Chapter 3 – DFI KB968 User Manual

Page 22

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Chapter 3 Hardware Installation

22

Chapter 3

Signal

Pin#

Pin Type

Pwr Rail /Tolerance

KB968

Carrier Board

Description

ȟ

ȟ

ȟ

ȟ

USB Signals Descriptions

USB_SSRX1+

C7

USB_SSRX1-

C6

USB_SSTX2+

D10

NA

USB_SSTX2-

D9

NA

USB_SSRX2+

C10

NA

USB_SSRX2-

C9

NA

USB_SSTX3+

D13

NA

USB_SSTX3-

D12

NA

USB_SSRX3+

C13

NA

USB_SSRX3-

C12

NA

Signal

Pin#

Pin Type

Pwr Rail /Tolerance

KB968

Carrier Board

Description

LVDS_A0+

A71

LVDS_A0-

A72

LVDS_A1+

A73

LVDS_A1-

A74

LVDS_A2+

A75

LVDS_A2-

A76

LVDS_A3+

A78

NA

LVDS_A3-

A79

NA

LVDS_A_CK+

A81

LVDS_A_CK-

A82

LVDS_B0+

B71

NA

LVDS_B0-

B72

NA

LVDS_B1+

B73

NA

LVDS_B1-

B74

NA

LVDS_B2+

B75

NA

LVDS_B2-

B76

NA

LVDS_B3+

B77

NA

LVDS_B3-

B78

NA

LVDS_B_CK+

B81

NA

LVDS_B_CK-

B82

NA

LVDS_VDD_EN

A77

O CMOS

3.3V / 3.3V

Connect to enable control of LVDS panel power

circuit

LVDS panel power enable

LVDS_BKLT_EN

B79

O CMOS

3.3V / 3.3V

Connect to enable control of LVDS panel backlight

power circuit.

LVDS panel backlight enable

LVDS_BKLT_CTRL

B83

O CMOS

3.3V / 3.3V

Connect to brightness control of LVDS panel

backlight power circuit.

LVDS panel backlight brightness control

LVDS_I2C_CK

A83

I/O OD CMOS 3.3V / 3.3V

PU 4.7K to 3.3V

Connect to DDC clock of LVDS panel

I2C clock output for LVDS display use

LVDS_I2C_DAT

A84

I/O OD CMOS 3.3V / 3.3V

PU 4.7K to 3.3V

Connect to DDC data of LVDS panel

I2C data line for LVDS display use

ȟ

ȟ

ȟ

ȟ

I PCIE

AC coupled off Module

Additional receive signal differential pairs for the SuperSpeed USB data path.

O PCIE

NA

LVDS Channel A differential clock

O LVDS

LVDS

Connect to LVDS connector

O LVDS

NA

Connect 90ಳ @100MHz Common Choke in series

and ESD suppressors to GND to USB connector

NA

NA

NA

NA

LVDS Channel B differential pairs
Ther LVDS flat panel differential pairs (LVDS_A[0:3]+/-, LVDS_B[0:3]+/-. LVDS_A_CK+/-,
LVDS_B_CK+/-) shall have 100ƻ terminations across the pairs at the destination. These

terminations may be on the Carrier Board if the Carrier Board implements a LVDS deserializer
on-board

O LVDS

LVDS

NA

O LVDS

LVDS

NA

LVDS Signals Descriptions

O LVDS

LVDS

Connect to LVDS connector

LVDS Channel A differential pairs
Ther LVDS flat panel differential pairs (LVDS_A[0:3]+/-, LVDS_B[0:3]+/-. LVDS_A_CK+/-,
LVDS_B_CK+/-) shall have 100ƻ terminations across the pairs at the destination. These

terminations may be on the Carrier Board if the Carrier Board implements a LVDS deserializer
on-board

O LVDS

Connect to LVDS connector

O LVDS

LVDS

NA

LVDS

LVDS

Connect to LVDS connector

O LVDS

LVDS

O LVDS

LVDS

LVDS Channel B differential clock

O LVDS

LVDS

AC coupled on Module

Additional transmit signal differential pairs for the SuperSpeed USB data path.

I PCIE

AC coupled off Module

Additional receive signal differential pairs for the SuperSpeed USB data path.

O PCIE

AC coupled on Module

Additional transmit signal differential pairs for the SuperSpeed USB data path.

I PCIE

AC coupled off Module

Additional receive signal differential pairs for the SuperSpeed USB data path.

NA

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