Custom firmware for cheap STC Based Soldering iron using PlatformIO and SDCC 8051 based
Tested and used in Visual Studio Code and PlatformIO
The Iron does use this 8051 core soc: STC8H3K64S2
The pinout can be found in the main.c file
This is right now just a very basic firmware to show things are working, lets call it a "Hello World"!
Here is a YouTube video that shows the general function https://youtu.be/mId_FW86pwQ
Soldering iron:
Pinout STC Flashing:
Pinout STC SoC: