How to use Orbital 2 under the Mac OS X Yosemite
1. Download the driver (SILICON LABS) on the moved page. The dmg file will download to click on the "Download VCP" for MAC OS X (v5).
2. Please select the dmg file after downloading and unzip it.
3. After unzip, please select the Legacy MacVCP Driver folder
4. Please select the package file (.pkg) in the folder and start installation.
Regarding the future procedure, please refer to 4. Orbital 2 Introduction【Mac version】.