Com Express Connector Signal Discription - DFI AL9A2 User Manual

COM Express Connector Signal Description
Pin Types
I Input to the Module
O Output from the Module
I/O Bi-directional input / output signal
OD Open drain output
AC97/HDA Signals Descriptions
Signal Pin#
AC/HDA_RST# A30
AC/HDA_SYNC A29
AC/HDA_BITCLK A32
AC/HDA_SDOUT A33
AC/HDA_SDIN2 B28
AC/HDA_SDIN1 B29
AC/HDA_SDIN0 B30
Gigabit Ethernet Signals Descriptions
Signal Pin#
GBE0_MDI0+ A13
GBE0_MDI0- A12
GBE0_MDI1+ A10
GBE0_MDI1- A9
GBE0_MDI2+ A7
GBE0_MDI2- A6
GBE0_MDI3+ A3
GBE0_MDI3- A2
GBE0_ACT# B2
GBE0_LINK# A8
GBE0_LINK100# A4
GBE0_LINK1000# A5
SATA Signals Descriptions
Signal Pin#
SATA0_TX+ A16
SATA0_TX- A17
SATA0_RX+ A19
SATA0_RX- A20
SATA1_TX+ B16
SATA1_TX- B17
SATA1_RX+ B19
SATA1_RX- B20
ATA_ACT# A28
Chapter 3 Hardware Installation
Chapter 3
Pin Type Pwr Rail /Tolerance AL9A2
O CMOS 3.3V Suspend/3.3V
O CMOS 3.3V/3.3V
I/O CMOS 3.3V/3.3V
O CMOS 3.3V/3.3V
I/O CMOS 3.3V Suspend/3.3V
I/O CMOS 3.3V Suspend/3.3V
I/O CMOS 3.3V Suspend/3.3V
Pin Type Pwr Rail /Tolerance AL9A2
I/O Analog 3.3V max Suspend
I/O Analog 3.3V max Suspend
I/O Analog 3.3V max Suspend
I/O Analog 3.3V max Suspend
I/O Analog 3.3V max Suspend
I/O Analog 3.3V max Suspend
I/O Analog 3.3V max Suspend
I/O Analog 3.3V max Suspend
OD CMOS 3.3V Suspend/3.3V
OD CMOS 3.3V Suspend/3.3V
OD CMOS 3.3V Suspend/3.3V
OD CMOS 3.3V Suspend/3.3V
Pin Type Pwr Rail /Tolerance AL9A2
O SATA AC coupled on Module AC Coupling capacitor
O SATA AC coupled on Module AC Coupling capacitor
I SATA AC coupled on Module AC Coupling capacitor
I SATA AC coupled on Module AC Coupling capacitor
O SATA AC coupled on Module AC Coupling capacitor
O SATA AC coupled on Module AC Coupling capacitor
I SATA AC coupled on Module AC Coupling capacitor
I SATA AC coupled on Module AC Coupling capacitor
I/O CMOS 3.3V / 3.3V PU 4.7K to 3.3V Suspend
Carrier Board Description
Connect to CODEC pin 11 RESET# Reset output to CODEC, active low.
Connect to CODEC pin 10 SYNC Sample-synchronization signal to the CODEC(s).
Connect to CODEC pin 6 BIT_CLK Serial data clock generated by the external CODEC(s).
Connect to CODEC pin 5 SDATA_OUT Serial TDM data output to the CODEC.
Connect 33 in series to CODEC2 pin 8 SDATA_IN
Connect 33 in series to CODEC1 pin 8 SDATA_IN Serial TDM data inputs from up to 3 CODECs.
Connect 33 in series to CODEC0 pin 8 SDATA_IN
Carrier Board Description
Gigabit Ethernet Controller 0: Media Dependent Interface Differential
Connect to Magnetics Module MDI0+/-
Pairs 0,1,2,3. The MDI can operate in 1000, 100 and 10 Mbit / sec
modes. Some pairs are unused in some modes, per the following:
Connect to Magnetics Module MDI1+/-
MDI[0]+/-
Connect to Magnetics Module MDI2+/-
MDI[1]+/-
MDI[2]+/-
Connect to Magnetics Module MDI3+/-
MDI[3]+/-
Connect to LED and recommend current limit
Gigabit Ethernet Controller 0 activity indicator, active low.
resistor 150 to 3.3VSB
NC Gigabit Ethernet Controller 0 link indicator, active low.
Connect to LED and recommend current limit
Gigabit Ethernet Controller 0 100 Mbit / sec link indicator, active low.
resistor 150 to 3.3VSB
Connect to LED and recommend current limit
Gigabit Ethernet Controller 0 1000 Mbit / sec link indicator, active low.
resistor 150 to 3.3VSB
Carrier Board Description
Connect to SATA0 Conn TX pin Serial ATA or SAS Channel 0 transmit differential pair.
Connect to SATA0 Conn RX pin Serial ATA or SAS Channel 0 receive differential pair.
Connect to SATA1 Conn TX pin Serial ATA or SAS Channel 1 transmit differential pair.
Connect to SATA1 Conn RX pin Serial ATA or SAS Channel 1 receive differential pair.
Connect to LED and recommend current limit
ATA (parallel and serial) or SAS activity indicator, active low.
resistor 220 to 3.3V
15
1000BASE-T 100BASE-TX 10BASE-T
B1_DA+/- TX+/- TX+/-
B1_DB+/- RX+/- RX+/-
B1_DC+/-
B1_DD+/-
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