Here is v7.0 v7.1 v7.2 of the Arduino ESP32 source code for the HBG3: hbg3.ino.v7.2.txt 209.75KB 24 downloads Implement "mount.reversed.alt" mode, for folks who want to mount their OTA backwards on an ALT/AZM mount. FOCUS: Maintain current stepper position in FRAM (if present), ...