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Connect multiple micro-controllers to one Raspberry Pi over USB (serial) with a reliable identification of them. | by Fred Bonjour | Medium
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ESP32-CAM Development Board 8MP OV2640 Camera Module, WiFi Bluetooth Module ESP32-CAM-MB Micro USB to Serial Port CH340G with TF Card Slot for Raspberry Pi for Arduino : Amazon.in: Computers & Accessories
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Arduino and Raspberry Pi, working together over a serial communication. Step-by-step tutorial (UART) - YouTube
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