WPI438
V. 01
–
22/12/2021
3
©Velleman nv
5.
Overview
WPI438
OLED displays are great in many ways. They use very little power, are bright, easy to read with a large
viewing angle and have high resolution considering their small size.
resolution: 128 x 64 dots
viewing angle: > 160°
working voltage: 3 to 5 V
recommended library: U8glib
interface: I2C
driver: SSD1306
working temperature: -30 °C to 70 °C
OLED colour: blue
I/O level: 3.3-5 V
dimensions: 27 x 27 mm
6.
Pin Layout
VCC
3.3-5 V power supply
Gnd
ground
SCL
serial clock line
SDA
serial data line
7.
Example
Connection.
Vcc======5V
Gnd======Gnd
SCL======A5
SDA======A4
