Re: [PATCH] USB: serial: simple: add OWON HDS200 series oscilloscope support

[Johan Hovold <johan@kernel.org>]

On Tue, Apr 08, 2025 at 04:27:03PM -0700, Craig Hesling wrote:
> Add serial support for OWON HDS200 series oscilloscopes and likely
> many other pieces of OWON test equipment.
> 
> OWON HDS200 series devices host two USB endpoints, designed to
> facilitate bidirectional SCPI. SCPI is a predominately ASCII text
> protocol for test/measurement equipment. Having a serial/tty interface
> for these devices lowers the barrier to entry for anyone trying to
> write programs to communicate with them.
> 
> The following shows the USB descriptor for the OWON HDS272S running
> firmware V5.7.1:
> 
> Bus 001 Device 068: ID 5345:1234 Owon PDS6062T Oscilloscope

> OWON appears to be using the same USB Vendor and Product ID for many
> of their oscilloscopes. Looking at the discussion about the USB
> vendor/product ID, in the link bellow, suggests that this VID/PID is
> shared with VDS, SDS, PDS, and now the HDS series oscilloscopes.
> Available documentation for these devices seems to indicate that all
> use a similar SCPI protocol, some with RS232 options. It is likely that
> this same simple serial setup would work correctly for them all.
> 
> Link: https://usb-ids.gowdy.us/read/UD/5345/1234
> Signed-off-by: Craig Hesling <craig@hesling.com>

Thanks for the patch. Now applied.

Johan