XMOS xCORE-200 Multi-channel Audio board Design Manual page 105

USB Audio Design Guide
When using the USB audio framework the c_ep_in array is always composed in the following order:
Endpoint 0 (in)
Audio Feedback endpoint (if output enabled)
Audio IN endpoint (if input enabled)
MIDI IN endpoint (if MIDI enabled)
Clock Interrupt endpoint
The array c_ep_out is always composed in the following order:
Endpoint 0 (out)
Audio OUT endpoint (if output enabled)
MIDI OUT endpoint (if MIDI enabled)
Function Endpoint0
Description Function implementing Endpoint 0 for enumeration, control and configuration
of USB audio devices.
It uses the descriptors defined in descriptors_2.h .
Type
void Endpoint0(chanend c_ep0_out,
XM0088546.1
chanend c_ep0_in,
chanend c_audioCtrl,
chanend ?c_mix_ctl,
chanend ?c_clk_ctl,
chanend ?c_EANativeTransport_ctr,
client interface i_dfu dfuInterface)
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