# Menghan

### MathWorks

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**Content Feed**

BLE write to Arduino Nano 33 BLE is unsuccessful

Hi Nikunj, This is a known issue in MATLAB BLE characteristic interface. See external bug report here. If you use BLEWrite ...

ongeveer 2 jaar ago | 0

Cannot program Arduino Uno Board

Can you first confirm that the downloaded Arduino IDE works fine on your computer? To do that, go to the folder which is returne...

meer dan 4 jaar ago | 0

Data acquisition from Arduino Uno and realtime plotting

arduino function creates a connection to the board each time you call it and only one connection to the board can exist at one t...

meer dan 4 jaar ago | 1

| accepted

Custom Arduino Library won't register.

Hi Kevin, I know you have tried with the example add-on, but just to confirm it again, can you run the following code in MATL...

meer dan 4 jaar ago | 1

| accepted

Is it possible to Create Custom Arduino Add-On Device, Library, or Code for Arduino DUE?

Hi Nicholas, Please contact MathWorks Technical Support for this issue and make sure you provide them your custom add-on cod...

bijna 5 jaar ago | 1

| accepted

Using matlab support package for arduino with any motor shield

Hi Derick, From what I find about this L298N motor shield online, it seems to only need digital IO and PWM signal for directi...

ongeveer 5 jaar ago | 0

| accepted

Solved

Produce a cosine wave

Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

meer dan 6 jaar ago

Solved

Connect blocks in a model

Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

meer dan 6 jaar ago

I have matlab 2014a with support package but when i call arduino in command window this message is appeared:Updating server code on...

Hi Abbas, There are a couple things that can lead to this error. 1. Has the Arduino device driver been properly installed...

bijna 7 jaar ago | 0

How can I change SPI mode of an Arduino through Matlab?

It is a bug in MATLAB R2014b. If you are still looking for a fix, please contact MathWorks technical support to get a patch. ...

bijna 7 jaar ago | 0

Solved

Scrabble Scores

Given a word, determine its score in <http://en.wikipedia.org/wiki/Scrabble Scrabble>. The input string will always be provi...

ongeveer 7 jaar ago

Cannot connect Arduino Uno to Matlab R2014b

Can you turn the trace on when creating the arduino object? For example, a = arduino('COM3','uno', 'TraceOn', true); You need to...

meer dan 7 jaar ago | 1

Cannot connect Arduino Uno to Matlab R2014b

Do you still have the same issue? If so, can you confirm that the port and board are both correct?

bijna 8 jaar ago | 0

Solved

Maximum running product for a string of numbers

Given a string s representing a list of numbers, find the five consecutive numbers that multiply to form the largest number. Spe...

meer dan 8 jaar ago

Solved

Find the two most distant points

Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

meer dan 8 jaar ago

Solved

Counting Sequence

Given a vector x, find the "counting sequence" y. A counting sequence is formed by "counting" the entries in a given sequence...

meer dan 8 jaar ago

Solved

Clean the List of Names

Given a list of names in a cell array, remove any duplications that result from different capitalizations of the same string. So...

meer dan 8 jaar ago

Solved

The Goldbach Conjecture

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

meer dan 8 jaar ago

Solved

QWERTY coordinates

Given a lowercase letter or a digit as input, return the row where that letter appears on a <http://en.wikipedia.org/wiki/Keyboa...

meer dan 8 jaar ago

Solved

Renaming a field in a structure array

MATLAB has a <http://www.mathworks.com/help/techdoc/ref/setfield.html setfield> and a <http://www.mathworks.com/help/techdoc/ref...

meer dan 8 jaar ago

Solved

Test for balanced parentheses

Given the input inStr, give the boolean output out indicating whether all the parentheses are balanced. Examples: * If ...

meer dan 8 jaar ago

Solved

Duplicates

Write a function that accepts a cell array of strings and returns another cell array of strings *with only the duplicates* retai...

meer dan 8 jaar ago

Solved

Function Iterator

Given a handle fh to a function which takes a scalar input and returns a scalar output and an integer n >= 1, return a handle f...

meer dan 8 jaar ago

Solved

Indexed Probability Table

This question was inspired by a Stack Overflow question forwarded to me by Matt Simoneau. Given a vector x, make an indexed pro...

meer dan 8 jaar ago

Solved

Sums with Excluded Digits

Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

meer dan 8 jaar ago

Solved

Remove all the words that end with "ain"

Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...

meer dan 8 jaar ago

Solved

Extract leading non-zero digit

<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

meer dan 8 jaar ago

Solved

Make a Palindrome Number

Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

meer dan 8 jaar ago

Solved

Summing Digits within Text

Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...

meer dan 8 jaar ago

Solved

Pattern matching

Given a matrix, m-by-n, find all the rows that have the same "increase, decrease, or stay same" pattern going across the columns...

meer dan 8 jaar ago