# Arduino MKR 20x4 I2C OLED shield ## Description Display Module 5 x 32 Dots OLED I²C #Arduino #MKR #OLED ## Project Details - **Owner:** vasyl - **Created:** 11/5/2022 - **Last Updated:** 3/30/2023 - **Visibility:** Public - **Forks:** 1 ## Key Components ### U1 — [MKR ZERO](https://www.flux.ai/vasyl/mkr-zero~d5j.md) - Manufacturer Name: Arduino - Manufacturer Part Number: ARDUINO MKR ZERO - Datasheet URL: https://www.snapeda.com/parts/Arduino%20MKR%20ZERO/Arduino/datasheet/ - Part Type: Board **Pins:** - 0 [pin J4_9] - 1 [pin J4_10] - 10_MISO [pin J5_5] - 11_SDA [pin J5_6] - 12_SCL [pin J5_7] - 13_RX [pin J5_8] - 14_TX [pin J5_9] - 2 [pin J4_11] - 3 [pin J4_12] - 3V3 [pin J5_12] - 4 [pin J4_13] - 5 [pin J4_14] - 5V [pin J5_14] - 6 [pin J5_1] - 7 [pin J5_2] - 8_MOSI [pin J5_3] - 9_SCK [pin J5_4] - A1 [pin J4_3] - A2 [pin J4_4] - A3 [pin J4_5] - A4 [pin J4_6] - A5 [pin J4_7] - A6 [pin J4_8] - AREF [pin J4_1] - DAC0/A0 [pin J4_2] - GND [pin J5_11] - RESET [pin J5_10] - VIN [pin J5_13] ### U2 — [EA_OLEDM204-LGA](https://www.flux.ai/vasyl/eaoledm204-lga~r1k.md) - Manufacturer Name: Display Visions - Datasheet URL: https://www.lcd-module.de/fileadmin/html-seiten/eng/pdf/doma/oledm204-ae.pdf - Manufacturer Part Number: EA_OLEDM204-LGA - Part Type: OLED **Pins:** - ~CS [pin 19] - ~RES [pin 12] - BS1 [pin 20] - CLK/SCL [pin 5] - IREF [pin 11] - MISO/SDAOUT [pin 7] - MOSI/SDAIN [pin 6] - REGVDD [pin 2] - VCC [pin 9] - VCOMH [pin 8] - VDD [pin 3] - VDDIO [pin 4] - VLSS [pin 10] - VSS [pin 1] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasyl/arduino-mkr-20x4-i2c-oled-shield~tnf](https://www.flux.ai/vasyl/arduino-mkr-20x4-i2c-oled-shield~tnf).* --- *Generated from [https://www.flux.ai/vasyl/arduino-mkr-20x4-i2c-oled-shield~tnf](https://www.flux.ai/vasyl/arduino-mkr-20x4-i2c-oled-shield~tnf)*