Questions relating to the Raspberry Pi USB ports and specific Raspberry Pi USB devices and device interaction.

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1answer
13 views

Advice on Using the Pi2 as a NAS vs NAS device with Pi2 attached

I want to build a home NAS and with my Raspberry Pi 2 and also have XBMC installed on it and need some advice on the route to go. The storage will be used to stream movies from (via XMBC) and also to ...
-1
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0answers
25 views

second ethernet on raspberry pi

I have raspberry pi b+. and I also have usb to LAN ethernet cable. When I connect to the different PC then it shows eth1 port on raspberry pi. but how should I share the data from raspberry pi to ...
0
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1answer
21 views

Autoplay on USB hotswap

I would like to use a Rpi to facilitate creating a presentation board (TV) The simple solution would be to network connect the Rpi and have a chrome in kiosk mode (maybe a local webserver...). ...
1
vote
1answer
28 views

Neato Lidar to Raspberry Pi?

How would one connect the neato lidar to the raspberry pi? I know that there are a lot of choices, such as GPIO or USB (with this?), but which one is the best with the least latency? I would love for ...
1
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2answers
53 views

Installing an ISO from USB

So I recently got my Raspberry Pi 2 Model B, and decided I wanted to use it to practice hacking and other internet security things. Anyway, my teacher recommended that I first started by playing ...
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0answers
17 views

Wireless USB Mouse Stopped Working

I formatted my SD card, did a fresh install of Raspbian using NOOBS and started following a guide to access files from my Ubuntu media PC on my Pi. I actually didn't have any luck getting that to ...
0
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1answer
40 views

Raspberry Pi Select Correct Network Interface eth0 ppp0

I have a Raspberry Pi that has two network interfaces. 1, eth0 which is the Pi's ethernet port connected to my LAN (gets internet via Comcast, I connect to the Pi via SSH on my MBP). 2, ppp0 which is ...
2
votes
1answer
94 views

How can I wire this SD card reader to RaspberryPi?

I need to add a second SD card reader to my Raspberry Pi (the RPi will be embedded in a box, so I need a user-SD-card reader). Here is what I would like to use: How to wire this to the ...
1
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1answer
67 views

How can I connect am RPi A+ to a Macbook Pro with a USB/Ethernet adapter?

Can I connect my RPi A+ to my Macbook Pro with this setup? If so, how? My goal is SSH/VNC. The Pi A+ is already set up to accept SSH/VNC connections. The Pi A+ can connect over USB to my router with ...
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0answers
23 views

USB hub not working after boot

I have strange problem with USB hub manufactured by LC Technology with chip GL850G. When I power on the raspberry, hub doesn't seem to work (LED is off), but when I disconnect hub from port and ...
0
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0answers
27 views

cdc_ether USB ethernet gadget connection with Raspbery Pi 2 fails with mysterious usb0 device

I have a gadget that provides an ethernet ip address ( DHCP lease ) to the Raspberry pi when it is connected via USB. That gadget is not a raspberry pi but a different, small Linux device that uses ...
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0answers
58 views

“Waiting for /dev to be fully populated” takes long after upgrading to Debian Jessie

I just upgraded my RPi B from wheezy to jessie. This worked fine so far. Only had some trouble with systemd, so I uninstalled it and switched back to sysvinit (I like it more anyways). Now I am on ...
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0answers
46 views

Using Android phone as microphone for R PI B+

I'm planning to use Jasper for voice control on my Raspberry Pi B+. However, there are no microphone sockets and I do not have a USB mic. I would like to know if there is any way I could use my ...
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2answers
128 views

Load limit of Raspberry Pi 2

After connecting Android phone to Pi 2 though USB the red and green light are very low. Does Pi 2 have any energy load limit?
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0answers
23 views

Does RPi 2 like android USB wifi tethering? [duplicate]

After connecting my Xperia Z1 with 4.4.3 Android the red and green Pi diode disappearing (or maybe lighting very low ?). Pi works well, see that the phone is connected but the wifi tethering by USB ...
1
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2answers
338 views

What do I need to do to stream two USB webcams with my Raspberry Pi B+?

I have done streaming with a single webcam using Motion, but my project needs streaming for two USB webcams. Any kind of help will be appreciated.
0
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2answers
351 views

OSMC has mounted 2 versions of my External HD

After a reboot OSMC has mounted my External HD with 2 versions. The original has become externalHD_ from externalHD and I can no longer access it. Why are there 2 and how do I prevent this? ...
0
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0answers
68 views

Raspberry Pi USB Soundcard - Outputting from multiple programs

On the raspberry pi, using the internal sound card by default you can output audio from multiple programs simultaneously and it mixes them together. Since switching to a USB soundcard (merely by ...
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0answers
11 views

How can I record audio from my RPI and save it to my PC (server)? [duplicate]

I would like to record audio from a usb device connected to my RPI and save it to a server (my pc on the same network). OS: RASPBIAN Debian Wheezy Model: B USB Mic: Sound-Tech 1000 Once the USB ...
1
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0answers
77 views

External HDD will not spin down

Good Evening, I am having an issue with my external harddrive, and - it is quite annoying. So, I purchased the Samsung M3, http://www.amazon.co.uk/Samsung-Slimline-Portable-Hard-Drive/dp/B008PABFX8, ...
1
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0answers
34 views

Why does inserting a USB device trigger activity on the pins

I have this strange phenomenon and unable to wrap my head around it. I have raspberry pi model B (26 pin header). On pin 18 I have a IR Beam Sensor which basically detects a broken beam event. I do ...
1
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1answer
58 views

Raspberry Pi as USB serial device

I have two Model A+ Pies and a Model B+, as well as a couple short USB A-to-A Male cables. I want to be able to have the A Pluses able to communicate over serial to the B Plus. The reason I'm doing ...
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0answers
60 views

Why is my usb flashdrive automatically mounted, without fstab?

I plugged in a usb storage device for the very first time, and it automatically mounted the FAT32 partition called "HMN"? At first i was pleasantly surprised, but it's mounted as root. Q: How can i ...
3
votes
2answers
58 views

USB power cycling problem

I am using a USB 3G stick on a RPI B+ (3.18.7+) to ftp measurements from a sensor platform. To limit RF interference, and save power, I am turning it on and off a lot (which on the B+ is now possible, ...
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0answers
52 views

Does the Raspberry Pi have USB power saving mode?

I have an issue with my Raspberry Pi 1 (Model B). It's connected to a USB hub (external power supply) with a card reader (keyboard emulated - plug&play). Everything works fine and all but if I let ...
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0answers
19 views

Bypassing mini micro usb dc 5v. With male usb spliced … Just need proper wiring instructions [closed]

Sony x3 Bluetooth speaker hard wired so it could still be used as Bluetooth Turns on but won't charge, having to do with the data cable pin missing Please respond as I have everything in pieces in ...
1
vote
1answer
45 views

which is best for rasbian, 'udev' or 'mdev'?

im trying to detect any mass storage whether been inserted to my Pi. If its a usb mass storage device(a pendrive), i want to transfer files from pi to the pendrive and unmount automatically once the ...
3
votes
1answer
1k views

Is setting `max_usb_current=1` to give more power to USB devices a bad idea?

I've been searching around for more information on the /boot/config.txt configuration directive max_usb_current, trying to find out exactly what happens when that is set to 1, but it's hard to find ...
0
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0answers
63 views

Stream Logitech C615 using mjpeg-streamer

recently I thought about making a streaming camera with my Pi and a Logitech C615 I had, so I followed a tutorial on MAKE.com, but I haven't been able to get it streaming properly. I'm up to the point ...
1
vote
2answers
84 views

Boot from usb if available

I have my raspbian OS located on a 3TB external harddrive only some bootmanager stuff left on the SD Card. (if i remember right i followed this guide) I want it to boot from the sd card ONLY if there ...
1
vote
1answer
119 views

How can I connect a kinect to my raspberry pi

The kinect plug looks close to USB but it's not quite the same. How do I get this to plug into my rpi? Do I need to cut the plug type and attach a regular usb plug instead? I've looked for a ...
0
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3answers
54 views

Dropout Wifi USB Dongle

my raspberry pi b+ is connected to my network wifi through a Belkin F5D7050 usb dongle. The connection works perfectly for about 10 minutes or more but after this time period my raspberry becomes ...
1
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0answers
147 views

fsck crashes when booting from USB

I have set up my Raspberry Pi 2 Model B to boot from a USB flash drive like in this article. Basically, I have burned the Raspbian image to a USB drive, then copied the boot partition to my SD card, ...
2
votes
1answer
744 views

Wifi Dongle not appearing in lsusb

I have recently purchased a Model 2 Pi and a TP-Link WN725N wireless USB device. According to what I have read, since it is a V2 WN725N device, I need to download and install the Realtek 8188eu ...
0
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1answer
61 views

Raspberry Pi newcomer questions

I have the Raspberry Pi model b+ 512mb and 8gbs noobs edition. I was wondering what basic programs i should install like a way to eject usbs. I am mostly used to windows but i do like using ubuntu ...
2
votes
1answer
999 views

Is there a 802.11ac dongle for the raspberry pi or pi 2?

I am looking for a 802.11 ac dongle for the raspberry pi 2 actually. Is there such usb a dongle on the market with drivers for the pi? Edit: To be clear I understand the USB2 bus will limit the ...
0
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0answers
71 views

Adafruit GPS module (plugged in via SMA to u.FL adapter to usb) is preventing all of my other USB devices from working

I just got the Adafruit GPS breakout kit. I've also purchased Adafruit's SMA to u.FL adapter to allow me to just plug it into my USB port. However, whenever I do, it prevents all of my other usb ...
0
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0answers
37 views

Raspberry Pi USB Devices

I have two USB RFID. They are connected to Raspberry Pi and sends data to pi. How can I know which one is sending data? Note: Running only one RFID at the same time. Thanks
0
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1answer
87 views

Keyboard and Wi-Fi dongle don't work after updating kernel

I have installed Raspbian on my Paspberry Pi and was experimenting with developing for it. I have followed this tutorial and cloned the kernel on an Ubuntu VM to cross compile it with raspberry tools. ...
0
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0answers
212 views

USB Issues with recent kernel build

I am trying to roll my own image for the raspberry Pi, I am using a B+ model Pi. What I want to do is build my own kernel and for now have it load busybox or something similar, but I seem to be ...
0
votes
1answer
50 views

Mounting one USB stick to multiple locations [closed]

I have a USB stick permanently mounted to my Pi to increase its storage capacity and to reduce strain on the ever so volatile SD card. At present, the USB stick is mounted to one of the users' home ...
3
votes
1answer
1k views

Multiple Display Screens

I want to build a mini multimedia system based on the raspberry pi B+, which has 2 display screens: The main screen (like a 42" LED TV), which plays the main video in Full HD. HDMI RCA/AV/Composite ...
0
votes
1answer
66 views

Raspberry Pi as a link between a scanner and cloud storage

I've never had a Raspberry Pi in my hands. I'm just looking for a device to perform a specific single task and I wonder if Raspberry Pi could be my solution. My situation is this: I've got a portable ...
1
vote
1answer
37 views

Can I use PS/2 barcode scanner with the Compute Module?

I'm about to start a project for the Compute Module where I use a barcode scanner but I don't know if it's better to use the PS/2 or the USB version. If I could choose, I would go with PS/2. I what ...
1
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0answers
66 views

Running two camera at the same time (Pi Camera & USB camera)

I would like for my project to have one camera (PiCamera) Streaming video. And another USB Camera (PS3 Camera) taking pictures when I execute this function: def grabPicture(self): grab_cam = ...
1
vote
1answer
137 views

USB wifi won't connect after reboot

I have two USB wifi adapters plugged into a powered hub. When I reboot, one of them (wlan1) does not show. In order to get it to show I have to unplug it and reinsert it. Then wlan1 shows on a ...
1
vote
1answer
87 views

Is it possible to connect zigbee and a GSM modem over the same RX, TX GPIO pins of Pi?

I would like to connect a XBee module (Zigbee) and also a GSM modem for voice and SMS. From what I have seen, mostly both uses the Rx, Tx pins of Pi for serial communication. Other option would be to ...
0
votes
1answer
50 views

Missing /dev/ACMX on Arch linux ARM when connected to Arduino

I want to be able to communicate with my Arduino serially using the pySerial module; however, when I connect using usb, no /dev/ttys appear - the device only appears in /bus/USB/001. When I plug it ...
1
vote
1answer
119 views

The pi as a mobile, off-grid outdoor device

How can current Raspberry Pi power and display technology be used to create a practical, outdoor computer for light weight text editing or programming off-the-grid and in strong ambient light ...
1
vote
1answer
96 views

USB Wifi adopter Comfast CF-WU715

I would like to buy comfast CF-WU715 wifi adopter,In the description of this product they have mentioned that this is supported Win and linux. So can i use this with raspberry pi b+? description here ...