DFI CM960-B, User Manual, Page: 16 / 78

www.dfi .com Chapter 3 Hardware Installation
16
Chapter 3
COM Express Connectors Signal Description
Signal Pin# Pin Type Pwr Rail /Tolerance CM960-B Carrier Board Description
AC/HAD_RST# A30 O CMOS 3.3V Suspend/3.3V Connect to CODEC pin 11 RESET# Reset output to CODEC, active low.
AC/HDA_SYNC A29 O CMOS 3.3V/3.3V Connect to CODEC pin 10 SYNC Sample-synchronization signal to the CODEC(s).
AC/HDA_BITCLK A32 I/O CMOS 3.3V/3.3V Connect to CODEC pin 6 BIT_CLK Serial data clock generated by the external CODEC(s).
AC/HDA_SDOUT A33 O CMOS 3.3V/3.3V Connect to CODEC pin 5 SDATA_OUT Serial TDM data output to the CODEC.
AC/HDA_SDIN2 B28 I/O CMOS 3.3V Suspend/3.3V Connect 33
ƻ
in series to CODEC2 pin 8 SDATA_IN
AC/HDA_SDIN1 B29 I/O CMOS 3.3V Suspend/3.3V Connect 33
ƻ
in series to CODEC1 pin 8 SDATA_IN
AC/HDA_SDIN0 B30 I/O CMOS 3.3V Suspend/3.3V Connect 33
ƻ
in series to CODEC0 pin 8 SDATA_IN
Signal Pin# Pin Type Pwr Rail /Tolerance CM960-B Carrier Board Description
GB A13 I/O Analog 3.3V max Suspend
GBE0_MDI0- A12 I/O Analog 3.3V max Suspend
GB A10 I/O Analog 3.3V max Suspend
GBE0_MDI1- A9 I/O Analog 3.3V max Suspend
GB A7 I/O Analog 3.3V max Suspend
GBE0_MDI2- A6 I/O Analog 3.3V max Suspend
GB A3 I/O Analog 3.3V max Suspend
GBE0_MDI3- A2 I/O Analog 3.3V max Suspend
GBE0_ACT# B2 OD CMOS 3.3V Suspend/3.3V
Connect to LED and recommend current limit
resistor 150
ȟ
to 3.3VSB
Gigabit Ethernet Controller 0 activity indicator, active low.
GBE0_LINK# A8 OD CMOS 3.3V Suspend/3.3V NA Gigabit Ethernet Controller 0 link indicator, active low.
GBE0_LINK100# A4 OD CMOS 3.3V Suspend/3.3V
Connect to LED and recommend current limit
resistor 150
ȟ
to 3.3VSB
Gigabit Ethernet Controller 0 1000 Mbit / sec link indicator, active low.
GBE0_LINK1000# A5 OD CMOS 3.3V Suspend/3.3V
Connect to LED and recommend current limit
resistor 150
ȟ
to 3.3VSB
Gigabit Ethernet Controller 0 1000 Mbit / sec link indicator, active low.
Signal Pin# Pin Type Pwr Rail /Tolerance CM960-B Carrier Board Description
S A16 O SATA AC coupled on Module AC Coupling capacitor
SATA0_TX- A17 O SATA AC coupled on Module AC Coupling capacitor
S A19 I SATA AC coupled on Module AC Coupling capacitor
SATA0_RX- A20 I SATA AC coupled on Module AC Coupling capacitor
S B16 O SATA AC coupled on Module AC Coupling capacitor
SATA1_TX- B17 O SATA AC coupled on Module AC Coupling capacitor
S B19 I SATA AC coupled on Module AC Coupling capacitor
SATA1_RX- B20 I SATA AC coupled on Module AC Coupling capacitor
S A22 O SATA AC coupled on Module AC Coupling capacitor
SATA2_TX- A23 O SATA AC coupled on Module AC Coupling capacitor
S A25 I SATA AC coupled on Module AC Coupling capacitor
SATA2_RX- A26 I SATA AC coupled on Module AC Coupling capacitor
S B22 O SATA AC coupled on Module AC Coupling capacitor
SATA3_TX- B23 O SATA AC coupled on Module AC Coupling capacitor
S B25 I SATA AC coupled on Module AC Coupling capacitor
SATA3_RX- B26 I SATA AC coupled on Module AC Coupling capacitor
ATA_ACT# A28 I/O CMOS 3.3V / 3.3V
Connect to LED and recommend current limit
resistor 220
ƻ
to 3.3V
ATA (parallel and serial) or SAS activity indicator, active low.
AC97/HDA Signals Descriptions
Serial TDM data inputs from up to 3 CODECs.
Gigabit Ethernet Signals Descriptions
Serial ATA or SAS Channel 0 transmit differential pair.
Serial ATA or SAS Channel 0 receive differential pair.
Serial ATA or SAS Channel 3 transmit differential pair.
Serial ATA or SAS Channel 3 receive differential pair.
Serial ATA or SAS Channel 2 receive differential pair.
Serial ATA or SAS Channel 2 transmit differential pair.
Gigabit Ethernet Controller 0: Media Dependent Interface Differential
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:
1000BASE-T 100BASE-TX 10BASE-T
MDI[0]+/- B1_DA+/- TX+/- TX+/-
MDI[1]+/- B1_DB+/- RX+/- RX+/-
MDI[2]+/- B1_DC+/-
MDI[3]+/- B1_DD+/-
Serial ATA or SAS Channel 1 receive differential pair.
SATA Signals Descriptions
Serial ATA or SAS Channel 1 transmit differential pair.
Pin Types
I Input to the Module
O Output from the Module
I/O Bi-directional input / output signal
OD Open drain output
Connect to Magnetics Module MDI0+/-
Connect to Magnetics Module MDI1+/-
Connect to Magnetics Module MDI2+/-
Connect to Magnetics Module MDI3+/-
Connect to SATA1 Conn RX pin
Connect to SATA0 Conn TX pin
Connect to SATA0 Conn RX pin
Connect to SATA1 Conn TX pin
Connect to SATA3 Conn RX pin
Connect to SATA2 Conn TX pin
Connect to SATA2 Conn RX pin
Connect to SATA3 Conn TX pin