Specifications

Chapter 2-29
CMD DATA Description return
Aah Both enable external PS2 and internal
touch pad
None
Ach
A
uto enable/disable external PS2 and
internal touch pad
None
B1h System into standby None
B2h Resume from standby None
B5h VGA suspend enable None
B6h VGA suspend disable None
B8h Modem ring disable None
B9h PME enable None
Bah PME disable None
Bbh S4 status bit clear None
Bch S4 status bit set None
C1h force battery pack auto learning None
C2h disable battery pack learning None
C3h SMI/SCI Trigger event enable None
C4h SMI/SCI Trigger event disable None
Cbh PCMCIA suspend disable None
Cch PCMCIA suspend enable None
Cdh Wake up LAN disable None
Ceh Wake up LAN enable None
D0h Disable IRQ1 None
D1h Enable IRQ 1
D2h Beep alarm 100mS None
D5h PCMCIA reset off None
D6h PCMCIA reset on None
E1h Turn LCD back-light on None
E2h Turn LCD back-light off None
E5h Select US keyboard Matrix None
E6h Select JP keyboard Matrix None
E7h Select UK keyboard Matrix None
E8h EC into ACPI mode None
E9h Non-ACPI mode (EC default) None
F2h disable watchdog None
F3h enable watchdog None
F4h enable RTC access by EC None
F5h disable RTC access by EC None
F6h Clear header of Boot code None