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by vortino
Sun Feb 02, 2020 11:19 pm
Forum: Hardware
Topic: ESP32 + Common anode optocouplers
Replies: 1
Views: 3398

ESP32 + Common anode optocouplers

Hello guys! Newbie here and a microcontroller newbie overall. For a project I am working on I am using this stepper driver https://www.omc-stepperonline.com/download/ISD02.pdf . On page 4 it mentions that VCC acts as common anode for all signals and connects the cathode side of each signal to some g...