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1
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1answer
77 views

STM32: Saving 50Mbit/s data in sdram or sd card

Could STM32f429 save image data to sdram or sd card? Camera module outputs its data at a data rate of 50Mbit/s via 8 parallel ports. What I want to do is to save this data into the SDRAM or SD card as ...
0
votes
2answers
32 views

Why am I getting an error in my transfer function?

I'm trying to solve part b here, and my transfer function is coming out as -1.25s/(s^2 + 2.05s + 1 instead of the given -1.25s/(s^2 + 1.6s + 1). Since there were no initial conditions, I just ...
0
votes
2answers
120 views

How to transfer electrical power from stationary to rotational part.that can be used for POV display?

I have been researching how to transfer electrical power from stationary to rotational part. Some of them showed the means by using slip spring rings like in this website ...
0
votes
0answers
234 views

Convolution in Matlab of transfer function

My problem is find the output to U(t+1)-U(t-1) with Matlab given the transfer function H(s). I know that I should be able to find the output to any input of an LTI system when given H(s), so I tried ...
4
votes
3answers
182 views

Why interfaces and buses gets faster with every version if they are physically the same?

An interface or computer expansion bus gets faster with every version eg. PCI express 1.0 is 4GB/sm, PCI express 2.0 is 8GB/s, PCI express 3.0 is 16GB/s. I understand that things like microprocessors ...
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votes
4answers
8k views

Baud rate calculation

I have an exam tomorrow and I'm confused on the following question, that may be asked in the exam: One byte data with parity bit by using asynchronous serial transmission with two stop bits. For ...
-1
votes
1answer
106 views

Calculate the transfer function [duplicate]

I have a question about this circuit.What is the transfer function for this circuit?
3
votes
2answers
489 views

Transferring arbitrary data via Bluetooth Smart (BLE) with nRF51

I was wondering if it was possible to send arbitrary packets of data over a Bluetooth Smart (Low Energy, 4.0) link from a nRF51 (Nordic Semi, BLE compliant SoC) to a phone? Also if you don't know the ...
2
votes
3answers
1k views

Low Voltage DC Automatic Transfer Switch

I am new to circuits and have a very basic knowledge, and am currently interested in building a simple circuit that would take 2 DC inputs each of 12V 1.5A and output 1 x 12V 1.5A input even if 1 of ...
2
votes
2answers
214 views

Wireless transmission of energy through a layer of non-conductive material

Is it possible to effectively transmit energy by electromagnetical induction? I have a plate of nonconductive material (5-10 mm) and I would like to transfer electrical energy from circuit on one side ...
-2
votes
1answer
484 views

spidev_test.c analysis [closed]

I'm trying to connect a Raspberry Pi with a PIC32 through SPI. For RPi I'm using the spidev_test.c code (I'm modifying it to suit my needs) but... because I'm a novice in programming hardware, I'm ...