How to access a FTDI usb device with a custom vendor and product id's

[Terje Elde]

> On 10 Nov 2015, at 17:28, Burton Sampley <bsmply at gmail.com> wrote:
> 
> I am having problems getting
> a a FTDI based USB to serial cable to provide CAT control to my Yaesu
> FT-897d amateur radio.  The cable is made by RT-Systems with vendor ID
> 0x2100 and a product ID 0x9e56

Certainly not suitable to all situations but, if you prefer, it's often possible to change VID/PID if FTDI-chips.

Just thought I'd mention as an apropos. 

Terje