I have code that has been working for a long time. It uses hardware SPI to communicate with a couple devices. After updating from Arduino IDE 2.0.4 to Arduino IDE 2.1.0, hardware SPI no longer works.

Contains Raspberry Pi and Arduino applications. The purpose of the applications is to perform data transfers between Raspberry Pi and Arduino using SPI communication. The repository contains four ...

What is an Air Quality Monitoring System? An air quality monitoring system is a device that measures pollutants in the environment and is able to provide real-time information on the state of air ...

With hundreds of Arduino shields available for any imaginable application, it’s a shame they can’t be used with the Raspberry Pi. Breaking out the Raspi GPIO pins to Arduino-compatible headers would ...

The new ASX00073 UNO SPE shield from Arduino is now being shipped by authorized distributor Mouser Electronics. The ASX00073 shield brings advanced connectivity to new and existing projects with ...