# Madhu Govindarajan

### MathWorks

I work as a Technical Marketing Engineer at the MathWorks and I focus on hardware connectivity with MathWorks tools. Prior to joining MathWorks, I interned with Honda R&D Americas while working towards a Masters degree in Mechanical engineering at The Ohio State University.

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**Content Feed**

What determines the sampling rate of an Arduino MKR1000 when connected over wifi?

This approach limits the speed in a variety of ways including lack of something close to a real-time OS, Wi-Fi communication spe...

nästan 2 år ago | 0

Arduino MKRMotorCarrier library failure

Please perform a clean reinstall of everything except MATLAB and see what happens. Here are the steps to take for a clean reinst...

nästan 2 år ago | 0

Error when uploading Simulink to Arduino MKR1000

I would recommend a clean reinstall of the Hardware support packages. If you type arduinoio.PackageRoot on MATLAB Command Wind...

nästan 2 år ago | 0

| accepted

Solved

Find MPG of Lightest Cars

The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

nästan 2 år ago

Solved

Find the Best Hotels

Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

nästan 2 år ago

Solved

Calculate BMI

Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

nästan 2 år ago

Solved

Calculate a Damped Sinusoid

The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

nästan 2 år ago

Solved

Solve a System of Linear Equations

*Example*: If a system of of linear equations in _x₁_ and _x₂_ is: 2 _x₁_ + _x₂_ = 2 _xS...

nästan 2 år ago

Solved

Verify Law of Large Numbers

If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

nästan 2 år ago

Solved

Find the Oldest Person in a Room

Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

nästan 2 år ago

Solved

Convert from Fahrenheit to Celsius

Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

nästan 2 år ago

Solved

Calculate Amount of Cake Frosting

Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

nästan 2 år ago

I need help with a signal in real time

Have you tried using tic and toc functions to measure time elapsed and then opening a new figure using the figure function if ti...

mer än 2 år ago | 0

| accepted

Where to find hardware implementation config files for Raspberry Pi?

Does the section 'Copy Configuration Set components' and others in this link help? https://www.mathworks.com/help/simulink/u...

mer än 2 år ago | 0

What is this error?

This looks like an issue due to spaces in the file. I would recommend renaming the file. When I downloaded, here is where the ...

mer än 2 år ago | 0

Help with creating a motor controller

Here are some thoughts: 1) I think your approach is good as it is. The update I would recommend is to increase the sampling ti...

mer än 2 år ago | 0

arduino engineering kit invalid i2c address formatt

Thanks for sending the output, the problem arises from the fact that you are using the old Arduino_Engineering_Kit_Hardware_Supp...

mer än 2 år ago | 1

| accepted

play a buzzer using arduino

Have an arduino connected to MATLAB using a = arduino command. After that, what is the output when you type the following: met...

mer än 2 år ago | 0

arduino engineering kit invalid i2c address formatt

The tutorial is still valid as I am using it in R2019a, so let's try and see where the error is coming from. Type the followin...

mer än 2 år ago | 2

Arduino i2c and pwm failure

Is it possible that you are not using an external battery to power these devices? I have had this happen to me sometimes when th...

mer än 2 år ago | 0

Cannot program board Nano3

I would recommend you try arduinosetup first and if that is successful, then connect with arduino using a=arduino instead of men...

mer än 2 år ago | 0

Matlab Arduino support package

This feels like something went wrong with the support package installation. What is the output if you type which -all arduino in...

mer än 2 år ago | 0

Problem of adding LSM303 Library to matlab

Is it possible to communicate with the Arduino board without this library? Have you tried putting the board in bootloader mod...

mer än 2 år ago | 0

the Arduino UNO WiFi Rev 2

As per this link, this board is not supported. https://www.mathworks.com/hardware-support/arduino-simulink.html If you are lo...

mer än 2 år ago | 0

Submitted

Raspberry Pi®-based Indoor Climate Monitoring System

Example models needed for the Raspberry Pi®-based Indoor Climate Monitoring System project

mer än 2 år ago | 3 downloads |

Simulink Coder Deployment to ST Nucleo

I don't know about the second part of your question on how to reconfigure pins. To answer your first question, I don't think...

mer än 2 år ago | 0

Arduino MKR1000 + Simulink external mode over WiFi Speed

I have done it at 100 Hz on the Wi-Fi, but mine was a private Wi-Fi connection. I would say if you are on a public connection/on...

mer än 2 år ago | 0

Error shading - mobile rover - Arduino Engineering Kit

That variable should be heading. That is the problem.

mer än 2 år ago | 0

Submitted

Simulink library for Arduino Liquid Crystal Display

The Simulink block allows you to display text on a 16x2 character LCD screen connected to an Arduino

mer än 2 år ago | 20 downloads |