Compal ACY25 series, Service Manual

Page: 46 / 175

Chapter 2-37
Internal keyboard change Configuration
US/UK/JP country option
•
The KBC supports three country selection by KBD_SEL application.
•
You can key in KBD_SEL get the syntax for your option at DOS prompt.
Sticky key support
•
Press shift key 5 times will enable sticky key function.Turns on StickyKeys,which allows
you to press a modifier key(CTRL,ALT,or SHIFT),or the windows logo key, and have it
remain active until the next time you press a key other then CTRL,ALT,SHIFT,or windows
logo key. This is useful for people who have diffculity pressing two keys simultaneously.
EC name space Configuration
SMBus EC interface ACPI RAM definition
Offset Description
60h
SMBus protocol
61h SMBus statue
Bit0-Bit4 – Status
Bit5 - Reserved
Bit6 - ALARM
Bit7 - DONE
62h SMBus Address
63h
SMBus Command
64h – 83h SMBus Data
84h
SMBus BCNT
85h SMBus alarm address
86h
SMBus alarm data 0
87h SMBus alarm data 1
Word registers to Emulate smart charge RAM definition
Offset Description
90h – 91h CHG_MODE0
CHG_MODE1
Bit0 – INHIBIT_CHARGE(0=enabled, 1=inhibit)
Bit1 – ENABLE_POLLING(0=disable, 1=enable)
Bit2 – POR_RESET(0=Mode unchanged, 1=set power on defaults)
Bit3 – RESET_TO_ZERO(0=No change, 1=set charging values to zero)
Bit4-15 – Reserved
92h – 93h CHG_STAT0
CHG_STAT1
Bit0 – CHARGE_INHIBITED(Status of bit in CHG_MODE register)
Bit1 – MASTER_MODE(Set if HOST controlled & ENABLE_POLL)
Bit2 – VOLTAGE_NOTREG(Set if CHG_VOLT not in regulation )
Bit3 – CURRENT_NOTREG(Set if CHG_CURRENT not in regulation)
Bit4 – LEVEL_2(Set always at least level 2)
Bit5 – LEVEL_3(Set always if level 3 capable)