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USB ID's

VID	PID	Name
0x0562	0x03EB	Dynacord CMS 600-3
0x0A4A	0xFFD2	Allen&Heath Xone:DB2
0x0A4A	0xFFDB	Allen&Heath Xone:DB4
0x0A4A	0xFFDD	Allen&Heath Xone:DX
0x0A4A	0xFF4D	Allen&Heath Xone:4D
0x0A4A	0xFF01	Allen&Heath Xone:2D

URB Control

bmRequestType	bRequest	wValue	wIndex	wLength	Name
0xC0 (IN)	0x56	0x0000	0x0000	8	Get Firmware Version
0xC0 (IN)	0x49	0x0000	0x0000	1	Samplerate set status (?)
0xA2 (IN)	0x81	0x0100	0x0000	3	Get samplerate from device
0x22 (OUT)	0x01	0x0100	0x0086	3	Set samplerate on device
0x22 (OUT)	0x01	0x0100	0x0005	3	Set samplerate on device
0x40 (OUT)	0x49	0x0032	0x0000	0	Reset pipes (?)

Sample Rates

Byte 0	Byte 1	Byte 2	Name
0x44	0xAC	0x00	44100
0x80	0xBB	0x00	48000
0x88	0x58	0x01	88200
0x00	0x77	0x01	96000

Endpoints

Endpoint	Name
0x83 (IN)	MIDI/UART IN
0x05 (OUT)	PCM/UART OUT
0x86 (IN)	PCM IN