An ESP32 WiFi focuser based on ESP32 WiFi. DRV8825, ULN2003, L298N, TMC2225, TMC2209. Support for ALPACA, Android, ASCOM, INDI, Linux, NINA, Webserver, JSON, TCP/IP.
(c) Robert Brown 2014-2025, Holger M, 2019-2021. All rights reserved.
Code or portions of code may not be copied or used without appropriate credit given to author.
Spreadsheet to calculate what stepper motor to use.
https://sourceforge.net/projects/arduinoascomfocuserpro2diy/files/Documentation/Nema-Stepper-Motors.xlsx...