Summary of Contents for AHP GT1
- Page 1 AHP® GT1 Motor Controller Manual and Usage Guide Revision 1 – 2018/03/06 Ilia Platone – AHP®...
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Page 2: Table Of Contents
AHP® GT1 Motor Controller - Manual and Usage Guide Table of contents Chapter Page 1. GT1 specifications 2. The microstepping function 3. The ST-4 or GPIO port 4. The connection to motors or actuators 5. The communication port 6. The configuration utility 1. -
Page 3: Gt1 Specifications
AHP® GT1 Motor Controller - Manual and Usage Guide GT1 specifications The GT1 is a stepper motor controller with goto functionality compatible on all types of telescope mounts, being able to set the number of steps per worm and axis revolution. -
Page 4: The Microstepping Function
The ST-4 or GPIO port The GT1 is equipped with an ST-4 autoguider port, which can be customized for specific functionalities like incremental encoder readings or to drive leds or other peripherals. When updating the firmware, or when configuring the device, you can choose how to use the GPIO port, if you desire the default ST-4 function, or to change its function, or else to not use it at all. -
Page 5: The Connection To Motors Or Actuators
If the user prefers to not use a SynScan® controller, then there is the chance to simulate its protocol and drive the GT1 from a Personal Computer or an SBC box. The GT1 is compatible with EQAscom and INDI EQMod drivers for ASCOM and INDI platforms respectively. -
Page 6: The Configuration Utility
After upgrading, confirm by pressing the OK button and wait a minute, then select again the serial port where the GT1 is connected. CAUTION: PLEASE DO NOT UNPLUG THE CABLE OR POWER... -
Page 7: Bootloader Updated - Firmware Loading
“Flash” button. If the firmware is updated with success, then a confirmation dialog will appear. After this step, please re-select the COM port on which the GT1 is connected. The configuration Utility will say that the GT1 is ready to be configured. -
Page 8: Failsafe Mode - Reset
To do this you should open the GT1 box and act on the circuit board. To do this please use much attention, or you may cause irreversible damage to the device. Here the steps to do to start the GT1 in fail-safe mode: ... -
Page 9: Firmware Configuration
The Firmware of the GT1 permits various configurations of gear ratios, maximum speed allowed, acceleration and microstepping maximum speed. These settings can be changed and saved into the internal memory of the GT1 using the configuration software. Illustration 2 shows the graphical layout of the configuration... -
Page 10: Calculation Of Gear Ratios
AHP® GT1 Motor Controller - Manual and Usage Guide Calculation of gear ratios Gear ratios are calculated using as base unit the gear tooth. Generally telescope mounts use a crown/worm gear configuration, most of the times they are equipped with a gear reduction on the motor to the worm. Stepper motors are positional motors, having a number of steps to complete a 360 degrees turn. -
Page 11: Mount Types
AHP® GT1 Motor Controller - Manual and Usage Guide Motor steps: number of steps of the stepper motors to complete a 360 degrees turn Motor teeths: number ot teeths of the gear at the motor Worm teeths: number of teeths of the gear at the worm gear ... -
Page 12: Configuration Profiles
AHP® GT1 Motor Controller - Manual and Usage Guide Configuration profiles Each time you want to update the configuration of your GT1, you must click on the “Write” button, and you can save your current settings into a profile of your choice. -
Page 13: Maximum Speed Vs. Gear Ratio
GT1. AHP® team declares itself and its employers not responsible by usage of its peripherals and devices without the right care. - Page 14 AHP® GT1 Motor Controller - Manual and Usage Guide Dimensions All dmensions are in mm.
- Page 15 GT1 official page: https://www.adpasuite.com/gt1 EQMod home page: http://eq-mod.sourceforge.net INDI Library home page: http://indilib.org Contacts and informations: info@adpasuite.com info@iliaplatone.com AHP® is a registered trademark by Ilia Platone. All rights reserved. AHP® Is located here: Ilia Platone via Ferrara 54 47841 Cattolica, RN Italy...
- Page 16 AHP® GT1 Motor Controller - Manual and Usage Guide AHP® LISTINO PRODOTTI ESTATE-AUTUNNO 2018 UPC/EAN NOME DESCRIZIONE PREZZO (IVA ESCL.) 635292392962 GT1 GT1 MOTOR CONTROLLER WITH GOTO € 160,00 635292392979 PM5 PM5 POWER MODULE € 104,00 GT1KITSTEP 635292393013 GT1 KIT STEPPER GT1 STEPPER MOTOR KIT WITH GOTO €...
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