Re: [pyusb-users] Newport Conex-CC Python Driver Using pyUSB

[Tormod V. <lis...@gm...>]

Hi Sasha,

Without seeing your code it is difficult to help you.

This device (USB-RS422 Cable) looks like something that the operating
system will have drivers for, and will take control over.

Regards,
Tormod


On Fri, Jun 1, 2018 at 3:48 AM, Sasha Yousefi <sas...@be...> wrote:
> Hello,
> Hope you are well. I am having trouble communicating with my device using
> read and write. My code is able to recognize the device as well as get
> attributes of the device. However, when I write to device using
> dev.write(endpoint  =  2, message = 'OR'), there is no change in the device.
> Here is the output of the device attributes. Is there anything I am missing
> with the write methods? The specific commands for the device are indicated
> by 2 ASCII letters (in the example above, 'OR'). Please let me know if there
> is anything I can do to modify my write command. Thank you so much.
>
> DEVICE ID 0403:6001 on Bus 020 Address 020 =================

>  iManufacturer          :    0x1 FTDI

>  iProduct               :    0x2 USB-RS422 Cable