The processing tag has no wiki summary.
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Precision Tracking filter required
I don't mind if it's a band-pass or low pass filter (although I think low-pass will give a better result). Input operating frequency range is 100Hz to 1kHz. Input amplitude will be about 1Vp-p and ...
2
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1answer
138 views
How exactly do all FPGAs work together on this board to carry out high speed calculations
The board I am referring to is called "Merrick 3" from "Enterpoint (ltd)". The web page can be found here: http://enterpoint.co.uk/products/asic-development-high-performance-computing/merrick-3/
I ...
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0answers
60 views
Best camera and processor for High-Speed Stereo Vision [closed]
I'm currently developing a high-speed stereo vision project. So far we've coded all the necessary algorithms and already tested a prototype in matlab (which couldn't get above 30fps). The next step is ...
8
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1answer
156 views
Arduino serial communication protocol design
I make a drum sequencer interface for electronic music.
It uses an arduino mega as it's microprocessor, and currently it interfaces to a Processing program that I wrote for serial communication. ...
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2answers
135 views
What amplifier circuit to use for a wheatstone bridge force transducer [closed]
I would like to amplify the signal from a force transducer which can measure load from 0-1500g. The object i am using is less than 1 gram. I would need an operational amplifier. I would like to know ...
4
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2answers
402 views
Why not SRAM for FPGA in image processing?
I'm beginning with VHDL coding and I've done some basic image processing on my development board.
I've noticed that most FPGA development boards often use DRAM (SDRAM, DDRAM) as RAM.
For example, I'm ...
8
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4answers
318 views
Are processors designed using different technologies?
Can/Are processors be designed using different technologies ?
What I mean here is: in, for example, Intel's 28nm processors, are all the gates in that processor built in 28nm technology or are only ...
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1answer
96 views
Determing the Phase Angle of the following code: [closed]
I'm trying to determine the phase of xx after the code is run. You shouldn't need to actually run it to determine it however, as it is unclear on the graph. The two phases present appear to be (-3*j) ...
3
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1answer
139 views
Why does increasing sampling density in the frequency domain separate overlapping artifacts in the spatial domain?
I have employed the fourier(projection) slice theorem in matlab. I have a 3D image, P(x,y,z) defines their pixel intensities at a given location int he image volume, it is discrete and uniform. I take ...
9
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4answers
740 views
Signal Processing with Op Amps
I'm tasked to reproduce the following signal
using only Op Amps (and resistors).
I'm pretty sure I must add two signals, the square and triangular waveforms, it is just pretty hard to figure out ...
1
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1answer
771 views
Is there a more robust Serial communication library for Arduino and the desktop?
Was wondering if there exists anywhere a serial communications library that can handle the following:
simple compression/uncompression of the sent data to allow for higher amounts of data throughput
...
1
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1answer
245 views
Processing RXTX issue [closed]
I am new to Processing and attempting to write code to communicate with my Arduino - on a linux platform.
When I run the following code:
println(Serial.list());
...
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1answer
206 views
phidgets bridge with processing
thanks for your response. here are some clarifications :) :
The product you've attached is the exact same one I'm using. To this can be connected 1- 4 load cells, as can be seen here:
...
4
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2answers
232 views
How are high-speed serial signals processed?
High-speed serial links such as Gb ethernet, PCIe, Firewire, etc support bit rates that suggest signalling frequencies far in excess of typical clocking speed of typical chips. I am wondering how ...
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votes
1answer
98 views
What is the most monetarily cost effective way to buy computing power? [closed]
Assuming unlimited space and power what is the cheapest way to buy off the shelf processing power (GPUs, microprocessors, etc.)?
I am looking into doing a fluid dynamics simulation, with an ...
3
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2answers
490 views
how to solve the solder joints not shiny?
I have met a problem, need your help.
I had used Sn62Pb32Ag2 (liquid temperature is 179℃)solder paste to solder components for many years,solder joints always are shiny.
but recently,when I used it to ...
1
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1answer
2k views
How can I send multiple values from Processing to Arduino via Serial library?
I've done a basic test sending a single int value to Arduino from Processing via the Processing Serial library and all's fine. I would like to send multiple int ...
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1answer
173 views
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1answer
1k views
Arduino Serial communication troubles
I'm having problems getting my communication code to work. I enter the data 1, 0, 255, 50 and then it errors (shouldn't it wait until 8 bits have been sent?) it exits with my debug message of ...
3
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3answers
473 views
Understanding CMOS performance and complexity for ASIC : 350nm to 45nm process
I am trying to build an ASIC chip with the help of the MOSIS project. (They make it cheaper by combining multiple small project into a single fab). I have a choice between 350nm to 45nm, and ...
0
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1answer
315 views
Using Arduino/Processing to print text on screen when an LED light up
I have a question regarding the programming of printing text on the screen after an LED lights up on a breadboard. Should we plug in the LED into the Arduino board or a regular breadboard? How do I ...
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3answers
2k views
How to import a library into a Arduino program?
I have a Arduino program wich make use of the processing library.
The program code starts with
import processing.serial.*;
When I try to compile it with the ...
1
vote
1answer
316 views
RFID Reader coding
I Have got my ID-12 module active and putting out the RFID tags' details to Serial as
String valu = port.readStringUntil('\n');
... then I print that to serial. ...
2
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3answers
144 views
Streaming a section of video to an external display
I want to be able to connect an external display to my Windows PC (in addition to the existing one), and stream a selected portion of the screen to this display. For example, if I have a small ...
3
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1answer
180 views
Pros/Cons of different backplane architectures?
Are there some general resources (other than spec sheets of boards) to compare the differences between computing formats like VPX, VME, IBM bladecenter-h, etc?
I am tasked with doing some legwork ...
2
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2answers
256 views
Serial nested if statements (Not working)
I have been trying to get this to work for a few days.
What i have at the moment is TouchOSC installed on my Iphone sending commands to a processing program, which in turn simplify's them and sends ...
5
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3answers
251 views
Problems installing 'Processing'
I am new to the whole Arduino thing and am having problems loading 'Processing'.
When I attempt to run the Processing program it says 'This Program requires Java Development Kit 1.5.0'. When I go ...
