Questions tagged [software]

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Software and Firmware with respect to microcontrollers and FPGAs or ICs [closed]

I was trying to read more about the software portion related to ICs. In some places, the codes are referred to as software and in some places it is mentioned as firmware. Can someone tell me what is ...
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27 views

Porous silicon simulator

What software does porous silicon simulations? I didn't find it in my searches. The closest was TCAD Atlas, but it gives more prominence to cmos. I would like to know if there is (names) software that ...
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1answer
99 views

Sending an impulse to oscilloscope from software?

I am currently trying to measure the time it takes from [the moment a flag is set programmatically in software before rendering some graphics] to [[the moment the graphic is actually displayed on the ...
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1answer
33 views

Using the UBT-12HC Serial Bus Motor with Arduino

I recently bought this motor and am trying to figure out how to use it. I also need a driver as this Bus Servo uses omnidirectional Serial communication. That is why I also bought this TTL board. I, ...
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88 views

Image recognition for PCB - is this available?

I have a populated PCB, and I want to draw a circuit diagram of it. For printed documents, you have OCR which can recognize text in an image. Is something similar available for PCBs? i.e. I provide ...
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4answers
143 views

What is the difference between software and firmware? [duplicate]

I've started learning about embedded coding. The words 'firmware' and 'software' are a bit ambiguous to me still. My understanding is that software is high level language tailored for user interaction,...
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1answer
65 views

How to simulate magnetic field of a toroidal solenoid?

I am trying to simulate the magnetic flux inside and outside of a classic toroidal solenoid. The simulation must be able to simulate a toroidal solenoid with several densely wound layers of copper ...
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1answer
50 views

Unpowered ATmega in a powered circuit

I have an application involving an ATmega328 which may be powered while the ATmega is not. The circuit is an led driver (operating at 24V) which can be controlled either by potentiometers or digitally ...
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24 views

Change Schematic Background to custom color in Eagle

I am still using Eagle 7.7 and I know how to change the schematic background to black, white or colored. Under Options>Set>Colors I have the option to change each color but all 3 seem to be ...
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3answers
82 views

What's the tradeoff of amplifing the output of an inverting op-amp in software vs using a higher feedback resistor?

Suppose I have an inverting op-amp (part of a trans-impedance amplifier circuit) that gives me a slightly-positive-but-small signal, and the output goes into a ADC. I have two choices: Increase the ...
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1answer
86 views

Transistor simulation not working properly in Proteus

I'm recently working with Proteus. So I created a simple schematic for a transistor to work as a switch. But when I simulate it, it doesn't work as it should. In the picture below you can see that the ...
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2answers
1k views

Why use const variables instead of preprocessor directives when programming embedded with C++

I read on here that when programming with C++, const variables are better than preprocessor directives, ie #define, for declaring constants. I'm confused about why that is the case. I understand that ...
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1answer
64 views

What are the tradeoffs between a single HID descriptor/endpoint with multiple reports vs multiple HID descriptor/endpoints each with a single report?

Consider the two following setups: Setup A: Single device with a single HID descriptor and endpoint pair, whose Report descriptor contains multiple Collections and Report IDs. Setup B: Single device ...
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38 views

Simulating the capacitance of two (perfectly conducting) metal rods

I have two (perfectly conducting) metal rods (with a diameter of 10mm and a length of 150mm) which i put up (with a distance of 100mm from each other). Now I want to measure the capacitance of the two ...
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66 views

Arduino reboots or Hangs Up: Memory/Stack problem?

Using an Arduino Uno. Code runs fine for long periods of time and then either reboots or hangs up. Sometimes problem happens soon after power up. I have been researching causes on Stack Exchange, and ...
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27 views

Convert/Import old Multi-board Assembly

I am using Altium v20.2.4 and i have a Multi-board Assembly project from Altium v18. I am trying to open this document (*.MbaDoc). As it is for an older Altium version i get the info to convert it for ...
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47 views

Multisim Mathematical Equation for AC Sweep Analysis

I am trying to create a simple bode plot from an AC analysis sweep in Multisim. As shown in the picture, I have my voltage V(PR2), and I have created an expression for 20*log(V(PR2)). However, this ...
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1answer
18 views

How do I EM-Extract a subcircuit and define a different em/drawing-layer than the original circuit in AWR?

I have a 4-layer project in AWR/MWOffice and have built a parameterized microstrip inductor schematic (named "spiral") with a "Line Type" of layer1 that I wish to reuse on another ...
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1answer
443 views

Using Git version control software with IAR Embedded Workbench

I have been using Git / Bitbucket to manage versioning for Altium and MPLAB and have recently started using IAR for the STM8 series MCUs for a series of projects. Is there any Git integration to IAR ...
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18 views

Code error: platform.txt from core 'DFRobot Boards' contains deprecated recipe.ar.pattern

I've been trying to program a DFRobot Bluno board with Arduino software recently. It worked fine before but now I keep getting the following error: Arduino: 1.8.13 (Windows 10), Board: "Bluno M0 ...
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0answers
40 views

Identifying a schematic file and converting for use in Altium

I have a few schematic files which I need to open up in Altium, they are all *.sch files and when opened in Altium appear completely blank. When opened with a text editor they do appear to have all ...
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1answer
440 views

Programming a Microcontroller - JTAG and SWD

I have this Microcontroller - S32K118 64 pins. I want to load my software datafile into the microcontroller using the debugger mentioned below. I am using this J-LINK Segger BASE debugger model to ...
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1answer
269 views

FlatCAM black plotting area problem

I am trying to learn to use this software called FlatCAM that converts gerber files into gcode. The problem is that my plotting area is completly black, and when I open the gerber files, I don't see ...
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1answer
79 views

Is there good inductor calculation software? [closed]

What's a good software package for calculating all-around parameters related to inductors? Not necessarily simulating them, but just static analysis with common quantities of interest. I've used ...
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1answer
37 views

Software identification of a DIY (guitarist) CAD application

I know there is a reasonably popular tag for component identification, however I have a question about software identification. Before I used KiCad (when started with electronics), I used for a while ...
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1answer
65 views

Is it possible to hack/edit a camera's software to add custom features? [closed]

I am not a programmer but I am curious if it's possible to hack my Canon camera to be able to work in sync with a custom gimbal that I'm thinking of building. I want to add an object tracking feature ...
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1answer
45 views

Built in Self Test - In Embedded memories

I am reading this thing called -BIST (Built in Self Test). I understand that, before a module enters its intended functionality, this BIST is made to run within the module. Once, this BIST is passed, ...
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2answers
52 views

CADENCE: layout error

I'm having problems contracting, in CADENCE for some modification that I can't use the layout, I normally did the INVERTER and AND ports, but when I get to the NAND port there are some errors, a ...
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45 views

problem in defining parameters in CST Suite Studio

I want to define the thickness of a material as a parameter in CST Suite Studio. When I give the integer value to the parameter, the model is designed correctly and has a thickness, but when the value ...
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4answers
238 views

How to indentify which PCB revision at runtime? [duplicate]

I have a board going out into the wild which we know over time will be revised for various reasons including cost, EOL components, reliability etc. We will also be providing firmware update on an ...
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2answers
124 views

Embedded hardware from software developer point of view

for the first time I have been facing a task to develop software for a given embedded hardware (Xilinx Zynq 7000 - datasheet) from scratch. The software which I am going to develop will control ...
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1answer
44 views

CADENCE wireless connection

I would like to know if you have a way to call without needing a line of communication at CADENCE? See the example in the PROTEUS software image, at the time I made the connections without needing ...
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1answer
27 views

Power output in an Arduino using analogwrite()

I understand that using arduinowrite(anynumberoutput,0-255) will give me a average voltage output x/255 *5v to be outputted from Arduino. Hence, when this question ask, An PWM is generated by the ...
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1answer
37 views

Altium automatically adds footprint to new library component. How to solve it?

I have a problem with Altium and i couldn't solve it. When I add new symbol to my integrated library, by default it has 6 footprints and the symbol designator and comment is same every time (not ...
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1answer
30 views

Software for computing AC resistance in a transformer - Proximity and Skin effect - Dowell Equations

I'm looking for a software which can compute the losses (or just the AC resistance of the wires) in a transformer due to proximity and skin effect in function of the different parameters of a ...
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1answer
34 views

How do BIOS controls/settings affect hardware?

What exactly happens when you change the configuration settings in BIOS? Does it change some register value in the subsystem's register set directly?
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1answer
232 views

Simulation circuit program open source

I need to perform circuit simulations and from what I have been able to see the programs that are most used for this practice are Proteus and Multisim. But such programs are not open source. I have ...
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1answer
116 views

Unknown schematics

I'm trying to open some circuit schematics for some equipment I have in my lab. However, they were designed some time ago (2013) by an unknown technician with an unknown program. There are two folders,...
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1answer
94 views

Best practice for handling buffers

I'm writing some evaluation code with a lot of rx/tx operations, using the same two buffers and I started to think about how this could easily go very wrong. I can argue that it is nice to clear/...
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75 views

RF Communication Simulation Software

I was wondering about free software for modelling RF communications, such as creating a transponder equipment line up, changing equipment parameters etc and modelling performances like BER, S/N, Phase ...
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2answers
727 views

Troubles connecting microcontroller STM32 NUCLEO-F401RE as a USB device to PC

This is as much a software question as it is electronics question, but here we go. I am very new to STM32 micro controllers and I've been sitting with this problem for the last 3 days of so My goal: ...
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0answers
109 views

Circuit drawing software

Does anyone recognize the software in whitch these circuits were drawn?
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0answers
615 views

Importing EasyEDA project to EAGLE

I have a problem with uploading my EasyEDA project to EAGLE. Is there a way to open project from EasyEDA in EAGLE, I'm unable to find anything about it. EasyEDA exports files in .json format.
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6answers
3k views

How do you structure large embedded projects? [closed]

Background: Junior R&D electronics engineer (the only EE in the company) - the hardware and the coding is not the problem. My biggest issue is getting a proper overview of the project, and where ...
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0answers
58 views

Chua's circuit's pattern not fully shown

I have made a Chua's circuit, and hooked a soundcard oscilloscope to it, to measure the voltage across C1 and C2. Circuit diagram: Source:Kennedy 92(pdf). Software used: soundcard scope. The ...
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1answer
748 views

What is single and multi connection mode( AT+CIPMUX=0 or 1) in esp8266 AT commands

I was studying the AT commands to program atmega328p for the communication with esp8266. Now I am confused with the command AT+CIPMUX=0 or 1 , it explains that 1 for multiple connection, 0 for single ...
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2answers
78 views

Scanning simultaneously across 2-dimensions electronically (like a “3D oscilloscope”)

I have a laser that has sensitivity to two electrical inputs (that can be input simultaneously). Of course, I can easily add an electrical signal with an input of a "linear sweep", and observe the ...
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2answers
104 views

Software vs hardware-defined GNSS receivers

I am conducting research into the accuracy of smartphone positional fixing accuracy. I have come to understand that smartphones use software-defined receivers rather than hardware-defined receivers. ...
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1answer
321 views

Range for raw analog import in PulseView (SigRok)?

Apologies in advance if I chose the wrong forum - this is mostly a software question; however, I thought it would be irrelevant to most on StackOverflow that don't do electrical engineering, so I ...
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2answers
1k views

Drawing circuits with IC pinout diagrams [closed]

I am not sure whether this community or the tex.sx is the most appropriate for my question. I have an assignement where I am given a boolean expression and I have to implement these expressions using ...

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