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44409
Rev.
1.70
October 10
AMD SP5100 Databook
Integrated Resistor and External Pull-up/Pull-down Resistor
Requirements
29
Interface
Signal Name
Value of
Integrated / External
Resistor
Resistor Type
Register for
programming the
integrated PU/PD
IDE_D13/FC_ADQ13/GPIO28
Integrated 27
Ω
Series
PM2_Rg E7h
Default: Pull-up/Pull-
down not enabled
IDE_D14/FC_ADQ14/GPIO29
Integrated 27
Ω
Series
PM2_Rg E7h
Default: Pull-up/Pull-
down not enabled
IDE_D15/FC_ADQ15/GPIO30
Integrated 27
Ω
Series
PM2_Rg E7h
Default: Pull-up/Pull-
down not enabled
SPI_HOLD#/GPIO31
Integrated 10 K
Pull-Up
PM2_Rg E7h
Default: Pull-up
enabled
SPI_CS1#/GPIO32
Integrated 10 K
Pull-up
PM2_Rg E8h
Default: Pull-up
enabled
INTE#/GPIO33
Integrated 8.2 K
Pull-up
PM2_Rg E8h
Default: Pull-up
enabled
INTF#/GPIO34
Integrated 8.2 K
Pull-up
PM2_Rg E8h
Default: Pull-up
enabled
INTG#/GPIO35
Integrated 8.2 K
Pull-up
PM2_Rg E8h
Default: Pull-up
enabled
INTH#/GPIO36
Integrated 8.2 K
Pull-up
PM2_Rg E9h
Default: Pull-up
enabled
CLK_REQ1#/SATA_IS4/
FANOUT3/GPIO39
Integrated 8.2 K
Pull-down
PM2_Rg E9h
Default: Pull-down
enabled
CLK_REQ2#/SATA_IS5/
FANIN3/GPIO40
Integrated 8.2 K
Pull-down
PM2_Rg EAh
Default: Pull-down
enabled
AZ_SDIN[2:0]/
GPIO[44:42]
Integrated 50 K
Pull-down
PM2_Rg EAh
Default: Pull-down
enabled
AZ_SDIN3/GPIO46
Integrated 50 K
Pull-down
PM2_Rg EBh.
Default: Pull-down
enabled
SPI_CLK/GPIO47
Integrated 10 K
Pull-down
PM2_Rg EBh.
Default: Pull-down
enabled
FANOUT1/GPIO48
Integrated 8.2 K
Pull-up
PM2_Rg ECh.
Default: Pull-up
enabled
FANOUT2/GPIO49
Integrated 8.2 K
Pull-up
PM2_Rg ECh.
Default: Pull-up
enabled
GPIO 64:50
Integrated 10 K
See
Note
PM2_rg F0h:ECh
Default: Pull-up/Pull-
down not enabled