128x32 OLED Graphic Display
● Built-in controller SSD 1305
● +2.4 ~ +3.5 V single power supply
● 1/32 duty cycle
● Color: white
● SPI Interface
BL12832B1
BL12832B1 is 1.04 inch 128x32 dots Graphic OLED Display Modules.
The module dimension of BL12832B1 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.
BL12832B1 required +2.4 ~ +3.5 V single power supply.
BL12832B1 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.
● 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
