myFP2ESP32 WiFi ASCOM Focus Controller download

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/download

Spreadsheets to calculate CFZ
https://sourceforge.net/projects/myfocuserpro2-esp32/files/CFZ%20Spreadsheets/

https://youtu.be/90KeSspN3e0

Features

ESP32 based WiFi Focus Controller
Applications Android, ASCOM, INDI, Linux, Windows applications
Easy to assemble DIY or use PCB design (Download Gerber files)
Comprehensive manual and test programs
Controller mode - AccessPoint or Station or connect to multiple devices
Display, Graphics or Text
Driver Boards DRV8825, L298N, TMC2225/2209, ULN2003
Home Position Switch
Interfaces - ALPACA, ASCOM, INDI, TCP/IP, JSON, Web browser, XHTML
IN-OUT LED's, Push Buttons, Joystick, Infra-red remote control
Motors - 12V NEMA and 28BYJ-48 stepper motors (built-in backlash support)
Presets accessed by infra-red remote controller or applications
Remote Internet Access support using DUCKDNS
Servers ALPACA, Debug, Management, TCP/IP, Web Server
Temperature Probe and built-in support for temperature compensation

Project Samples

Project Activity

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License

MIT License

Follow myFP2ESP32 WiFi ASCOM Focus Controller

myFP2ESP32 WiFi ASCOM Focus Controller Web Site

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franske Edited 2025-07-15

Is there a simple ESP32 version with only a stepper motor ULN2003? I have those parts and only want a simple Ascom focuser. I get the idea that this project is a bit too much.
sioladoc Posted 2024-01-07

great job! I use this focuser since 2019 no problems!

Additional Project Details

Operating Systems

Linux, Android, Windows

Intended Audience

End Users/Desktop

User Interface

Windows Aero

Programming Language

Related Categories

C# Hardware Platform, C# Astronomy Software, C# IoT Software

Registered

2019-07-14

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