Chronomotion
From apertus wiki
Chronomotion Website: http://www.apertus.org/en/chronomotion
1 Requirements
- Merlin/Orion/Skywatcher remote head
- Computer/Laptop able to run JAVA
- Serial cable with TTL voltage level converter (plus USB to Serial converter) to connect Merlin/Orion/Skywatcher remote head to your computer
2 Installation
Chronomotion Installation Guide
3 Chronomotion Usage Details
First select a COM port (they are discovered automatically so most likely you will only have COM1 anyway) and press the "Connect" Button.
You should see Serial commands being sent and received in Terminal. This means everything connected properly and you can use all other buttons/commands.