Core One chamber heater and servo communication + max temperature
 
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Core One chamber heater and servo communication + max temperature  

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AL
 AL
(@al-2)
Active Member
Core One chamber heater and servo communication + max temperature

Ive been working a thing, which can heat the chamber and uses a servo actuated flap to switch between exhaust and circulation: https://www.printables.com/model/1445294-air-manager-chamber-heater-and-filter-v05

However, I am trying to get it to be able to communicate with the printer. To anyone who has the GPIO board/knows stuff about GCode, is it possible to use it to send signals, eg: at the start and end of the print, and based on loaded filament type. I would like to be able to have the printer signal the end of the print to turn off the heater.

Also what might be the max rated temperature of the components in the Core one? I have been limiting myself to 55C so far. Would it be safe to push to 65C, because I would assume/hope that all of the components are rated for that.

Napsal : 20/10/2025 8:15 pm
ssmith
(@ssmith)
Estimable Member
RISPONDI: Core One chamber heater and servo communication + max temperature

This is a good overview of the hackerboard, and there are several other videos on his channel using it.

 In short, yes gcodes can set the state of hackerboard outputs. Once set, the gpio state is stored on the xBuddy board and persists over reboots and power cycles, until changed.

Napsal : 21/10/2025 2:59 am
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