AstroLink 4 Pi Manual - Page 17
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Table of contents
Main features: ......................................................................................................................................... 2
Technical data ......................................................................................................................................... 2
Device overview ...................................................................................................................................... 3
System and hardware requirements ................................................................................................... 3
PWM outputs ...................................................................................................................................... 3
Switchable 12V DC outputs ................................................................................................................. 3
Focusing motors control ...................................................................................................................... 3
Permanent 12V DC output .................................................................................................................. 3
Adjustable DC output .......................................................................................................................... 3
Sensors ................................................................................................................................................ 3
External view ....................................................................................................................................... 4
Hardware setup ....................................................................................................................................... 5
Raspberry Pi installation ...................................................................................................................... 5
Setting focusing motor current ........................................................................................................... 6
Setting regulated output voltage ........................................................................................................ 7
Software installation ............................................................................................................................... 8
System setup ....................................................................................................................................... 8
INDI driver installation ........................................................................................................................ 8
INDI driver configuration ..................................................................................................................... 8
Main Control .................................................................................................................................... 9
General Info ..................................................................................................................................... 9
Options .......................................................................................................................................... 10
Focuser .......................................................................................................................................... 11
System ........................................................................................................................................... 12
Outputs .......................................................................................................................................... 13
Temperature compensation .................................................................................................................. 14
How to determine the temperature compensation coefficient?...................................................... 14
How to use compensation? ............................................................................................................... 14
Ground loops ......................................................................................................................................... 15
Scenario one ...................................................................................................................................... 15
Scenario two ...................................................................................................................................... 15
Troubleshooting .................................................................................................................................... 16
Rev. 1.0
AstroLink 4 Pi manual - astrojolo.com
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