Questions tagged [microelectronics]

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How to establish good ohmic contacts between Gold electrodes and Germanium Hall bar?

I am trying to get good ohmic contacts at low temperatures (4K) for a SiGe/Ge/SiGe quantum well Hall bar and so far this has been very challenging to me. The electrodes are made with Gold and these ...
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How do I make sure I don't damage electrical components (L293D, RaspberryPi, & DC Motors)?

I have a RaspberryPi that will control 4 DC motors. I will be using 2 L293d ICs. The 2 ICs will be powered by a 24v 5A Power Adapter. Question: What other components do I need? I imagine I would ...
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Nemeus XM001 / MM002 booting error

This is my first question on this forum, In the case of a project I use the beaglebone black (BBB) as motherboard and a LoRa Nemeus XM001 module, this last one integrates the Nemeus MM002 module. The ...
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Hover Stylus for capacitive touchscreen

Capacitive touchscreens do not rely on touch as the name suggests but rather measure the distortion of the electrostatic field. To my understanding a touchscreen might be able depending on the build ...
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Name of protocol used to communicate with Fuelling Station Dispensors

I am trying to figure out the actual (Range of ) communication protocols used to communicate with Fuel Dispensers at fuel retail outlets. I see them write 2-wire protocol which is not specific as ...