CY7C68300B/CY7C68301B
CY7C68320/CY7C68321
Table 8-6. EEPROM Organization (continued)
EEPROM
Address
Required Suggested
Contents Contents
Field Name
Field Description
Channel Descriptor
0x91
0x92
0x93
bLength
Byte length of this descriptor
channel descriptor type
0x09
0x22
bDescriptorType
bChannelID
Number of the channel, must be a zero based value that is
unique across the device
0x94
0x95
bmAttributes
bRecipient
Bits(7:5)
Must be set to 0.
Bit (4:0)
0 = Not used
1 = Interface
2 = Endpoint
3...31 = Reserved values
0x96
0x97
Identifier of the target recipient
If Recipient type field of bmAttributes = 1 then
bRecipient field is the bInterfaceNumber
If Recipient type field of bmAttributes = 2 then
bRecipient field is an endpoint address, where:
D7: Direction (0 = Out, 1 = IN)
D6...D4: reserved and set to zero
D3...D0: Endpoint number
bRecipientAlt
alternate setting for the interface to which this channel
applies
0x00
0x98
0x99
bRecipientLogicalUnit
bMethod
Recipient Logical Unit
Index of a class-specific CSM descriptor That describes one
of the Content Security Methods (CSM) offered by the
device
0x9A
bMethodVariant
CSM Variant descriptor
CSM Descriptor
0x9B
0x9C
0x9D
bLength
Byte length of this descriptor
CSM Descriptor type
0x06
0x23
0x01
bDescriptorType
bMethodID
Index of a class-specific CSM descriptor that describes on
of the Content Security Methods offered by the device.
0x9E
iCSMDescriptor
Index ofstringdescriptorthatdescribes theContentSecurity
Method
0x9F
0xA0
0xA1
bcdVersion (LSB)
bcsVersion (MSB)
Terminator
CSM Descriptor Version number
0x10
0x02
0x00
USB String Descriptor–Index 0 (LANGID)
0xA2
0xA3
0xA4
0xA5
bLength
LANGID string descriptor length in bytes.
Descriptor type.
0x04
0x03
bDescriptorType
LANGID (LSB)
LANGID (MSB)
Language supported. The CY7C68300B supports one
LANGID value.
0x09
0x04
USB String Descriptor–Manufacturer
0xA6
0xA7
0xA8
0xA9
0xAA
0xAB
bLength
bDescriptorType
bString
String descriptor length in bytes (including bLength).
Descriptor type.
0x2C
0x03
Unicode character LSB.
“C” 0x43
0x00
bString
Unicode character MSB.
bString
Unicode character LSB.
“y” 0x79
0x00
bString
Unicode character MSB.
Document 38-08033 Rev. *D
Page 26 of 36
CYPRESS [ CYPRESS ]
