High Definition Audio; Ethernet - Avnet COM Express MSC C6C-AL User Manual

2.12.1 High Definition Audio

Signal Pin Signal
Type Level
HDA_RST# O CMOS 3.3V Sus
HDA_SYNC O CMOS 3.3V Sus
HDA_BITCLK O CMOS 3.3V Sus
HDA_SDOUT O CMOS 3.3V Sus
HDA_SDIN0 I CMOS 3.3V Sus 3.3V

2.12.2 Ethernet

Signal Pin Signal
Type Level
GBE0_MDI[0:3]+ I/O Analog 3.3V Sus 3.3V
GBE0_MDI[0:3]-
GBE0_ACT# OD CMOS 3.3V Sus 5V / 20 mA
GBE0_LINK# OD CMOS 3.3V Sus 5V / 20 mA
GBE0_LINK100# OD CMOS 3.3V Sus 5V / 20 mA
GBE0_LINK1000# OD CMOS 3.3V Sus 5V / 20 mA
GBE0_CTREF REF
MSC C6C-AL
Power Remark / PU/PD/SR
Rail Tolerance
eSR = 33 Ω
eSR = 33 Ω
eSR = 33 Ω
eSR = 33 Ω
ePD = 100 KΩ Serial TDM data inputs from up to 3 CODECs.
Power Remark / PU/PD/SR Description
Rail Tolerance
MSC C6C-AL User Manual
Description
Reset output to CODEC, active low.
48kHz fixed-rate, sample-synchronization signal to the CODEC(s),
24.00 MHz serial data clock generated by the FCH
Serial TDM data output to the CODEC, functional strap option
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.
MDI[0]+/- B1_DA+/-
MDI[1]+/- B1_DB+/-
MDI[2]+/- B1_DC+/-
MDI[3]+/- B1_DD+/-
Gigabit Ethernet Controller 0 activity indicator, active low.
Gigabit Ethernet Controller 0 link indicator, active low.
Gigabit Ethernet Controller 0 100 Mbit / sec link indicator, active low.
Gigabit Ethernet Controller 0 1000 Mbit / sec link indicator, active low.
N/A. Center tab voltage not needed by Intel® I210-AT.
Source / Target
AL SOC
AL SOC
AL SOC
AL SOC
AL SOC
Source / Target
Intel® I210-AT
Intel® I210-AT
Intel® I210-AT
Intel® I210-AT
Intel® I210-AT
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