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44409
Rev.
1.70
October 10
AMD SP5100 Databook
Functional Description
61
Pin Name
Type Voltage
Functional Description
FANIN2/GPIO52
I/O
3.3V(5V
Tolerance)
Fan Tachometer Input 2 / GPIO 52
CLK_REQ1#/SATA_IS4/
FANOUT3/GPIO39
I/O
3.3V
PCI Express
®
Clock Request / SATA Interlock
Switch Port 4 (input) / Fan Output 3 / GPIO39
Voltage Sensor inputs
VIN0/GPIO53
I/O
3.3V
Voltage Monitor Input 0 / GPIO 53
VIN1/GPIO54
I/O
3.3V
Voltage Monitor Input 1 / GPIO 54
VIN2/GPIO55
I/O
3.3V
Voltage Monitor Input 2 / GPIO 55
VIN3/GPIO56
I/O
3.3V
Voltage Monitor Input 3 / GPIO 56
VIN4/GPIO57
I/O
3.3V
Voltage Monitor Input 4 / GPIO 57
VIN5/GPIO58
I/O
3.3V
Voltage Monitor Input 5 / GPIO 58
VIN6/GPIO59
I/O
3.3V
Voltage Monitor Input 6 / GPIO 59
VIN7/GPIO60
I/O
3.3V
Voltage Monitor Input 7 / GPIO 60
TSI input ( Shared with SMBUS Clock 3 / Data 3 inputs)
SCL3/IMC_GPIO13
I/O
0.8-V threshold,
S5_3.3V domain
SMBus Clock 3/IMC GPIO13
SDA3/IMC_GPIO14
I/O
0.8-V threshold,
S5_3.3V domain
SMBus Data 3/IMC GPIO14
Analog Power
AVDD
-
3.3V (Analog
Power)
Hardware Monitor Analog PWR
AVSS
-
Analog Ground
Hardware Monitor Analog GND