Questions tagged [block-diagram]

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Where to find ARM7TDMI processor block diagram input and output details? [closed]

I am trying to write a Verilog model for the ARM7TDMI core. I am reading through the technical manual. In section 1, page 9, a block diagram of the core is given (shown below). The instruction ...
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Performing block reduction with many takeoff/summing points in sequence

I'm an audio programmer, and I've recently gotten into using transfer functions to model the response of my DSP. However, I've hit a roadblock in trying to reduce a block diagram of one of my DSP ...
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How to add a constant to a control system block diagram

I have an equation of the system as let's say \$v=fu+c\$. I have the block diagram as Only problem is how do I get a Laplace domain transfer function out of this diagram for the output \$\large v\$ ...
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-1 votes
1 answer
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Find the differential equation of a control system via its block diagram

I have this block diagram: I need to find the differential equation that represents the behavior of the control system, but I don't know what to do with the inner and outer feedback. I tried to ...
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1 answer
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What is a 32 x 8 Multiplier and Thumb Instruction Decoder in ARM7TDMI?

I'm a college student and only have a very basic knowledge of digital electronics and micro controllers. Recently I got interested in arm micro controllers and just stared to learn about them. While ...
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Possible OBD-II/OBD2 connections for development phases

Is there any paper/document that summarizes all connection scenarios or cases when you are developing an OBD-II/OBD2 project for automative/car electronics? For instance, Scenario 1 : Real car -> ...
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1 answer
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Ethernet Transceiver Modem block scheme: 50:50 device in block scheme

This is a system architecture of the Optical Ethernet Transceiver Modem (OETM) which allows a bidirectional transmission of optical signals and electrical signals (Ethernet). Given an optical input ...
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4 votes
2 answers
323 views

What does "1/99 tap" mean in a block diagram?

I am still trying to understand the modulator in an optical free space transmitter. I have found the following block scheme: It is from "Direct-detection free-space laser transceiver test-bed&...
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Correct block diagram of differential equation

I am studying modeling and simulation. I have to draw a block diagram (so that it gets simulated in Simulink) of the following differential equation $$ \frac{d^2 y}{dt^2}=-a_1\frac{d y}{dt}-a_2y+a_2u$$...
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xI Inverter Schematic Symbol - What is it?

Looking at the block diagram for the UC3637 and I'm unsure what this block is that takes +Vth and turns it into current Is. Does anyone know the name of this sub circuit? Thanks
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What will be the transfer function of the block diagram?

I have tried it for hours but I am not getting the correct answer. Here is the link to the question: https://ibb.co/gFhrwCW Here is the link to my attempt at solving it: https://ibb.co/GcMZC13
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How is the feedback separated in the block diagram given below?

How is the feedback separated in step 3 ? I can understand step 1 and 2 but not step 3.
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How to read and understand the connections/traces in a schematic?

I am in the process of rebuilding a dell laptop XX327 battery pack. I have removed the outer plastic from the 18650 3S2P battery pack. I plan on replacing all six cells, reprogramming the smart ...
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3 answers
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Why is unity feedback used?

Why is the unity feedback system used? This block diagram is for a 2 DOF ball balancing using a PID controller.
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Unclear block diagram of Hamamatsu's Hybrid Photo Detector

I am trying to understand what's happening in the block diagram of Hamatmatsu's Hybrid Photo Detector (HPD). The datasheet is available here. What exactly the two 2.5G Ohm of resistors doing there? ...
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1 answer
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Transfer function of cyclic block diagram

I have this block diagram, and I just can't arrive at the transfer function \$H(s) = \frac{y(s)}{u(s)} \$ Starting from the end, we see that $$y(s) = xC $$ Let's find out what x is. $$x=\Bigg[\bigg(u(...
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Reusing Quartus block schematic symbol file in another project

I am working on a Quartus project, requiring the usage of some designs previously created as block schematic design files in some other Quartus projects. I generated symbol files from the top design ...
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Laplace Domain Transfer Function for Feedforward System

I am trying to obtain the overall transfer function of this feed-forward system which consists of an oscillating input being mixed with a local oscillator to create a mixed signal as the output. G1 ...
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Modeling MOSFET Pole and Transconductance for use in Larger Overall Control System

Recently I began a project involving some active current limiting using a MOSFET and an Op Amp. It is part of a larger overall circuit involving other Amplifiers. I would like to perform a block-...
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-2 votes
1 answer
40 views

Radio receiver output selector [duplicate]

I have been given this project for my second year electronic. I have to make a circuit which has 3 audio signal inputs of different shapes like sine, square and triangle waves. The output has to be ...
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106 views

Functional block digram of a HC-SR04?

Can anyone illustrate a functional block diagram of a HC-SR04 ultrasonic sensor? I understand how it works when it comes to the application but I would like to know how it works fundamentally as a ...
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51 views

What do the K and N in the triangles mean?

This is a block diagram for a detection algorithm later implemented into a circuit.
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Feedforward from measurable disturbance

Gff is chosen so that it completely cancels the disturbance (Gff = -Gv/P) and Lp < Lv. Is it easier to control if Tp < Tv or Tp > Tv. I am a little bit lost on how to begin here? Should I ...
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Block Diagram Reduction feedforward

How to solve this block diagram. I am only having difficulty with G3?
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2 answers
78 views

Building a Comparator

For my final project, we are building an ultrasound range finder, without using a microcontroller. I have been able to build a block diagram (attached document). In the circuit, I'm using a 555 timer ...
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2 answers
231 views

Audio: what do I need to do to get SPDIF data to a speaker?

I'm working on a speaker project where I'd like to use a microcontroller's SPDIF output (aka IEC 60958) to drive audio data to a speaker. I've' been doing research on the topic, and I'm having trouble ...
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67 views

Draw block diagram of equation

I'm kind of new to this and was wondering how I would go to draw a block diagram for a differential equation that I've recently calculated?: y[n] = y[n-1]+ [1/4] ([x[n]-x[n-4]]) There is no problem ...
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1 answer
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What is significance of these variables in given block diagram of system

This figure is from book by Norman S. Nise and can anyone explain me following variables and their effect on the system 1.'r' , as far as I know it is reference and here author considered its value ...
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1 vote
2 answers
176 views

What does this overlapping ADC symbol in a block diagram mean?

I am wondering what multiple overlapped ADC symbols in a block diagram mean. My best guess is that it either represents multiple channels but I am not sure and each of the datasheets that I have seen ...
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2 answers
441 views

How do you split a summing point into two?

I am solving a control system example on block reduction rules and stuck on this particular step. According to me, I can move the summing point ahead of the middle block to get G4 multiplied to both ...
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1 answer
136 views

draw a block diagram for the system

A system is represented by the following equation: $$\frac{𝑑^2π‘₯}{𝑑𝑑^2} + 8\frac{𝑑π‘₯}{𝑑𝑑} + 9π‘₯ = 1$$ By taking the initial conditions, π‘₯(0) = 1, π‘₯Μ‡(0) = βˆ’1, draw a block diagram for the ...
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1 vote
1 answer
283 views

Systems Engineering Solar Energy Diagrams

I'm currently taking a grad course in Systems Engineering. I'm dreading it a bit as I've taken grad math for the past 3 years and this is my first writing course in a while. We're covering context ...
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-2 votes
1 answer
105 views

Block diagram simplification find g(s) [closed]

I'm trying to simplify and find G(s) to solve this block diagram! But i don't know in the next part... can you help me?![diagram ]1
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1 answer
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Deriving Transfer function from position block diagram

For the system shown below I am trying to get the system function. I tried putting it into the equation: $$T(s) = \frac{C_G(s)}{1+C_G(s)\cdot H(s)}$$ where $$ C_G(s) = \frac{K}{s(s+3)(s+4)}$$ and ...
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2 votes
4 answers
912 views

Does every block diagram for an electrical circuit have a feedback loop

I was reviewing block diagrams on this tutorialspoint page and it showed how an RLC circuit is written with a feedback loop. It occurred to me that any time a block diagram of a circuit is created, ...
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When to choose ZoH method over Tustin in Discrete design?

Hey guys I am kinda confused as to which method to pick from, in terms for a digital filter. Which method is appropriate for this application and how did you come to pick it? I want to convert a ...
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2 votes
1 answer
265 views

Root Locus in a feedback loop

I'm trying to draw Root Locus by hand from the following block diagram and confirm the result I got from Routh Hurwitz's table: The table of Routh Hurwitz that I got is the following: And from the ...
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1 answer
86 views

Laplace transform in a block system

I'm trying to understand the resolution of the problem 5.11, but I can't understand how she gets the expression in the rectangle: $$\dot{x}_1=-x_1+2u$$ How can I get the expression in the rectangle?
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1 answer
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Op Amp Circuitry Design Problem

I build according to the block diagram, where I am only allowed to use integrator, summing amplifier and inverting-buffer. I build accordingly with the block diagram that I got but *I am not sure ...
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1 vote
2 answers
459 views

How to design compensator for control system

I wanted to make this system so that there is zero steady-state error when there is a ramp input. As far as I know there is no steady-state error in a type 2 system so to turn G(s), a type 1 system ...
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1 answer
927 views

Control System how to get rid of Steady-State Error For Ramp Input

I am supposed to get rid of the steady-state error for ramp input for this closed loop transfer function Transfer Function of Closed Loop ^ T(s) Closed Loop ^ Since the closed loop is equivilant to ...
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2 answers
926 views

Difference between parallel and standard form pid controller in simulink?

What is the difference between parallel and standard form of pid controller that is provided by pidtool in Matlab simulink? In terms of block diagram?
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