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Old 07-03-10, 02:53 PM   #20
Linux kernel hacker
Join Date: Feb 2009
Location: Ottawa, Canada
Posts: 173
Default Re: Geforce 8200 users, I need your help with finding usb hanging issue

Originally Posted by Krones View Post
I'm using a USB-serial (FTDI) board to help me understand this problem. When plugged, it creates (correctly) /dev/ttyUSB0. Sometimes I can access it by echoing something directly to the device (echo 'text' >> /dev/ttyUSB0), and I can see the leds on the board blinking to signal the communication, which is all correct. Then eventually it stops working.
What does (1) dmesg (command) show after this?, and (2) what does /var/log/messages (or /var/log/kern.log or ...) show ?

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