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LAN9312 Datasheet(PDF) 409 Page - SMSC Corporation

Part # LAN9312
Description  High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
PDF  458 Pages
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Manufacturer  SMSC [SMSC Corporation]
Direct Link  http://www.smsc.com
Logo SMSC - SMSC Corporation

LAN9312 Datasheet(HTML) 409 Page - SMSC Corporation

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High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9312
409
Revision 1.2 (04-08-08)
DATASHEET
14.5.3.39
Switch Engine Interrupt Mask Register (SWE_IMR)
This register contains the Switch Engine interrupt mask, which masks the interrupts in the Switch
Engine Interrupt Pending Register (SWE_IPR). All Switch Engine interrupts are masked by setting the
Interrupt Mask bit. Clearing this bit will unmask the interrupts. Refer to Chapter 5, "System Interrupts,"
on page 49 for more information.
Register #:
1880h
Size:
32 bits
BITS
DESCRIPTION
TYPE
DEFAULT
31:1
RESERVED
RO
-
0
Interrupt Mask
When set, this bit masks interrupts from the Switch Engine. The status bits
in the Switch Engine Interrupt Pending Register (SWE_IPR) are not
affected.
R/W
1b



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