If you try these demo on OTG port (port1),
press [z] key first to provide V-bus from the port
- * Device enumeration
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- Plug-in, Plug-out hubs and devices on root-hub/hub ports.
WASABI-Hot! can enumerate any USB devices and hubs.
Try[Space]
key to show USB topology and address availability.
All enumeration processes are sone by control transfer.
Interrupt transfers are used to maintain hub activities.
- * Play audio Beep
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- Connect USB speaker.
Press[b]
.
Or play music by pressing [Z], [X], [C], [V], [B], [N], [M] and [<]
Volume level can be controled by[,]
and[.]
The sound data output to USB speakers are done with isochronous transfer. The data rate is 1.4112Mbps (CD audio data rate)
- * Play audio File
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- Connect USB speaker.
Press[a]
.
You will see the list of file list. Please select one of those.
You can stop the music by[a]
during play.
The sound data output to USB speakers are done with isochronous transfer. The data rate is 1.4112Mbps (CD audio data rate)
- * Print picture
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- Connect USB printer.
Press[p]
.
You can drive multiple printers simultaneously.
Printing data are transferred by bulk transfer.
- * Keyboard demo
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Connect USB keyboard.
Press[k]
.
Type string. The key stroke will be echoed on the screen.
Press[Return]
to excape from this mode.
HID transfers are done by interrupt transfer
- * Mouse demo
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Connect USB mouse.
The mouse status will be shown on the screen.
WASABI-Hot! has a sample code for the vender specific class driver.
If user connect GriffinTechnology's PowerMate, the device can be used for audio volume and mute controls.
HID transfers are done by interrupt transfer