Files

• Datasheet for the SSD1331 driver
• Datasheet for the raw OLED module itself
• Adafruit SSD1331 Arduino Library repository
• You'll also have to install the Adafruit GFX graphics core library at this github repo and install it after you've gotten the OLED driver library.
• Adafruit breakout board PCB files
• Fritzing object in the Adafruit Fritzing Library

Schematic & Fabrication Print

For the level shifter we use the CD74HC4050 which has a typical propagation delay of ~10ns