0
votes
2answers
389 views

Can a mouse/keyboard wireless USB anthena be hacked to transmit data? [closed]

I just watched Jacob Appelbaum's talk at 30C3 and he explained how some USB devices have this capability built in. My question is: Could a Windows infected computer (given) mess with an USB which is ...
1
vote
1answer
3k views

Extremely slow data transfer on USB flash drive

The shared back-office computer where I work is reading from and writing to USB extremely slow - like almost 1 Mb/s at its peak. The computer is running Windows 7, and may or may not have been ...
1
vote
1answer
68 views

Transfer rate of splitting a USB 2.0 port

I am working on a program that requires data from two USB ports, however, I was wondering what would occur when utilising a USB splitter? Instead of two direct USB connections to the computer, what ...
3
votes
1answer
146 views

How can I pin point a USB file transfer bottleneck in Unix?

I'm experiencing very slow data transfer speeds over USB 2.0 on my nix box and was wondering how I can pin-point the cause of the problem. I've looked into iotop and top but the cpu and mem figures ...
0
votes
3answers
22k views

Extremely slow USB transfer speed

I am using Windows 7 32-bit, and have a Transcend 8 GB USB 2.0 flash drive. I have formatted the drive to NTFS using the Windows format tool. The problem is that when moving or copying files to and ...
5
votes
3answers
483 views

Copy Files over unstable connection

I need to copy a large number of files to a hard disk drive over USB, but the connection to the drive will randomly fail, causing the drive to appear as though it is unplugged and immediately plugged ...
2
votes
2answers
302 views

Why are some PCs losing data coming on over USB serial?

I have an embedded device that connects to a PC using USB and enumerates as a USB serial port. The device spits out approximately 30 megabytes of data over a period of about 15 minutes. My PC is ...
1
vote
3answers
796 views

Is there any USB2.0 data transfer chunk size limit?

With one read() or write() at a time, can we increase the bulk data size over USB interface? For example, I want to transfer chunk of 1024 (1K) bytes data and if the device has limitations of only ...