MEC1404 Datasheet, PDF (84/572 Pages) Microchip Technology – Keyboard and Embedded Controller Products for Notebook PC

MEC140X/1X
Offset ^10h
Bits
Description
Type
10 ACPI_EC2 Sleep Enable
0: block is free to use clocks as necessary.
1: block is commanded to sleep at next available moment.
9:4 RESERVED
3 BIOS1 Sleep Enable
0: block is free to use clocks as necessary.
1: block is commanded to sleep at next available moment.
2 BIOS0 Sleep Enable
0: block is free to use clocks as necessary.
1: block is commanded to sleep at next available moment.
1 UART 0 Sleep Enable
0: block is free to use clocks as necessary.
1: block is commanded to sleep at next available moment.
0 LPC Sleep Enable
0: block is free to use clocks as necessary.
1: block is commanded to sleep at next available moment.
R/W
RES
R/W
R/W
R/W
R/W
3.9.4 HOST CLOCK REQUIRED STATUS REGISTERS (HOST_CLK_REQ)
Default
0h
Reset
Event
nSYSR
ST
0h
nSYSR
ST
0h
nSYSR
ST
0h
nSYSR
ST
0h
nSYSR
ST
Offset ^14h
Bits
31:21 RESERVED
20 Reserved
Description
19 eSPI Clock Required
0: block does NOT need clocks.
1: block requires clocks.
18 RESERVED
17 Mailbox Clock Required
0: block does NOT need clocks.
1: block requires clocks.
16 8042EM Clock Required
0: block does NOT need clocks.
1: block requires clocks.
15 ACPI PM1 Clock Required
0: block does NOT need clocks.
1: block requires clocks.
Type
RES
R
R
Default
Reset
Event
0h
nSYSR
ST
0h
nSYSR
ST
RES
R
0h
nSYSR
ST
R
0h
nSYSR
ST
R
0h
nSYSR
ST
DS00001956D-page 84
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