
OZ990
OZ990-SF-1.6
Page 4
GPIO PINS ALTERNATE USAGE
Name
Default Usage
Alt PMU mode
MODE=1
PWRGD=1
PCO[0]
PCO[1]
PCO[2]
PCO[3]
GPI[0]
Alternate Usage
PMU Mode
MODE=1
PWRGD=0
PCO[0]
PCO[1]
PCO[2]
PCO[3]
GPO[0] (SMIEVENT)
GPIO mode
MODE=0
PC[0] / GPIO[16]
PC[1] / GPIO[17]
PC[2] / GPIO[18]
PC[3] / GPIO[19]
GPIO[0]/SMIEVENT
GPI[16]
GPI[17]
GPI[18]
GPI[19]
GPI[0]
GPI[16], GPO[16]
GPI[17], GPO[17]
GPI[18], GPO[18]
GPI[19], GPO[19]
GPI[0], GPO[0]
ALF[0]
ID[0]
DIS_WAKE
PWRON
GPI[1], GPO[1]
ALF[1]
ID[1]
DIS_WAKE
PWRON
SMBALERT#
GPO[2]
ALF[2]
ID[2]
DIS_WAKE
PWRON
GPO[3]
ALF[3]
ID[3]
DIS_WAKE
PWRON
GPO[4]
ALF[4]
ID[4]
DIS_WAKE
PWRON
GPO[5]
ALF[5]
GPO[6]
ALF[6]
GPO[7]
ALF[7]
GPO[8]
DIS_WAKE
PWRON
GPO[9]
DIS_WAKE
PWRON
GPO[10]
DIS_WAKE
PWRON
GPO[11]
DIS_WAKE
PWRON
GPO[12]
DIS_WAKE
PWRON
GPO[13]
DIS_WAKE
PWRON
GPO[14]
DIS_WAKE
PWRON
GPO[15]
DIS_WAKE
PWRON
GPIO[1]/WAKE
GPO[1] (WAKE)
GPI[1]
GPI[1]
GPIO[2]/SMBALERT#
GPI[2]
GPI[2]
GPI[2]
GPIO[3]
GPI[3]
GPI[3]
GPI[3]
GPIO[4]
GPI[4]
GPI[4]
GPI[4]
SMBIDSEL[0]/GPO[5]
GPI[5]
GPI[5]
GPI[5]
SMBIDSEL[1]/GPO[6]
GPI[6]
GPI[6]
GPI[6]
SMBIDSEL[2]/GPO[7]
GPI[7]
GPI[7]
GPI[7]
GPIO[8]
GPI[8]
GPI[8]
GPI[8]
GPIO[9]
GPI[9]
GPI[9]
GPI[9]
GPIO[10]
GPI[10]
GPI[10]
GPI[10]
GPIO[11]
GPI[11]
GPI[11]
GPI[11]
GPIO[12]
GPI[12]
GPI[12]
GPI[12]
GPIO[13]
GPI[13]
GPI[13]
GPI[13]
GPIO[14]
GPI[14]
GPI[14]
GPI[14]
SRBTN#/GPIO[15]
GPI[15] (has
‘
Wake-
up
’
function)
GPI[15]
GPI[15]
Note:
GPI[15:8] are SMI/SMB interruptible.