Gemini-2 and Gemini-1 Telescope Mount Controller
only search Gemini-2.com
There is a new Question and Answer Wiki section where you can ask searchable questions.

Here are a few pictures of the Original Version of the Gemini 2 mount controller from Losmandy.
Click on images to see larger or exploded views.


Front View of HC
click on picture to see larger view
click again to see internal views

Rear Side of HC



  • The Graphics hand controller is composed of a touch screen on the front and a membrane push buttons on the back.
  • It has it's own ARM processor and communicateds with the main unit over a serial channel communicating at 57600 baud. It connects into the Serial Port 2/Graphic  input jack on the main unit. It also has an Micro-SDcard that holds the Catalogs amd button graphics.  This card is updated from the main unit.
  • It uses the same command set as any observatory program would use to communicate with the main unit.
  • Here is a tutorial of it's complete interface.
  • Click here for an explanation of the Front and back Button Operation of the Hand Controller
  • It does not contain an battery,  It does not have an ethernet address of it's own.
  • This older version of the hand controller uses a graphics card and display not designed by Losmandy, and because of this there are about 4 different versions of this unit's graphics processor.


Main unit front panel

Main unit inside.
  • This is the original design of the Main unit
  • It is the same width as the Gemini-1 unit.
  • It has two power jacks on the side. Voltage ranges is +12DV to +18DC with +16 being optimal.
  • The processor is an ARM 32bit Processor.
  • It has a wired 10/100Mhz speed Ethernet connection, to connect it to a computer. (Preferred)
  • The Graphics Hand controller must be plugged into the Serial Port 2/Graphics Port to function.
  • Serial Port 1 is for a GPS unit or Serial connection to a computer.
  • There is a removable Micro-SDcard that holds all the web interface files and the catalogs.
  • It has an internal CR2354 battery. See changing CR2454 battery movie.
  • It provides an Web Interface using the ethernet Port.
  • It has a USB port that supports Microsoft Windows and Linux.  The USB-A port has no function at this time.
  • To see the pinouts and functions of the connectors click here.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Page last updated on April 22, 2016
Bottom page
This site is not for profit and sells nothing and asks for no money for any help it provides.  This site is here to help fellow Gemini-2 and Gemini-1 owners. This Web Site is not associated with Losmandy-Hollywood General Machining Inc. or any of their employees and never has been. There is no guarantee that all the information is correct, but strives to provide the best information possible. The use of any information is at your own risk.  The webmaster is an unpaid beta tester, and tries to work with other beta testers, and René the writer of the firmware. 
Hit counter by http://digits.net Hit Counter by Digits
 
Your Privacy Policy
No Information is collected by this site.  Cookies are set in your browser, but only for visited
links to change color.
Your use of any information on this site is at your own risk.
copyright© - 2017-2011 Thomas Hilton - http://www.gemini-2.com and http://www.gemini-1.com
Gemini-2 and Gemini is a registered trade names of Hollywood General Machining Inc.