0.91″ SSD1306

Preamble

I bought this, 0.91″128×32 IIC I2C White DIY OLED LCD Display Module 3.3V Fr PIC Arduino Hot im and connected it to an Arduino Mega, SDA/SCL/GND and connected to 5V and thought that I had broken it…

It turns out that I hadn’t, and only the very first versions of this display are 3V3 sensitive. However, finding a library to work was a bit of a task, and a small library, that doesn’t gobble up all of the Arduino’s memory, is even harder to find.

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GhettoVaper – an extended GhettoVape III

Preamble

Following on from Vaping – Box Mods, I decided to extend the GhettoVape III sketch, which was posted by Julian Loiacono:

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