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

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0
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0answers
9 views

USB compatible with Topping VX1 USB DAC Amp?

Is the Raspberry Pi B compatible with a USB DAC mini amp such as the Topping VX1? According to the Topping VX1 specs, it has: DAC: USB Controller by Burr-Brown PCM2704 Tripaths TA2024B chipset I ...
1
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2answers
25 views

Tapping into 5v power

I will be using a high-amp 5v power supply feeding the Raspberry Pi 2 via microusb. (Similar to this http://www.dx.com/p/dc-6v-24v-to-usb-dc-5v-3a-regulated-power-supply-module-black-314056 one) I ...
0
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3answers
50 views

How can I connect an internal 3.5'' SATA HDD to Raspberry Pi [duplicate]

I know this is theoretically difficult, but I dare to ask: what are the possible ways to connect an internal 3.5'' SATA HDD to the board (let's say 2TB)? Let's ignore the need for additional power. I ...
0
votes
1answer
21 views

can't run udev script when insert usb key

I become mad, I don't understand why my script don't want to be launch by udev. I have the latest raspian (wheezy) My rule (in /etc/udev/rules.d/) : root@raspberrypi:/etc/udev/rules.d# cat ...
2
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0answers
58 views

Raspberry Pi Using Two Different Sound Cards?

I have a usb external sound card connected to my Raspberry Pi 2. For some reason, certain commands output in different sound cards. For example: espeak "Test" uses the default output while mpg312 ...
0
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0answers
39 views

Several USB camera does not work, but Raspberry camera does

I bought a Raspberry Pi camera (https://www.raspberrypi.org/products/camera-module/) and it works great. My problem is that there's no way to build a good-looking device with that camera. I've seen ...
0
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0answers
22 views

serial device communication problem with high baud rate

I have a serial device connected to pi´s USB slot. The device is detected in ttyUSB0. Aten uc232a usb to serial adapter is used between the serial device and pi. I have to run a read and write ...
0
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0answers
35 views

Make a RTSP streaming using a usb camera

It's been 3 days that I'm burning my brains cells in order to make a RTSP live steam from my rasb B+ using a USB camera (The PS3 eye camera) I was able to have a mjpeg stream using "motion" package ...
0
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0answers
34 views

Determine which USB port/RFID reader the data is coming in

I'm using Raspberry Pi Model B+. I'm new to the RPi and I don't really know the search terms for my question. I have four RFID readers connected to the four USB ports of my RPi. I wanted to know if ...
1
vote
1answer
39 views

USB drive not automounted when booting from external HDD

When first tinkering around with my Raspberry Pi 2 I just booted from the SD card and got my USB drive, which I'm using to host GIT repositories, to automatically mount on startup. In order to get ...
0
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0answers
36 views

Serial device is not detected by pi

I have a serial device connected to pi´s USB slot. The device is connected to the USB port though internally the USB interface is connected to a USB-to-UART bridge.For programming purposes this means ...
0
votes
1answer
26 views

Does PI go to sleep or does it stop supply to USB if the drive is not being used for some time?

I have a 80G hard disk attached to my PI2B and I have a couple of software running on it. I noticed that sometimes the disk becomes inaccessible and I would need to unmount and remount the partitions ...
1
vote
1answer
34 views

Raspberry Pi 2 (programmer) can not detect my Arduino via USB, even with alamode installed

I am working on a project where I am using a Raspberry Pi to program an Arduino Nano 328. I have used the following commands (more or less) to create a useful environment on the Pi: Install ...
1
vote
1answer
25 views

Why does my raspberry pi keep halting?

My Raspberry Pi (Raspbian) (Headless) keeps stopping all connections (Pinging and trying to connect to Shell In A Box and ssh) after 5-10 mins of being on. It requires to be rebooted in order to work ...
0
votes
1answer
63 views

Undervoltage rainbow despite good power supply

I have my Raspberry Pi 2 since a week and noticed that little rainbow on the top right corner of the screen. Seems like this is a alert for under voltage. I tried different power supplies and my best ...
0
votes
1answer
51 views

Wifi adapter detected but doesn't work

I started my Raspberry Pi 2, connected to an external monitor. Everything works as supposed. I connected my USB Wifi adapter and it's being detected by the pi: $ lsusb ... Bus 001 Device 04: ID ...
0
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0answers
48 views

send_packet: Network is unreachable Huawei E3351 3G Dongle

I have a Huawei E3351 3G dongle connected to a Pi which requires maximum unattended uptime. Ensuring that the connection remains solid over time has been a troublesome endeavour, largely due to ...
0
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0answers
42 views

Raspberry freeze after 9-11 hours

I have a stability issue with a RPi 2 since a couple of weeks. Nothing helped, now I am here to ask for help. After 9-11 hours of stable running, RPI just freezes with a couple of NULL characters ...
1
vote
1answer
65 views

Can zram improve performance when running RPi2 OS partition from USB?

I run various RPi2 configurations for different applications. I am always interested in finding ways to improve performance. The general consensus is that running a swap file on the RPi will degrade ...
1
vote
1answer
47 views

Raspberry Pi USB microphone 1 Khz background noise interference

Using this microphone I have some severe noise in the background. The more peripherals I plug in (camera, gertboard, wi-fi adapter) the worse the noise becomes. We've tried several different power ...
1
vote
1answer
196 views

Raspberry Pi and the ACS ACR1252U USB NFC Card reader

I'm using a ACS ACR1252U card reader (http://www.acs.com.hk/en/products/342/acr1252u-usb-nfc-reader-iii-nfc-forum-certified-reader/) connected via USB and to be honest I have no idea how to get it ...
0
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0answers
38 views

Can't connect to raspberry pi 2 over bluetooth with MIT App Inventor app

I have a raspberry pi 2 with a GoerTek bluetooth USB Dongle from dx.com, and I've been trying to for hours to make a connection between my Samsung Galaxy S5 and my raspberry pi, through an app I made ...
0
votes
1answer
31 views

Moving files from SD card to mounted USB drive using FTP client

What I'm trying to do is pretty simple: move a file from my SD card to a mounted USB drive, using filezilla as FTP client Here's what I get: Status: Renaming '/home/s0ubap/file.avi' to ...
0
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0answers
41 views

Serial port connection problem

I have to communicate to a device which uses serial interface through the USB port. I disabled the Serial Port Login and disabled the Bootup Info. When I list the devices using lsusb, the device is ...
0
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0answers
17 views

easycap EM20xx chipset product

Does anyone know a product or model (or link to a site that sells this item) of an easycap usb video capture card with an EM20xx chihpset? I am currently using an easycap with an STK1160 chipset and ...
0
votes
1answer
89 views

How to achieve Low Power Consumption on Raspberry Pi via Software and Hardware control [duplicate]

Would like to enquire if anyone could list any/or all possible ways to achieve low power consumption on the raspberry pi. I have found that one could disable the USB ports of the raspberry pi . ...
1
vote
1answer
26 views

ALSA device order versus USB port location on Raspberry Pi 2

I have connected two identical USB DACs to my Raspberry Pi and everything seems to work well. Because these are identical, in ALSA (using aplay -lL) they are referred to as DAC and DAC_1. It seems ...
0
votes
1answer
98 views

Wifi Network connection along side USB tethering

I am running my Raspberry Pi 2 on a wifi network and also used this article to connect my android phone via USB tethering (for ssh connection): ...
0
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0answers
56 views

RPi to emulate a USB mass storage device?

I know this topic has been discussed quite a few times, but I never seen a complete solution. So, again... Is there any way to make an RPi emulate a USB mass storage device? Please do not waste your ...
4
votes
5answers
777 views

Wake up Windows PC via USB event from a Raspberry Pi

Is it possible to wake up a Windows PC from standby/hibernate via a USB event originating from a Raspberry Pi? When my Windows PC is in standby and I move my mouse then the PC wakes up. This is ...
1
vote
1answer
31 views

What kind of USB extension cable (3m) to power up raspi B?

I have turned my raspberry pi B+ into a wifi repeater (i.e running 2 usb wifi keys). It runs on a portable power bank now. So I am limited by the lifetime of the battery, approx. 3 hours. I already ...
3
votes
2answers
131 views

How to power Raspberry Pi 2 B with a powered USB hub that also powers peripherals?

I currently have a Raspberry Pi 2 B that I am trying to run off of a 2.5A 5V powered USB hub, while also having my peripherals off of that hub. I have the output of the hub to the regular Pi USB slot, ...
0
votes
1answer
66 views

USB / RS485 converter static mapping to /dev/ttyUSB

I need to map one serial port converter to static usb port so after my raspberry gets restarted I still have the right mapping. I bought this USB-> serial port RS485 converter ...
0
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0answers
12 views

is there a way to play two sources ( a wav file and a samson meteorite recording) at the same time?

So I am fairly new to raspberry pi. I have a raspberry pi 2 connected to amp+ and to two speakers. I would like to play a wav file in loop while the samson meteorite usb mic is getting sounds and ...
0
votes
2answers
57 views

Not booting when wifi is plugged in

Everything was working fine a few months ago. I picked up my raspberry again and wrote the new raspian image on de microsd card. Then came the problems: The raspberry was very slow and got several ...
1
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2answers
173 views

Rasbperry Pi 2 + WD My Passport (external 2.5 USB 3.0)

I've tried to connect the external WD My Passport directly to Rasbperry PI 2.0. But experienced some issues. When max_usb_current=0 HDD is running (but with some strange ticks) but is not detected. In ...
1
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2answers
19 views

run tunslip6 on bootup

I want to run tunslip6 on bootup and so far I tried adding this line - sudo ./tunslip6 -s /dev/ttyUSBx abcd::1/64 -v4 to crontab, accessed via terminal through sudo crontab -e But tunslip doesn't ...
0
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0answers
75 views

Problem installing usbip on Raspbian

I am trying to set up USB/IP to share a USB device I have connected to my Pi model B. Here are the steps I have completed. I have installed the usbip package and cross-compiled a new kernel ...
1
vote
1answer
156 views

External USB drive changes to read-only

I have an old Maxtor USB 250GB external drive I'm trying to use on the Raspberry Pi 2 running Raspbian. It has the latest updates, upgrades and firmware. root@raspberrypi:~# uname -a Linux ...
1
vote
3answers
210 views

How to mount NTFS drive on a Raspberry Pi B

I'm having problems with mounting a 3tb Buffalo drive to my Raspberry Pi B, the error I get is: mount: wrong fs type, bad option, bad superblock on /dev/sda1, missing codepage or helper program, or ...
1
vote
1answer
96 views

How to switch the current draw to 1.2A instead of 600mA?

On the website of raspberry pi 2 I read that the current draw for usb ports can be switched from 600mA to 1.2A. I searched around and I couldn't find anything that shows how to do that, I went to ...
0
votes
1answer
231 views

Raspberry Pi 2 does not recognize USB memories

I have raspberry Pi 2 connected with usb-HUB and I have some problems with the memory sticks. I have: 8 gb usb memory in ext4 format, 8 gb usb memory in fat format, 1 tb external hdd in NTFS ...
0
votes
1answer
54 views

Connect usb camera to gpio pins

Is there a way to connect usb camera to gpio pins? The reason doing so is the inconvenient location of usb ports, hence my custom box for raspberry pi needs to be expanded just for usb connectors. I ...
0
votes
0answers
23 views

USB HUB chip for Rasberry Pi A+

Does anyone have experience with chip USB hub. I tried to use GL850G but I could not very connected to the modem via the USB port GL850G
2
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0answers
57 views

SD read only - how to make USB automount read write

I followed this tutorial to make the SD card of my pi read only. However when I plug in a USB drive stick, which is then auto mounted by the usbmount package as /media/usbX , the usb stick is also ...
1
vote
1answer
189 views

“can't read superblock” when trying to mount usb drive

I've recently got my Raspberry Pi 2 and I'm having issues mounting my external USB drive. Symptoms are the following: In /dev I only find /dev/sda and NOT /dev/sda1 When trying to mount /dev/sda ...
0
votes
1answer
505 views

Problems FT5306 USB Touchscreen

First of all, sorry for my terrible languache. I bought 7" display with usb touchscreen from Eleduino. It works fine with Raspibian distros presented by vendor, but I want to connect it to my RPi B+ ...
1
vote
1answer
107 views

Are there any wifi/bluetooth combo adapters that work with the Pi?

I am looking for a usb adapter that will support both wifi and bluetooth on a single usb port, are there any that work for the Pi? More specifically, are there any that support atleast Wifi N and ...
0
votes
1answer
73 views

Fastest storage setup

I'm strugling a bit how I should set up my storage for the OS/root FS. As I heard an additional USB flash drive togheter with the SD card is the fastest choice. But there are other people stating that ...
0
votes
1answer
110 views

Make a dumb TV smart with Raspberry Pi [closed]

I have a dumb TV which doesn't play most of the video formats like mkv or mp4. I want to make a system using Raspberry pi so that i can not only connect my pen drive or external hard drive using usb ...