Re: usb reset issue ...

2013-06-25 Thread raespi
On 06/25/2013 11:17 AM, Alan Stern wrote: Say the sensor A gets to port 3 and sensor B gets to port 4 the first time, but when a reset happens they get switched in order and sensor A gets to port 5 and sensor B gets to port 4??. That won't happen unless you remove the wires connecting the senso

Re: usb reset issue ...

2013-06-25 Thread raespi
On 06/25/2013 01:29 PM, Greg KH wrote: Then that library should somehow be unbinding the device from the ttyUSB port, right? I really don't know how that library works, sorry. Now that I checked, it does, you're right. The libftdi userspace library does remove the entries from /dev. AFAIK mde

Re: usb reset issue ...

2013-06-25 Thread raespi
On 06/25/2013 11:42 AM, Greg KH wrote: On Tue, Jun 25, 2013 at 09:25:50AM -0400, raespi wrote: Hi ... I'm using an ARM Samsung S3C24XX processor with a 3.1.10 kernel. Note, this is a very old and unsupported kernel version, you really should consider upgrading, or getting support for

Re: usb reset issue ...

2013-06-25 Thread raespi
On 06/25/2013 10:26 AM, Alan Stern wrote: On Tue, 25 Jun 2013, raespi wrote: On my board I can't hook up my application again to the new address since it's the only parameter identifiable by it. Both FTDI Devices have the same product and vendor numbers: Bus 001 Device 003: ID 040

usb reset issue ...

2013-06-25 Thread raespi
Hi ... I'm using an ARM Samsung S3C24XX processor with a 3.1.10 kernel. I'm interested in creating medical equipment using Linux and came onto an issue today. I've created an application that connects to two FTDI devices and reads continuous data from a medical sensor. I have a custom based