Examples

Measure network speed on ESP devices

This example code implements a simple iperf test server that can be used to measure how much data you can push through the WiFi link…

Using the RGB LED onboard the challenger boards

Here’s super simple example on how to make the RGB LED on our challenger boards blink with all its colors. And that is all that…

SPI communication with the ESP32C3

This is a simple example on how to communicate, over SPI, with the ESP32C3 on board the Challenger RP2040 WiFi/BLE board. The example implements a…