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Add Bluetooth to Arduino and ESP8266 easily using RYB2340 module

I’ve been testing out the RYB2340 Bluetooth module, and it’s honestly one of the simplest ways I’ve found to add wireless ...
CNX Software

Industrial RS-485/Modbus Raspberry Pi HAT works with OpenPLC, supports 7V-32V DC input

We have previously written about various industrial Raspberry Pi systems and gateways that come with RS-485 built in, but we ...