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
19 views

Tethering two android devices by usb to one pi [on hold]

My goal is to be able to recycle some old phones as screens for the Raspberry Pi by having them connect to VNC server instances and/or SSH. I set them both to use usb tethering, and I can get both ...
0
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0answers
17 views

Wifi setup using dlink n150 usb

Im trying to setup wifi on my RPi 2b but im failing. When i connect my usb stick in the raspberry pi i can see that wlan0 is in the list of internet adapters. wlan0: departed But when i try to ...
0
votes
1answer
29 views

Clicking USB Harddisk on boot [closed]

My (new) 2.5'' USB harddisk makes nasty clicking noises when i reboot my Pi. At first, i thought it was because of insufficient current before the max_usb_power setting is applied, but now it's on a ...
0
votes
1answer
64 views
+50

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
17 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
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0answers
12 views

Raspberry pi A+ does not recognize wifi usb

I just bought a rasppi A+ and i have a B+, I cloned the sd card from one to the other, and everything works well except it does not boot up wifi. The usb port is working has i used mouse and ...
0
votes
1answer
15 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
27 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
6 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
47 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
21 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
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1answer
81 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
35 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 ...
3
votes
5answers
717 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
23 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
87 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
38 views
+100

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
votes
0answers
8 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
52 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
vote
2answers
110 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
vote
2answers
15 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
51 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
99 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
119 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
59 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
140 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
41 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
14 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
votes
0answers
44 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
74 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
307 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
62 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
63 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
93 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 ...
1
vote
2answers
211 views

Realtek RTL8153 Ethernet Doesn't work on Arch Linux

I'm trying to use one of these to boost my networking speed on a Raspberry Pi 2 Model B. Arch Linux ARM correctly detects the USB hub, but fails to detect the Ethernet port. ifconfig does not show ...
0
votes
0answers
29 views

Error when trying to mount harddrive

Hello I have tried to mount my hard drive to a folder. First I created a folder with mkdir, named /media/movies but when I tried to mount it using sudo mount -t ntfs-3g -o uid=pi,gid=pi /dev/sda1 ...
0
votes
1answer
98 views

Use a USB MIDI controller as an input

I want to build a kind of a synthesizer, with a set of potentiometers connected to Pi via ADC, a set of momentary buttons that would toggle the modes and so on. I could create a row of buttons as ...
1
vote
1answer
26 views

Raspberry B+ USB -remove

can anyone please me if the USB physical ports can be remover from Raspberry B+ ? I am using it in an audio app so i don't want to see them on the case. Thank you
1
vote
1answer
77 views

Access exposure control in USB webcam

I am trying to control exposure value for USB webcam connected to raspberry pi. Exposure is not listed in --list-controls for my camera, however exposure control was previously done for windows ...
1
vote
0answers
36 views

Giving permissions to user for samba [closed]

I am using Samba to share a folder on a USB drive from my Raspberry Pi and it works except for the permissions. From my windows computer, I cannot write to the folder with the issue: I am following ...
0
votes
0answers
136 views

Buffer I/O error on dev sda1 - not a hardware problem

In the last month or so, one of my external hard drives has stopped working properly with my Raspberry Pi. It works for a while, then it stops working randomly. I ran 'ls' on the drive's folder and it ...
0
votes
1answer
40 views

Errors with ZTE modem on Raspbian/RPi2

I'm having serious trouble getting a ZTE Mf180 USB modem to work on a Raspberry Pi 2 with Raspbian, using pppd to connect. Usb_modeswitch is working almost flawlessly (sometimes I have to re-plug the ...
1
vote
1answer
37 views

Shutting down USB HUB hangs my R-Pi

I'm trying the following script to test the reliability of shutting down/up the USB HUB on my R-Pi B. Unfortunately, it is hanging the unit and I need to manually reboot it. Any ideas? while true do ...
3
votes
1answer
80 views

Get Raspberry Pi to automatically recognize USB peripherals

I have a switch to transfer 2 USB inputs between four computers (piB, pi2, pc, and mac). I have only one input connected: an apple USB keyboard with a mouse and a windows keyboard connected into it's ...
4
votes
0answers
59 views

RaspberryPi A+ USB Data Lines shorted

This is kinda weird problem. I used Raspberry Pi A+ for my small projects. I did all the programming using a USB WiFi dongle via SSH. It all went happy and fine until one fine day the dongle stopped ...
0
votes
1answer
623 views

Is it possible to use an external hard drive for Raspberry Pi & Xbox One?

I recently purchased a Raspberry Pi 2 Model B to use as an entertainment center (with Retropie for playing roms & Kodi for playing media). I have an external harddrive that I'd like to store my ...
1
vote
1answer
89 views

Arduino sends different numbers over serial to Raspberry Pi than Linux/Mac

I've set up an arduino uno to monitor room temperature and communicate this to my Raspberry Pi (old model B) over USB (2.0 cable) using pySerial to read the data on the raspberry pi side. The code I ...
0
votes
1answer
78 views

Using the Compute Module/Compute Module IO Board as a USB hub

Does the architecture of the Compute Module (when mounted in a Compute Module IO Board) support simultaneous USB host and device/client port operation? This post suggests that a BeagleBlack Bone board ...
1
vote
2answers
140 views

Mobile power source for RPi? [duplicate]

I have an RPi B and using a USB hub need to plug into it: A LogiLink Wifi nano USB, and 3 USB NFC readers (3*200mA=600mA) This should roughly add up to less than 3A: Power for: (RPi) + (USB ...
0
votes
1answer
86 views

Experience with Plugable USB Audio Adapter for RPi audio?

Gday, I was wondering whether anyone has tried using the Plugable USB Audio Adapter with the RPi. It's this one..http://plugable.com/2014/09/23/plugable-usb-external-audio-windows-mac-linux-chromebook ...