Intel E3845 FH8065301487715 Data Sheet
Product codes
FH8065301487715
PCU – iLB – Low Pin Count (LPC) Bridge
Intel
®
Atom™ Processor E3800 Product Family
Datasheet
4515
35
PCU – iLB – Low Pin Count
(LPC) Bridge
The SoC implements an LPC Interface as described in the LPC 1.1 Specification. The
Low Pin Count (LPC) bridge function of the SoC resides in PCI Device 31, Function 0.
Low Pin Count (LPC) bridge function of the SoC resides in PCI Device 31, Function 0.
Note:
In addition to the LPC bridge interface function, D31:F0 contains other functional units
including interrupt controllers, timers, power management, system management,
GPIO, and RTC.
including interrupt controllers, timers, power management, system management,
GPIO, and RTC.
35.1
Signal Descriptions
Please see
for additional details.
The signal description table has the following headings:
•
Signal Name: The name of the signal/pin
•
Direction: The buffer direction can be either input, output, or I/O (bidirectional)
•
Platform Power: The reference power plane.
•
Description: A brief explanation of the signal’s function
Note:
If the VGA interfaces is used, VLPC must have a nominal voltage of 3.3V.
I
O
I
O
I
O
I
O
I
O
I
O
I
O
O
Platform Control Unit
UA
RT
RT
LPC
GP
IO
IO
RTC
HPET
82
59
59
APIC
82
54
54
SM
B
B
iLB
SP
I
I
PM
C
C