Questions tagged [microelectronics]

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1answer
29 views

Controller vs Micro controller?

We often listen both term in electrical engineering? First one is seen in control systems course and second one in course of embedded systems But what is difference between both of these terms?...
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2answers
48 views

What kind of mechanism can be used to rotate a part in 180 degrees (Ψ (yaw)) and 30degrees in 𝜃 (pitch) direction?

Let's say we have a flat object. We are asked to create some mechanism so that the part can rotate in the shown angles above. What mechanisms can be used?
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1answer
28 views

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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0answers
13 views

Effect of a magnetic field on a comparator?

I currently have a very small comparator device that is attracted to a magnet, not sure yet why. I'm wondering if the presence of a magnetic field can alter the function of a comparator while it is ...
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0answers
28 views

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 ...
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0answers
33 views

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 ...
1
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1answer
37 views

How to use consumer electronics for industrial application on high temperature

I need to measure the width of a bar made out of glowing red steel (900-1200 degrees Celsius) using computer vision. In order to ensure resolution of a 0.5 millimeters/px, the camera is needed to ...
4
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1answer
192 views

Making my microcontroller transmit audio to any bluetooth headphones/speakers

I am creating a microcontroller on a custom PCB design for an MP3 player. I would like to consider integrating bluetooth into it. When I say integrating bluetooth into it, I specifically mean ...
2
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3answers
62 views

Why resolution of photolithography evolved gradually?

Moore's law states that no of transistors on a given area doubles every 18 months. Electronic components are typically made by photolithography. So, Moores law basically limits the resolution of ...
1
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1answer
36 views

RTC interface with PIC16F877A

I am newbie to embedded programming. My problem is I can write and read data to ds1307(by saying using I2C debugger). But my received data on LCD showing 0xE1 constantly for every changing second. Is ...
1
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1answer
69 views

Can different analog and mixed signal devices be combined on a single chip

Say I want N-ADCs, M-amplifiers, K-filters, and why not, an oscillator too. Is there a platform to combine whatever device i need, and that this platform is implemented on a single chip? I know an ...
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3answers
3k views

Effect of magnetic field on electronic components

Are electronic components like diodes,transistors, micro-controllers, microprocessors, wireless transceivers etc are damaged by strong static or dynamic magnetic fields? If yes, at what strength the ...