Simple application to monitor a single UART RX (RS485 via an external level shifter) via the USB serial port and/or an OLED display. - kgolding/arduino-uart-monitor ...

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[Jacob Geigle] had a problem. A GPS unit and a Bluetooth-to-serial were tying up all the hardware UARTs on an AVR Arduino project. “Software serial”, I hear you say. But what if I told you ...

Adafruit has introduced the Metro RP2350, a new development board designed in the popular Arduino UNO form factor, featuring the Raspberry Pi microcontroller. This launch comes after a delay, with the ...

If you use the Arduino IDE to program the ESP32, you might be interested in [Andreas Spiess’] latest video (see below). In it, he shows an example of using all three ESP32 UARTs from an Ardui… ...

Indeed this observation proved accurate: the ESP32 Qwiic Pro Mini board, with its attached ESP, is noticeably bigger than the Arduino Pro Mini. Next, I look at the schematic provided by SparkFun. The ...