but the Arduino implementation is preset to a default pinout, so you just need to look it up, and hook up MOSI to MOSI and so on. As of now, it only uses one of the ESP32’s two free SPI units.

Then, an Arduino board might be exactly what you're looking for. This open-source hardware platform comes in a multitude of versions, from the classic Uno to ... to the onboard ESP32-S3 module ...

To achieve this, the USB bus is connected directly to ESP32 ... “Uno R4 WiFi includes an error-catching mechanism that detects run-time crashes and provides detailed explanations and hints about the ...