ASC7521A Просмотр технического описания (PDF) - Unspecified
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ASC7521A Datasheet PDF : 18 Pages
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aSC7521A
Version / Revision Field (1-byte)
MSB
6
Pre-
release
1
0
5
4
SST Version
001
001
3
2
1
LSB
Minor Revision
0000 (default)
0000
Figure 15. Version / Revision Field
for V1.0 Pre-production
for V1.0 Production
Vendor ID Field (2-bytes)
Andigilog Vendor ID is 16 bits = 0x19C9 (This field is stored in the format LS Byte, MS Byte = 0xC919). Vendor IDs can be found
at: http://www.pcisig.com/membership/vid_search
Device ID Field (2-bytes)
This field uniquely identifies the device from a specific vendor. Place the least significant byte as the first byte and the most
significant byte as the second byte.
Part Number
aSC7521A
Value (MS,LS)
0x7521
Stored Value (LS,MS)
0x2175
Device Interface Field (1-byte)
The vendor sets to ‘1’, bit positions in this field in the event the device supports higher layer protocols that are industry specific using
Table 4.
Value = 0x02
Bit
Protocol
Meaning
7
-
Reserved for future use , must be set = ‘0’
6
-
Reserved for future use , must be set = ‘0’
5
IPMI
Device supports additional access and capabilities per the IPMI specification.
4
ASF
Device supports additional access and capabilities per the ASF specification.
3
Serial-ATA Device supports additional access and capabilities per the serial-ATA specification.
2
PCI-Express
Device supports additional access and capabilities per the PCI Express
specification.
1
SST
Device supports additional access and capabilities per the SST Functional
Descriptor Specification (to be published at a future date).
0
OEM
Device supports vendor-specific additional access and capabilities per the Vendor
ID and Device ID.
Table 4. Device Interface Field
Function Interface Field (1-byte)
This field provides a mechanism for a device to pass higher-layer SST device-specific information.
Value = 0x00
© Andigilog, Inc. 2006
- 11 -
www.andigilog.com
October 2006 - 70A05011
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