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TMP92CZ26A
92CZ26A-415
(6) SET_DESCRIPTOR request
This request sets or enables particular function.
bmRequestType bRequest wValue wIndex wLength Data
00000000B SET_
Descriptor
Descriptor type
and
Descriptor index
0
or
Language ID
Descriptor
length
Descriptor
Automatically answer of this request does not support.
According to INT_SETUP interrupt, if receiving request was discerned as
SET_DESCRIPTOR request, take back data after it confirmed EP0_DSET_A bit
of DATASET register is “1”. When finishing, access EOP register, and write “0” to
EP0_EOPB bit. Therefore, status stage finish. Transaction is same with vendor
request.
Pleas refer to vendor request section.
(7) GET_CONFIGURATION request
This request returns configuration value of present device.
bmRequestType bRequest wValue wIndex wLength Data
10000000B GET_
CONFIG
0 0 1 Configuration
value
If it is not configured, it returns “0”. If configuration, it returns configuration
value.
(8) SET_CONFIGURATION request
This request sets device configuration.
bmRequestType bRequest wValue wIndex wLength Data
00000000B SET_
CONFIG
Configuration
value
0 0 None
It configured in value that is appointed by using lower byte of wValue field.
When this value is “0”, it is not configured.