S5920Q Applied Micro Circuits Corporation, S5920Q Datasheet - Page 72
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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
S5920Q
Manufacturer:
AMCC
Quantity:
5 510
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S5920 – PCI Product: Operation Registers
OUTGOING MAILBOX REGISTER (OMB)
Figure 26. Outgoing Mailbox
AMCC Confidential and Proprietary
Register Names:
PCI Address Offset:
Power-up value:
PCI Attribute:
Size:
31
Byte 3
24
Outgoing Mailbox
0Ch
Undefined
Read/Write
32 bits
23
Byte 2
16
15
This DWORD register provides a method for sending
command or parameter data to the Add-On bus. PCI
bus transactions to this register may be of any width
(byte, word, or DWORD). Writing to this register can
be a source for Add-On bus interrupts by enabling
interrupt generation through the use of the Add-on’s
Interrupt Control/Status Register. This is also called
the Add-On Incoming Mailbox Register (AIMB). Read-
ing from this register will not affect interrupts or the
MBEF status register.
Byte 1
8
Revision 1.02 – April 12, 2007
7
Byte 0
Data Book
DS1596
0
72
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