128x64 OLED Graphic Display
● Built-in controller SPD0301
● +3.3 V power supply
● 1/64 duty cycle
BL12864S
BL12864S is 2.42 inch 128x64 dots Graphic OLED Display Modules.
The module dimension of BL12864S is 44.0 x 38.0 mm and Active Area is 35.052 x 17.516 mm.
It has built-in IC SPD0301 and it supports SPI / I²C interface.
BL12864S required + 3.3 V power supply.
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
44.0 x 38.0
mm
Active Area
35.052 x 17.516
mm
Dot Size
0.254 x 0.254
mm
Dot Pitch
0.274 x 0.274
mm
● Pin Assignment
Pin
Symbol
Function
1
D1(SDI)
I²C mode:SDA
in.Tied to D2
2
D0(SCL)
I²C mode:Serial
clock input.
3
D/C
This is data/command control pin
4
/RES
Hardware reset pin
5
/CS
This is chip select control pin
6
VDD
Voltage power supply for logic
7
GND
This is ground pin
8
D2(SDO)
I²C mode:SDA out.Tied to D1
9
BS1
BS1=VDD=> I²C mode
SPI mode:Serial data input.
SPI mode:Serial clock input.
H:Data input,L:Command input.
SPI mode:NC.
BS1=GND=>SPI mode
