and the SPI lines for the flash aren’t even broken out from the module. It looks like whatever boot ROM the ESP32 has inside it is testing for a high voltage on GPIO 12. Don’t ask us.

crash if they get pushed out to flash memory. At the end, he muses between the benefit of using an OS with the ESP32 or going bare metal. If you want to know more about the Arduino on ESP32 ...

At the core of the device is Espressif's ESP32-S3R8, a dual-core Tensilica LX7 processor clocked at up to 240 MHz. It also ...