14
Pinouts and Signal Descriptions
3.3.3. LVDS
Signal
Pin # Description
I/O
PU/PD
Comment
LVDS_A0-
LVDS_A1-
LVDS_A2-
LVDS_A3-
A71
A72
A73
A74
A75
A76
A78
A79
LVDS Channel A differential pairs
O LVDS
LV
LVDS_A_CK-
A81
A82
LVDS Channel A differential clock
O LVDS
LVDS_B0-
LVDS_B1-
LVDS_B2-
LVDS_B3-
B71
B72
B73
B74
B75
B76
B77
B78
LVDS Channel B differential pairs
O LVDS
LV
LVDS_B_CK-
B81
B82
LVDS Channel B differential clock
O LVDS
LVDS_VDD_EN
A77
LVDS panel power enable
O 3.3V
PD 100K
LVDS_BKLT_EN
B79
LVDS panel backlight enable
O 3.3V
PD 10K
LVDS_BKLT_CTRL B83
LVDS panel backlight brightness control
O 3.3V
PD 100K
LVDS_I2C_CK
A83
DDC lines used for flat panel detection and control. I/O OD
3.3V
PU 2k2
3.3V
LVDS_I2C_DAT
A84
DDC lines used for flat panel detection and control. I/O OD
3.3V
PU 2k2
3.3V
3.3.4. Gigabit
Ethernet
Gigabit Ethernet
Pin #
Description
I/O
PU/PD Comment
GB
GBE0_MDI0-
GB
GBE0_MDI1-
GB
GBE0_MDI2-
GB
GBE0_MDI3-
A13
A12
A10
A9
A7
A6
A3
A2
Gigabit Ethernet Controller 0: Media Dependent Interface
Differential Pairs 0, 1, 2, 3. The MDI can operate in 1000,
100, and 10Mbit/sec modes. Some pairs are unused in
some modes according to 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+/-
I/O
Analog
Twisted
pair
signals for
external
transformer.
GBE0_ACT#
B2
Gigabit Ethernet Controller 0 activity indicator, active low.
O
3.3VSB
GBE0_LINK#
A8
Gigabit Ethernet Controller 0 link indicator, active low.
O
3.3VSB
GBE0_LINK100#
A4
Gigabit Ethernet Controller 0 100Mbit/sec link indicator,
active low.
O
3.3VSB
GBE0_LINK1000# A5
Gigabit Ethernet Controller 0 1000Mbit/sec link indicator,
active low.
O
3.3VSB
Summary of Contents for Express-SL2
Page 8: ...2 Introduction This page intentionally left blank ...
Page 32: ...26 Pinouts and Signal Descriptions This page intentionally left blank ...
Page 42: ...36 Connector Pinouts on Module This page intentionally left blank ...
Page 46: ...40 Smart Embedded Management Agent SEMA This page intentionally left blank ...
Page 52: ...46 System Resources This page intentionally left blank ...
Page 78: ...72 BIOS Setup This page intentionally left blank ...
Page 88: ...82 BIOS Checkpoints Beep Codes This page intentionally left blank ...