Howdy,

I'm building a hardware interface to a PIC using the FTDI usb<->serial
chip.  I am using 2.2.20 kernel, and I finally got the hardware to
respond when I do
cat /proc/bus/usb/devices

it comes back with all the right stuff (that took a while!)

I've tried to use minicom to talk to /dev/ttyUSB0 (and 1 and 2)
but nothing gets to the ftdi chip (at least the rxf line doesn't
go low, so I'm assuming no data got sent).  I did not change anything
like baud rate or handshake control, because the driver ignores all that
anyway.  Or does it?

If minicom won't work, what's an easy way to just do a simple test
of /dev/ttyUSBx?  I have my PIC set up to do a loop back, so anything that
goes into the ftdi just gets sent back.

any pointers or ideas appreciated!

Patience, persistence, truth,
Dr. mike




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