This small OLED shield can be used directely with Arduino or Raspberry Pi. The shield contains a OLED display to show measured values, status messages etc. and 3 buttons & 3 leds to control your program or add a menu to your project. It needs only 4 cables and two GPIO ports to communicate via I2C with your Raspberry Pi or Arduino. The pcb is very small and fits perfectely in an optional din rain enclosure.
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Step 1: Tools & Materials
Step 2: Circuit Diagram
If you want, you can create such shield by your self too. See the circuit diagram below for reference
Step 3: Connect the Shield With an Arduino
Step 4: Connect the Shield With a Raspberry Pi
Step 5: Software for Arduino and Raspberry Pi
Please visit our website. You will find sample code for Raspberry Pi (Python) and Arduino (C++)