Toshiba H1 Series User Manual

Page 419

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TMP92CZ26A

92CZ26A-416

(9) GET_INTERFACE request

This request returns AlternateSetting value that is set by appointed interface.

bmRequestType

bRequest wValue wIndex wLength

Data

10000001B GET_

INTERFACE

0 Interface 1 Alternate

setting

If there is not appointed interface, it become to STALL state.

(10) SET_INTERFACE request

This request selects AlternateSetting in appointed interface.

bmRequestType

bRequest wValue wIndex wLength

Data

00000001B SET_

INTERFACE

Alternate

setting

Interface 0

None

If there is not appointed interface, it become STALL state.

(11) SYNCH_FRAME request

This request transmits synchronous frame of endpoint.

bmRequestType

bRequest wValue wIndex wLength

Data

10000010B SYNCH_FRAME

0

Endpoint

2

Frame

No.

Automatically answer of this request does not support.
According to INT_SETUP interrupt, if receiving request was discerned as

SYNCH_FRAME request, write data of 2byte in Frame No after it confirmed
EP0_DSET_A bit of DATASET register is “0”. When finishing, access EOP register,
and write “0” to EP0_EOPB bit. Therefore, status stage finish. It can be used only
in case of endpoint support isochronous transfer type and support this request.
Transaction is same with vendor request.

Pleas refer to vendor request section.

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