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Shield I2C 5V 3V3 big V2

khartinger

Controlling model railroad components with DCC, MQTT and manually

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Part NumberDescription
WeMos_D1_mini32-bit microcontroller module with WiFi

Shield I2C 5V 3V3 big V2 schematic

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Shield I2C 5V 3V3 big V2 board layout

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