INDI Allsky configuration for your SkyCamOne HAT
Independent of which SkyCamOne HAT you have (for RPi 4B or for RPi 5), this page explains how to use your SkyCamOne HAT features with INDI Allsky.
We’ll tell you where to configure each feature.
Stepper motor for focus
If you have a stepper motor connected to your camera lens (with the GT2 kit for instance) to enable remote focus or even autofocus, this is how to configure it in INDI Allsky.
- Log into INDI Allsky (default via https://raspberrypi.local/)
- In the menu, click on Config.
- In the config screen, click on the Devices tab and scroll all the way down.
- Under the Focuser section, fill out as follows if you have your stepper motor connected to the STEPPER1 connector on your SkyCamOne HAT.

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- If you have your stepper motor connected to the STEPPER2 connector on your SkyCamOne HAT, fill out like this:

- Finish applying these settings by clicking on “Reload on Save” and then on “Save” at the bottom of the page.
SHT31-D temperature and humidity sensor
We would advise you to use one of our SHT31-D temperature and humidity sensors to provide the readings necessary for the dew heater logic within INDI Allsky.
Connect it to your SkyCamOne HAT using any length of QWIIC cable that we provide. Insert the cable into one of the three QWIIC ports on your SkyCamOne HAT.
- Log into INDI Allsky (default via https://raspberrypi.local/)
- In the menu, click on Config.
- In the config screen, click on the Sensors tab and scroll down.
- Under the Sensor A section, fill out as follows:

- Finish applying these settings by clicking on “Reload on Save” and then on “Save” at the bottom of the page.
Dew heater
After configuring your SHT31-D temperature and humidity sensor, you can proceed by configuring your dew heater. Your dew heater is connected to the DEW HEATER screw terminal on your SkyCamOne HAT.
The dew heater will be enabled or triggered depending on the readings of your SHT31 sensor.
- Log into INDI Allsky (default via https://raspberrypi.local/)
- In the menu, click on Config.
- In the config screen, click on the Devices tab and scroll down.
- Under the Dew Heater and Enable Dew Heater Thresholds sections, fill out as follows:

- Finish applying these settings by clicking on “Reload on Save” and then on “Save” at the bottom of the page.
PWM Fan (5 volts)
After configuring your SHT31-D temperature and humidity sensor, you can proceed by configuring your 5 volts PWM Fan. Your fan is connected to the FAN connector on your SkyCamOne HAT.
The fan will be enabled or triggered depending on the readings of your SHT31 sensor.
- Log into INDI Allsky (default via https://raspberrypi.local/)
- In the menu, click on Config.
- In the config screen, click on the Devices tab and scroll down.
- Under the Fan and Enable Fan Thresholds sections, fill out as follows:

- Finish applying these settings by clicking on “Reload on Save” and then on “Save” at the bottom of the page.
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