USB-to-serial adapter configuration

Ruben de Groot mail25 at
Mon May 18 11:27:46 UTC 2009

On Mon, May 18, 2009 at 04:07:09PM +0000, Saifi Khan typed:
> Hi all:
> How does one configure settings for  USB-to-serial adapter in FreeBSD ?
> The one i have purchased is 
> On the Gentoo box, 'lsusb' displays it as:
>  Bus 002 Device 003: ID 067b:2303 
>  Prolific Technology, Inc. PL2303 Serial Port

Your adapter should be recognised by the uplcom driver. put uplcom_load="YES" in loader.conf
or load manually. Check dmesg for the device name.
Also, I think cu is "good enough" ;)


> i have to access a headless AMD64X2 box running FreeBSD 7.2-STABLE, 
> from a FreeBSD 8.0 laptop.
> So far, i've used 'cu' and '/dev/cu0a', but thats because both
> the systems had a serial port interface.
> The key info i'm looking for is:
>  . what is the driver to load
>  . what is the device entry to look for
>  . is 'cu' good enough or i need to install some other tool
> thanks
> Saifi.
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