Questions tagged [hardware]
Computer hardware is the collection of physical elements that constitute a computer system
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Ways to Design Automotive Sensors from scratch? [closed]
I have joined a Automotive Sensor Development Team. Can anyone explain me the ways to design and develope a automotive sensor from scratch to finish. Eg.: HV Current Sensor.
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How to use a Raspberry Pi to discharge a high voltage capacitor
I'm trying to use a piezo element as a tactile feedback actuator. I've successfully managed to use it with 10 * 9V batteries in series which had an output of 90 volts. However, I'd like to test it in ...
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FTDI chip not working properly [closed]
I recently purchased an FTDI chip from AliExpress. However, every time I try to use it on Linux via the picocom command, it gives me a lot of unknown characters. I ...
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How do I design a USB interface to program a custom microcontroller?
I am trying to design a microcontroller board that I can program over USB (like an Arduino). I would like to use the STM32L412KBU3, and going through the data sheet I see that USB_DM and USB_DP are on ...
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Opamp Alternative Choice
In this study, this diagram was created for the preamplifier design. Is the LT1001 a correct match for the opamp? For the diagram above, I think pins 1 and 8 are Vos trim(white,pinB), pin 5 is NC(...
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Are LTE-M or NB IoT Sim modules (eg from simcom) carriers restricted?
I am currently planning to build a board which will have to use LTE-M or NB-IoT technology due to their low consumption and because I do not need large data bandwidth. The targeted region is Africa.
I ...
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Why is this 8051 ASM code not working?
I’m trying to implement an automated parking lot using an 8051. I’m using stepper motors to function as gates at the entrance and the exit of the parking lot that open whenever the IR sensors placed ...
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Same hierarchical block for different power supplies in Altium Designer
I need to repeat one circuit in my design but connecting it to different power supplies. Because it is a repetition (iteration) I have decided to use a hierarchical block and copy it 3 times. The ...
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Why can't software capture PCIE packets?
I found this question in Stackoverflow and the answers say:
I don't believe so -- from a software viewpoint, PCI-E is quite well
disguised to look like (fast) PCI.
As far as I know, nearly the only ...
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Do I need to glue connectors to my debug board, so they don't come off?
I designed a debug card for the Virtex 7 FPGA VC707 Evaluation Kit
My card has two large connectors Vita 57.1 (FMC-HPC). Each with 400 BGA pads.
I was wondering, if I shoulod use any glue to keep the ...
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How to add colorful logo to PCB in Altium Designer?
I was going through Twitter, and I found this PCB I want to know how they add the colorful logo to it and it can be done in Altium Designer.
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Improving Analog Input Readings into an Arduino - Circuit Design
I am designing a SMPS (see previous question if curious) and need to provide the mcu with an output feedback voltage to dial in the duty cycle for closed loop control.
Using an Arduino (Leonardo in ...
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1
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Utilizing Multiple USB 3.0 Ports for USB-C DisplayPort Alt Mode
I'm currently exploring the possibility of leveraging multiple USB 3.0 ports to collectively emulate USB-C DisplayPort Alt Mode for connecting an external monitor.
Is it technically feasible to ...
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I need to keep pressing EN on ESP32 custom board after restoring power so it can work
I've noticed that whenever i unplug the power supply on my board and plug it again, i need to press the EN button so it can start working again, knowing that i've tried 100nF, 2,2uF and 10uF on C4 ...
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How is the address line A20 enabled in modern hardware?
In the olden times, the memory address line 20 (A20) of the 80286 and others was automatically masked by the IBM AT motherboard. It could be enabled using the keyboard controller. Then the 80486 ...
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