Datasheet

Rev. 3.00, 03/04, page 13 of 830
Type Symbol Pin No. I/O Name and Function
LAD3 to
LAD0
55 to 58 Input/
Output
Transfer cycle type/address/data I/O pins
LFRAME 54 Input Input pin indicating transfer cycle start and forced
termination
LRESET 53 Input LPC reset pin. When this pin is low, a reset state
is entered.
LCLK 52 Input PCI clock input pin
SERIRQ 51 Input/
Output
LPC serialized host interrupt request signal
LSCI,
LSMI,
PME
66
65
64
Input/
Output
General input/output ports of LSCI, LSMI, and
PME
GA20 63 Input/
Output
GATE A20 control signal output pin. The monitor
input of an output state is enabled.
CLKRUN 62 Input/
Output
LCLK restart request I/O pin
LPC
Interface
(LPC)
LPCPD 61 Input LPC module shutdown control input pin
Event
Counter
EVENT15
to EVENT0
113 to 120,
33 to 35,
37 to 41
Input Event counter input pins.