The tag has no usage guidance.

learn more… | top users | synonyms

-1
votes
1answer
43 views

transfer function confusion

It has been said that Vout = Va/2 I'm not sure why this would be. Could someone please tell me why?
0
votes
1answer
35 views

Impedances to simplify RC circuit?

Suppose I am trying to solve the following circuit, where \$V_i\$ is the potential seen from the top branch to the bottom branch (which is 'grounded') and \$V_o\$ is the potential across \$C_2\$: ...
0
votes
1answer
40 views

Cannot figure out resonance of an LRC circuit

this is my first time here, nice to meet you all. In one of my classes we are studying the resonance of an LRC Circuit where the C branch is in parallel with an RL branch. This circuit is driven by ...
0
votes
0answers
54 views

LC circuit cut-off frequency with parallel C

I have to find a cut-off frequency for second order low pass filter consist of LC and RC as branch for the filter. as shown in the figure. Please can you tell me if I have to consider the capacitor in ...
1
vote
3answers
146 views

SPI between MCUs

As a newcomer to PIC programming, I am looking for some thoughts on how to implement SPI between a master and slave MCU the most efficient way. The purpose of this system is to provide an extremely ...
0
votes
2answers
48 views

Transfer function high order filter

Hi I have tried to extract the transfer function of the filter above, as you see it a high order filter. I have combined the c1 in parallel with R & C2 then make a voltage divider in order to ...
0
votes
2answers
52 views

Identify DC motor parameters using Least Squares Estimator

I'm not new to the concept of Least Squares, however, I find it difficult to figure out how to make it identify the transfer function for my motor. I will have my input voltage and an optical encoder ...
-2
votes
1answer
69 views

Explanation of how to create circuit from transfer function

So I'm in this lab course that must be taken concurrently with the main upper div circuits class, but we were assigned a lab that our professor did not explain and that the lab manual does not explain....
1
vote
2answers
220 views

Wireless power transmission circuit component functions description

I came across this circuit diagram above and I want to implement it but I really need an explanation on the function of the components used in the circuit diagram especially RFC and the diodes (D1 and ...
1
vote
1answer
696 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 ...
1
vote
2answers
56 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
204 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 http://www.luberth.com/...
4
votes
3answers
186 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 ...
-2
votes
4answers
18k 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
167 views

Calculate the transfer function [duplicate]

I have a question about this circuit.What is the transfer function for this circuit?
3
votes
2answers
638 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
2k 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
235 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
568 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 ...