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Appendix H. Computer Control a GEM45 Mount
The GEM45 mount can be controlled by a SmartPhone, a tablet or a computer. It is supported by two
types of computer connections:
Connect to a computer via USB port on the mount main board using a USB cable. You may
need
to
install
a
FTDI
USB
to
RS232
VCP
driver
https://www.ftdichip.com/Drivers/VCP.htm
). The mount can be controlled via ASCOM
protocol (Windows OS), or directly by some software, such as Sky Safari (Mac OS).
Connect wirelessly with iOptron iStarFi adapter for GEM45 (#7434). The mount can be
controlled via ASCOM protocol (Windows OS), SmartPhone/Pad and Mac OS wirelessly.
See iStarFi Instruction Manual for detailed information.
To control the mount via ASCOM protocol, you
’ll need:
1. Download and install the latest ASCOM Platform, currently 6.4 SP1, from
. Make sure your PC meets the software requirement.
2. Download and install the latest iOptron Telescope ASCOM/Commander for GEM45 from
iOptron website.
3. Planetarium software that supports ASCOM protocol. Follow software instructions to select
the iOptron Telescope.
Please refer to iOptron website,
, under Support Directory/ASCOM Driver, iOptron
Telescope ASCOM Driver, for more detail.