Please post a schematic.
https://forum.arduino.cc/t/how-to-get-the-best-out-of-this-forum/679966#schematics-or-circuit-diagrams
Lots of people do this without any problems (and without Schottky diodes).
Please post a schematic.
https://forum.arduino.cc/t/how-to-get-the-best-out-of-this-forum/679966#schematics-or-circuit-diagrams
Lots of people do this without any problems (and without Schottky diodes).