S5920Q Applied Micro Circuits Corporation, S5920Q Datasheet - Page 44
S5920Q
Manufacturer Part Number
S5920Q
Description
Manufacturer
Applied Micro Circuits Corporation
Datasheet
1.S5920Q.pdf
(165 pages)
Specifications of S5920Q
Operating Temperature (min)
0C
Operating Temperature Classification
Commercial
Operating Temperature (max)
70C
Package Type
PQFP
Rad Hardened
No
Lead Free Status / Rohs Status
Not Compliant
Available stocks
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Part Number
Manufacturer
Quantity
Price
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Part Number:
S5920Q
Manufacturer:
AMCC
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5 510
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S5920 – PCI Product: PCI Configuration Registers
PCI COMMAND REGISTER (PCICMD)
Figure 9. PCI Command Register
AMCC Confidential and Proprietary
Register Name:
Address Offset:
Power-up value:
Boot-load:
Attribute:
Size:
15
Fast Back-to-Back
SERR# Enable
Wait Cycle Enable
PERR# Enable
Palette Snoop Enable
Memory Write and Invalidate Enable
Special Cycle Enable
Bus Master Enable
Memory Access Enable
I/O Access Enable
PCI Command
04h-05h
0000h
not used
Read/Write (R/W on 4 bits, R/O for
all others)
16 bits
Reserved = 00
9
0
X
8
This 16-bit register provides basic control over a
device’s ability to respond to or perform PCI accesses.
This register is defined by the PCI specification and its
implementation is required of all PCI devices. Four of
the ten implemented bits are required by the S5920;
those which are not required are hardwired to 0. The
definitions for all the fields are provided here for
completeness.
7
0
X
6
5
0
4
0
Revision 1.02 – April 12, 2007
3
0
2
0
Data Book
X
1
X
0
DS1596
44
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