[Sergey Lyubka] put together this epic guide for bare-metal microcontroller programming. While the general concepts should be applicable to most any microcontroller, [Sergey]s examples ...

Although optional, I recommend loading an Example script ... script on the microcontroller. If the IDE displays the ESP32s MAC address and starts uploading the stub of the program, the connection ...

These aren’t rumors: you can buy the CH552 microcontroller right now ... [Aaron Christophel] has got your back with a working example of programming this cheap chip, and doing something useful ...