PI7C9X20404SLCFDE Pericom Semiconductor, PI7C9X20404SLCFDE Datasheet - Page 56

• Manufacturer Part Number: PI7C9X20404SLCFDE
• Description: IC PCIE PACKET SWITCH 128LQFP
• Manufacturer: Pericom Semiconductor
• Series: SlimLine™r

Specifications of PI7C9X20404SLCFDE

• Applications: Data Transport
• Interface: Advanced Configuration Power Interface (ACPI)
• Package / Case: 128-LQFP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -

7.2.74
July 2009 – Revision 1.2
Pericom Semiconductor
SLOT CONTROL REGISTER (Downstream Port Only) – OFFSET F8h
BIT
14:7
16:15
18:17
31:19
BIT
0
1
2
3
4
5
7:6
FUNCTION
Slot Power Limit
Value
Slot Power Limit
Scale
Reserved
Physical Slot
Number
FUNCTION
Attention Button
Pressed Enable
Power Fault Detected
Enable
Reserved
Presence Detect
Changed Enable
Command
Completed Interrupt
Enable
Hot-Plug Interrupt
Enable
Attention Indicator
Control
TYPE
TYPE
RW
RW
RW
RW
RW
RW
RW
RW
RO
RO
RO
Page 56 of 77
DESCRIPTION
When set, it enables the generation of Hot-Plug interrupt or wakeup event on
an attention button pressed event.
Reset to 0b.
When set, it enables the generation of Hot-Plug interrupt or wakeup event on
a power fault event.
Reset to 0b.
Reset to 0b.
When set, it enables the generation of Hot-Plug interrupt or wakeup event on
a presence detect changed event.
Reset to 0b.
When set, it enables the generation of Hot-Plug interrupt when the Hot-Plug
Controller completes a command.
Reset to 0b.
When set, it enables generation of Hot-Plug interrupt on enabled Hot-Plug
events.
Reset to 0b.
Controls the display of Attention Indicator.
00b: Reserved
01b: On
10b: Blink
11b: Off
Writes to this register also cause the Port to send the
ATTENTION_INDICATOR_* Messages.
Reset to 11b.
DESCRIPTION
It applies to Downstream Port only. In combination with the Slot Power Limit
Scale value, specifies the upper limit on power supplied by slot. Writes to this
register also cause the Port to send the Set_Slot_Power_Limit message. The
default value may be changed by SMBus or auto-loading from EEPROM.
Reset to 00h.
It applies to Downstream Port only. Specifies the scale used for the Slot
Power Limit Value. Writes to this register also cause the Port to send the
Set_Slot_Power_Limit message. The default value may be changed by
SMBus or auto-loading from EEPROM.
Reset to 00b.
Reset to 00b.
It indicates the physical slot number attached to this Port. The default value
may be changed by SMBus or auto-loading from EEPROM.
Reset to 0.
4Port-4Lane PCI Express® Switch
SlimLine
PI7C9X20404SL
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