• 128x32 OLED Graphic Display, BL12832B

128x32 OLED Graphic Display

● OLED Display 128 x 32 dots
● Built-in controller SSD 1305
● +2.4 ~ +3.5 V single power supply
● 1/32 duty cycle
● Color: white
● SPI Interface
Model : BL12832B


BL12832B


BL12832B is 1.04 inch 128x32 dots Graphic OLED Display Modules.

The module dimension of BL12832B is 30.4 x 14.5 mm and Active Area is 25.58 x 6.38 mm.

It has built-in IC SSD1305 and it supports SPI interface.

BL12832B required +2.4 ~ +3.5 V single power supply.

BL12832B is built using COG (Chip on glass) structure that makes it light weight.

It is recommend for application such as OLED for wearable device, and OLED for portable devices.

As most industrial OLED displays, the BL-series module offers extremely wide operating temperature range of -40 to + 80°C.




bl12832b-drawing.png





● Mechanical Data

Item

Standard Value

Unit

Module Dimension

30.4 x 14.5 

mm

Active Area

25.58 x 6.38

mm

Dot Size

 0.18 x 0.18 

mm

Dot Pitch

0.20 x 0.20

mm




● Pin Assignment

Pin

Symbol

Function

1

NC

No connection

2

Vss

Ground

3

Vcc

Power supply for OLED panel

4

VCOMH

COM voltage output

5

IREF

Reference current input pin

6

D2

In SPI application, the pin should be floated

7

D1

Data bus (SDIN)

8

D0

Data bus (SCLK)

9

D/C

Data/command control

10

RES

Reset signal input

11

CS

Chip select input.

12

BS1

Interface select pin, SPI:LOW

13

VDDIO

Power supply for I/O buffer

14

VDD

Power supply for logic

15

Vss

Ground

16

NC

No connection





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