Questions tagged [software]
If your software question isn't electronics related, ask on stackoverflow.com
276
questions
0
votes
0answers
37 views
What is the problem with "Undefined symbol 'prac7_proc2'"
I have the following code(I'm pretty new in VHDL):
...
0
votes
1answer
48 views
How to control voltage using PID when driving SCR?
I am designing a scr based digital battery charger for the first time and have successfully driven scr to provide 110V-DC from a 140V singe-phase transformer. 2 SCR-diode combination forms full bridge ...
-2
votes
1answer
39 views
TDA0161: software for simulation?
In what simulation software can I run a circuit with a TDA0161 proximity detection IC?
5
votes
1answer
237 views
Themes / color schemes in LTspice?
I was wondering yesterday if there are any theme / color scheme manager for LTspice.
There are times you want it on light mode, and times when dark mode suits better. Google didn't yield any results ...
0
votes
1answer
50 views
Reading IMU Outputs Faster
I have a circuit which has:
STM32F446RET6 MCU
2 IMUs
1 Barometer Sensor
1 Micro SD Card Module
1 External Flash Chip
1 GPS Module
1 LoRa Module
And when I try to use all of them in my code I can ...
1
vote
2answers
70 views
Orientation calculation from gyroscope data
I am integrating gyroscope values to get orientation data, but I have a few problems with my code.
When I move my IMU and make like 100 degrees, the IMU can detect the movement somewhat accurately. ...
0
votes
2answers
59 views
232RL as COM port: Recognize the device on commercial product - from the software's perspective
I am making a device that uses 232RL to translate from UART to USB and windows see a COM port. The connections are like so:
simulate this circuit – Schematic created using CircuitLab
I want to ...
1
vote
1answer
54 views
Altium schematic symbol weird behavior when rotated
Hi I am not new to Altium however I am facing a problem that I think is in the 2020/2021 versions.
the problem is that schematic symbols drawn using IEEE symbols (inverter in this example) is working ...
0
votes
1answer
30 views
ATmega 2560, additional software serial port advice
I am trying to make a project with an ATmega 2560 microcontroller. I need 5 UARTs, but the microcintroller has only 4 of them. I want to connect 4 of them to RS485 and 1 additional software serial to ...
0
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0answers
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 ...
0
votes
1answer
102 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 ...
0
votes
1answer
154 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, ...
2
votes
0answers
89 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 ...
1
vote
4answers
242 views
What is the distinction between software & 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,...
0
votes
1answer
176 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 ...
0
votes
1answer
57 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 ...
0
votes
0answers
39 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 ...
0
votes
3answers
84 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 ...
0
votes
1answer
374 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 ...
3
votes
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 ...
0
votes
1answer
114 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 ...
0
votes
0answers
40 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 ...
1
vote
1answer
19 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 ...
4
votes
1answer
766 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 ...
0
votes
0answers
43 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 ...
1
vote
2answers
661 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 ...
0
votes
1answer
453 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 ...
1
vote
1answer
108 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 ...
0
votes
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 ...
-1
votes
1answer
67 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 ...
0
votes
1answer
54 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, ...
0
votes
2answers
68 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 ...
0
votes
4answers
337 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 ...
0
votes
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 ...
0
votes
1answer
63 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 ...
0
votes
1answer
29 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 ...
0
votes
1answer
39 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 ...
0
votes
1answer
33 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 ...
0
votes
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?
1
vote
1answer
292 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 ...
2
votes
1answer
123 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,...
1
vote
1answer
101 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/...
0
votes
0answers
98 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 ...
0
votes
2answers
876 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: ...
3
votes
0answers
123 views
2
votes
0answers
887 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.
22
votes
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 ...
0
votes
0answers
60 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 ...
0
votes
1answer
995 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 ...
0
votes
2answers
80 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 ...