[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 ...

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 ...

Its flash memory programming functionality has been greatly expanded to cover previously unsupported Renesas products, including SuperH® family and H8S family microcontrollers. Moreover ...