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44409
Rev.
1.70
October 10
AMD SP5100 Databook
Integrated Resistor and External Pull-up/Pull-down Resistor
Requirements
27
Interface
Signal Name
Value of
Integrated / External
Resistor
Resistor Type
Register for
programming the
integrated PU/PD
USB_OC3#/GPM3#
Integrated 10 K
Pull-up
PM2_Rg F6h
Default: Pull-up
enabled
USB_OC4#/GPM4#
Integrated 10 K
Pull-up
PM2_Rg F7h
Default: Pull-up
enabled
USB_OC5#/GPM5#
Integrated 10 K
Pull-up
PM2_Rg F7h
Default: Pull-up not
enabled
BLINK/GPM6#
Integrated 10 K
Pull-up
PM2_Rg F7h
Default: Pull-up
enabled
SYS_RESET#/GPM7#
Integrated 10 K
Pull-up
PM2_Rg F7h
Default: Pull-up
enabled
USB_OC8#/AZ_DOCK_RST#/
GPM8#
Integrated 10 K
Pull-up
PM2_Rg F8h
Default: Pull-up
enabled
SLP_S2/
GPM9#
Integrated 10 K
Pull-down
PM2_Rg F8h
Default: Pull-down
enabled
GPIO
CLK_REQ0#/SATA_IS3#/
GPIO0
Integrated 10 K
Pull-down
PM2_Rg E0h
Default: Pull-down
enabled
SPKR/GPIO2
Integrated 8.2 K
Pull-up
PM2_Rg E0h
Default: Pull-up/Pull-
down not enabled
FANOUT0/GPIO3
Integrated 8.2 K
Pull-up
PM2_Rg E0h
Default: Pull-up
enabled
SMARTVOLT1/SATA_IS2#/
GPIO4
Integrated 8.2 K
See
Note
PM2_Rg E1h
Default: Pull-up/Pull-
down not enabled
SMARTVOLT2/SHUTDOWN#/
GPIO5
Integrated 8.2 K
See
Note
PM2_Rg E1h
Default: Pull-up/Pull-
down not enabled
CLK_REQ3#/SATA_IS1#/GPIO6
Integrated 8.2 K
See
Note
PM2_Rg E1h
Default: Pull-up/Pull-
down not enabled
NB_PWRGD
Integrated 10 K
See
Note
PM2_Rg E1h
Default: Pull-up/Pull-
down not enabled
DDC1_SDA/GPIO8
Integrated 8.2 K
See
Note
PM2_Rg E2h
Default: Pull-up/Pull-
down not enabled
DDC1_SCL/GPIO9
Integrated 8.2 K
See
Note
PM2_Rg E2h
Default: Pull-up/Pull-
down not enabled
SATA_IS0#/GPIO10
Integrated 8.2 K
See
Note
PM2_Rg E2h
Default: Pull-up/Pull-
down not enabled