ASC7521A 查看數據表（PDF） - Unspecified
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ASC7521A Datasheet PDF : 18 Pages
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aSC7521A
Command Summary
Hex Cmd
-
0x00
0x01
0x00
0x02-0xDF
0xE0
0xE1
0xE2
0xE3
0xE4-0xF5
0xF6
0xF6
0xF7
0xF7
0xF8-0xFF
Command Name
Ping()
GetIntTemp()
GetExtTemp()
GetAllTemps()
Unsupported
WriteReg()
ReadReg()
VenCmdEnable()
VenCmdDisable()
Unsupported
ResetDevice()
ResetDevice()
GetDIB()
GetDIB()
Unsupported
Received Bytes
3(target,wr,rd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
4(target,wr,rd,cmd)
Wr Len
0
1
1
1
3+
2
1
1
1
1
1
1
Rd Len
0
2
2
4
0
1+
0
0
0
0
8
16
Bytes Sent by Client
FCS
FCS/2/FCS
FCS/2/FCS
FCS/4/FCS
Abort FCS
FCS
FCS/1+/FCS
FCS
FCS
Abort FCS
FCS
None if default address (0x00)
FCS/8/FCS
FCS/16/FCS
Abort FCS
Table 3. Command Summary
Device Identifier Block (DIB)
The Device Identifier Block describes the identity and functions of a client device on the SST bus. Sixteen bytes are allocated for
this function as shown in Figure 13. Device Identifier Block is returned by the aSC7521A with a GetDIB() command. The aSC7521A
returned values are shown with the description of each field below.
8
Device
Capabilities
8
Version/
Revision
16
Vendor ID
LSB
MSB
16
Device ID
LSB
MSB
8
Device
Interface
8
Function
Interface
8
Device
Interface
Extension
8
Reserved
16
Reserved
24
Vendor
Specific ID
Figure 13. Device Identifier Block
8
Client
Device
Address
Device Capabilities Field (1-byte)
MSB 6 5
Address
Type
110
4
Reserved
0
3
Wake
Capable
0
2
Alert
Support
0
1
Suspend
Support
0
LSB
Slow
Device
0
Figure 14. Device Capabilities Field
© Andigilog, Inc. 2006
- 10 -
www.andigilog.com
October 2006 - 70A05011
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