SSD1305 oled controller, it communicates via 6800/8080 8-bit parallel and I2C/4-wire serial interface. The nature of OLED technology lends itself to extremely suitable to be used in a variety of different applications. The WEO012832A OLED 128x32 COG model is ultra thin, lightweight and low power consumption which is great for handheld instruments, meters, smart grid, wearable device, IoT, etc.

  • WEO012832AW : White
  • WEO012832AL : Yellow
  • WEO012832AG : Green (might have MOQ)
  • WEO012832AB : Blue (might have MOQ)
  • WEO012832AS : Sky Blue (might have MOQ)


 SSD1305 OLED - WEO012832A - Winstar Display


Interface Pin Function

Pin No. Symbol Description
1 NC No Connection
2 VLSS  Analog system ground pin
3 VSS  Ground Pin
4 NC No Connection
5 VDD  Voltage for logic
6~7 BS1 ~BS2 Interface selection
8 CS# Chip Select Pin
9 RES# Reset Signal Pin  
10 D/C# Data/Command Control Pin
11 R/W# Read/Write Control
12 E(RD#)  Chip Enable Signal
13~20 D0~D7 Data Bus
21 IREF  SEG Current Refer Pin
22 VCOMH  COM deselected level
23 VCC  Panel driving voltage
24 NC No Connection

Mechanical Data

Item Dimension Unit
Module dimension 62.0 × 24.0 mm
Viewing area 57.02 × 15.10 mm
Active area 55.018 × 13.098 mm
Dot pitch 0.43 × 0.41 mm
Dot size 0.408 × 0.388 mm

Electronical Characteristics

Item Symbol Condition Standard Value Unit
Min Typ Max
Supply Voltage VDD --- 2.8 3.0 3.3 V

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