W83637HF Datasheet, PDF (125/149 Pages) Winbond – LPC I/O

W83637HF
CRE4 (Default 0x00)
Bit 7 : Power loss control bit 2.
0 = Disable ACPI resume
1 = Enable ACPI resume
Bit 6-5 : Power loss control bit <1:0>
00 = System always turn off when come back from power loss state.
01 = System always turn on when come back from power loss state.
10 = System turn on/off when come back from power loss state depend on the state
before power loss.
11 = Reserved.
Bit 4 : Suspend clock source select
0 = Use internal clock source.
1 = Use external suspend clock source(32.768KHz).
Bit 3 : Keyboard wake-up type select for wake-up the system from S1/S2.
0 = Password or Hot keys programmed in the registers.
1 = Any key.
Bit 2 : Enable all wake-up event set in CRE0 can wake-up the system from S1/S2 state. This
bit is cleared when wake-up event occurs.
0 = Disable.
1 = Enable.
Bit 1 - 0 : Reserved.
CRE5 (Default 0x00)
Bit 7 : Reserved.
Bit 6 - 0 : Compared Code Length. When the compared codes are storied in the data register,
these data length should be written to this register.
CRE6 (Default 0x00)
Bit 7
: ENMDAT_UP. This bit combining with MSRKEY (bit 4 of CRE0 of logical device A) and
MSXKEY (bit 1 of CRE0 of logical device A) define what kind of mouse wake-up event
can trigger an active low pulse on PSOUT#. Their combination is described in the
following table.
ENMDAT_UP
1
1
0
0
0
0
MSRKEY
x
x
0
1
0
1
MSXKEY
Wake up event
1 Any button click or any movement
0 One click of left/right button
1 One click of left button
1 One click of right button
0 Two times click of left button
0 Two times click of right button
- 120 -
Publication Release Date: June 25, 2003
Revision 1.3