Questions tagged [input-devices]

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How do I import changing/dynamic data on a webpage?

A remote device (sensor) is sending measurements (that I get in JSON format) to a given URL and is sending new measurements (data points) every couple of minutes. I cannot share the URL but the ...
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0answers
36 views

How to write on a camera device

I am trying to use a USB camera which is made with a CMOS sensor, there are some parameters that can be set for the camera as gain and some others, the problem is talk with the sensor (APTINA MT9P031) ...
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1answer
86 views

Plot Serial data from Arduino with time date problem

My WM code reads Arduino data from three analog sensors. My code successfully captured the data from the buffer and add the date of capture using the Now[] function....
4
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0answers
92 views

How does Mathematica connect to Bluetooth 4.0 device and analyze sampled data?

How does Mathematica connect to heart rate device via Bluetooth 4.0 and analyze the sampled data? The FindDevices command has tried but the device cannot found. Are there any things to be aware or ...
7
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2answers
190 views

Lego EV3 <-> Wolfram Language

Does anyone know a source for a tutorial how to control a LEGO EV3 with WL? Thank you, JJJ
8
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1answer
166 views

Audio equivalent of CurrentImage

Unfortunately, there is no CurrentAudio[] function yet. I'm trying to poll for 1 second clips of audio (as fast as possible) from my computer's microphone (and ...
10
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2answers
381 views

How do I read values from photocells connected to analog pins of Arduino Uno?

Generally, I need to connect my Arduino Uno to Mathematica and read 3 analog values from A0, A1, A2 in real-time. As I understand, I have 2 ways of connecting Arduino to Mathematica: First: I have a ...
7
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2answers
207 views

How to capture the system sound output, but not the microphone?

This is my $Version "11.1.1 for Microsoft Windows (64-bit) (May 16, 2017)" We have two methods to record sounds in ...
5
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1answer
345 views

How to use the various pins of Arduino Mega 2560 while Mathematica identifies it as Uno Board?

I was trying to connect Arduino Mega 2560 to Mathematica for a Hardware in the loop simulation. I needed to output 12 variables from Mathematica on 12 PWM Arduino Channels. but an Uno Board does not ...
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0answers
48 views

Instant detection of digital or analogue variation of a variable with Mathematica in Windows 8.1

I am using an assembly that contains two acquisition board (PCI-1742U-AE and PCIE-1816H-AE) and an external circuit, connected to boards. The computer uses Windows 8.1, and the communication is done ...
4
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1answer
220 views

FindDevices and DeviceOpen cannot find SenseHAT

I have a Raspberry-Pi 3 with a Sense Hat connected. The Python 3 application can find, query, and write to the Sense Hat. However, in Mathematica FindDevices[] ...
9
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3answers
540 views

What is the middle mouse button called in Mathematica's code?

I want to create a custom shortcut triggered by clicking (not rolling) the middle mouse button. But a seemingly trivial question gets in the way: What is the middle mouse button called in Mathematica? ...
4
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165 views

Data acquisition from TCP socket

At last (since 10.3) we have straightforward/documented access to TCP sockets. It's been a long wait. So far there is very little discussion of the new feature. Although some older posts are still ...
2
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1answer
275 views

Problem using Arduino with Mathematica

I`m trying to read a weigh value from a scale with the code above and using the this library https://github.com/bogde/HX711 ...
10
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1answer
315 views

Serial - DeviceOpen - Baudrate Error

When trying: ser = DeviceOpen["Serial", {"COM1", "BaudRate" -> 230400}] I get: ...
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0answers
131 views

Problem with FindDevices[“Camera”] [closed]

I have a problem with FindDevices["Camera"] function. When I try to execute it I get this: ...
1
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1answer
107 views

Writing to a serial device failing mysteriously

I have a device which communicates with the computer through serial. The device waits until it receives the character 'a', and then begins to stream data. I have been able to connect to the device and ...
3
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0answers
216 views

Capturing microphone data [duplicate]

How to capture current microphone data, just like using the function CurrentImage[] for capturing image? For example, this captures an image: ...
9
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1answer
257 views

Foreign Keyboards and Mathematica?

I have a foreign language keyboard (French). Most of my programs recognize the my French keyboard, except Mathematica, which behaves as if the keyboard were English. So far I haven't found any way to ...
7
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2answers
402 views

Connecting to LeapMotion

Thanks to those who helped me with my previous question. I will help others too where I can. In the meantime I have a general question whether anyone has had success connecting Mathematica to the ...
9
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1answer
916 views

How to restrict the mouse cursor to stay within a box?

I'm trying to use Mathematica to write small games, and I find that it would help to restrict the player's mouse into the game window (just like other games do). Is there any way to achieve this? I'...