HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 545

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

19.2
Table 19.1 lists the input and output pins of the LPC module.
Table 19.1 Pin Configuration
Name
LPC address/
data 3 to 0
LPC frame
LPC reset
LPC clock
Serialized interrupt
request
LSCI general
output
LSMI general
output
PME general
output
GATE A20
LPC clock run
LPC power-down
Notes: 1. Pin state monitoring input is possible in addition to the LPC interface control
2. Only 0 can be output. If 1 is output, the pin goes to the high-impedance state, so an
Input/Output Pins
input/output function.
external resistor is necessary to pull the signal up to V
Abbreviation
LAD3 to LAD0 P33 to P30 Input/
/)5$0(
/5(6(7
LCLK
SERIRQ
LSCI
/60,
30(
GA20
&/.581
/3&3'
Port
P34
P35
P36
P37
PB1
PB0
P80
P81
P82
P83
I/O
output
Input*
Input*
Input
Input/
output*
Output*
Output*
Output*
Output*
Input/
output*
Input*
1
1
1
1
1,
1,
1,
1,
1,
*
*
*
*
*
2
2
2
2
2
Serial (4-signal-line) transfer cycle
type/address/data signals,
synchronized with LCLK
Transfer cycle start and forced
termination signal
LPC interface reset signal
Serialized host interrupt request
signal, synchronized with LCLK
(SMI, IRQ1, IRQ6, IRQ9 to IRQ12)
General output
General output
General output
A20 gate control signal output
LCLK restart request signal in case
of serial host interrupt request
LPC module shutdown signal
Function
33 MHz PCI clock signal
CC
Rev. 2.0, 08/02, page 505 of 788
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