Questions tagged [input-device]

An input device is any peripheral that provides input to a computer, such as mice and keyboards.

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41
votes
6answers
13k views

How can I determine if a given touchscreen is compatible?

I want to attach a touchscreen to my Raspberry Pi. While doing some internet search about this, I found out that this is not trivial, because not all touchscreens are compatible. How do I find out, ...
31
votes
2answers
93k views

USB card as my default Audio Device

I purchased a small USB sound card. My Pi recognizes the device: $ lsusb Bus 001 Device 004: ID 0d8c:013c C-Media Electronics, Inc. CM108 Audio Controller If I run alsamixer and set the audio to USB ...
24
votes
4answers
102k views

Raspberry Pi 3 audio input?

Did Raspberry Pi 3 add audio input? I'm new to RPi and interested in doing speech recognition but noticed input has been missing for previous versions. If it hasn't, what is the best way for me to go ...
42
votes
7answers
41k views

Speech processing on the Raspberry Pi

I want to do speech processing on Raspberry Pi to detect specific people (something like unique identification). I would prefer to use only the on-board processor for this, you could assume that ...
25
votes
4answers
11k views

What qualities should I look for in a small, 7“ or 10” monitor?

Hi, which small small and portable monitors would you suggest to combine with Raspberry Pi. As Raspberry Pi is part of huge range of different project please suggest which would be best in each of ...
1
vote
1answer
575 views

GPIO Voltage tolerance for input

I have not been able to find the input tolerance on I/O pins, especially on the Input pins. If I apply a voltage 3.6v (3.3v +0.3) on an input will it be dangerous or is it ok ? Does somebody have a ...
26
votes
3answers
76k views

Simple Keyboard Configuration

My USB keyboard was configured slightly wrong. So far I have only tried it with the Debian image. Certain keys were not in the right place (such as the '~' character). I know how to change the ...
12
votes
5answers
29k views

Forward mouse and keyboard input to X session

I'm accessing my Pi via SSH. My network is too slow to actually forward the Pi's desktop back to my laptop, so I have a monitor connected to my Pi. When I startx through Putty, I see the desktop on ...
2
votes
1answer
204 views

How to connect Pi to a homemade board, and communicate with it?

I'd like to make a small "MCU" consisting of a camera, a mic, some LEDs, and probably a cheap ARM CPU. I'm calling this my "SMIC" (streaming media IC). I'd like to connect this SMIC MCU to a ...
2
votes
2answers
5k views

Set up C-media USB soundcard for microphone input on Raspberry Pi 2 with Raspbian Jessie

I would like to use Amazon Alexa or Steven Hicksons Voicecommander (uses Google) on my Pi to automate some tasks by voice command, but I am having trouble getting the microphone to work in the first ...
0
votes
1answer
2k views

How do I change the default permissions for device files (e.g. a gamepad)?

I have a gamepad that I am interested in using with the Pi. When I plug it into my development laptop running Lubuntu 13.04, I get the following: 418476 crw-rw-r--+ 1 root root 13, 0 Oct 12 22:55 ...