Here is a example how to write sensor values from a Arduino to the esphome device. Connect the UART ports from both devices with a level shifter in between. The level shifter is necessary for the 5v ...

Posted in Arduino Hacks Tagged serial, uart, usart ← Connecting A Dumb Scale To Your Smartphone Passive Filters, Data Transmission And Equalization Oh My! → ...

The “N” in CAN stands for network, after all. The trick is to create a device ID for each desired CANSerial interface, which is done in his library using the usual Arduino setup step.

The new Arduino hardware offers a small and straightforward USB to UART converter with digital isolator, working between 2.5V and 5V up to 3Mboud, complete with an Arduino Pro mini connector.

A new fully featured Arduino development board has been created called the Prestissimo Uno+ which is now available to back via Kickstarter with earlybird pledges available from just $20, AUS$28 or ...