Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

This FAQ analyzes the open-drain physical layer and the nuances of register-level addressing to better understand I2C communication.

Using TCP or RS485 shields, like the MKR 485 Shield. This library depends on the ArduinoRS485 library. This library is based on libmodbus, modifications were made to the lower level RS485 and TCP ...