https://github.com/myp-cz/ST-SPWM-AN1/wiki
Creative Commons BY-NC-ND
Standalone control and driver board, a contrallable generator of four interconnected SPWM outputs, directly suitable for FET/etc. H-bridge driving.
The goal is to provide an totaly clear open-source solution of such a driver, including HW and FW contents.
LF Driver Board is a part of a complete system. You can build any complete system as you want.
We are providing the following complete example: Main LF Power Board + LF Driver Board + "SDS-STSW"
The following diagram shows the overall simplified idea:
rev1 release on 28-Oct-2020
rev1 release on Jan-2021
Eagle 5.60 screen shot:
Component population overview (screen shot):
