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Initial
Bit
Bit Name
Value
4
LRSTB
0
3
SDWNB
0
2
PMEB
0
R/W
Slave Host Description
R/W
LPC Software Reset Bit
Resets the LPC interface. For the scope of initialization
by an LPC reset, see section 19.4.6, LPC Interface
Shutdown Function (LPCPD).
0: Normal state
[Clearing conditions]
•
Writing 0
•
LPC hardware reset
1: LPC software reset state
[Setting condition]
Writing 1 after reading LRSTB = 0
R/W
LPC Software Shutdown Bit
Controls LPC interface shutdown. For details of the
LPC shutdown function, and the scope of initialization
by an LPC reset and an LPC shutdown, see section
19.4.6, LPC Interface Shutdown Function (LPCPD).
0: Normal state
[Clearing conditions]
•
Writing 0
•
LPC hardware reset or LPC software reset
•
LPC hardware shutdown
(falling edge of LPCPD signal when SDWNE = 1)
•
LPC hardware shutdown release
(rising edge of LPCPD signal when SDWNE = 0)
1: LPC software shutdown state
[Setting condition]
Writing 1 after reading SDWNB = 0
R/W
PME Output Bit
Controls PME output in combination with the PMEE
bit. For details, refer to description on the PMEE bit in
HICR0.
Section 19 LPC Interface (LPC)
Rev. 1.00 Mar. 12, 2008 Page 677 of 1178
REJ09B0403-0100
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