Chapter 3 – DFI HM961-HM86 User Manual

Page 23

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Chapter 3 Hardware Installation

23

Chapter 3

Signal

Pin#

Pin Type

Pwr Rail /Tolerance

HM961-QM87/HM86

Carrier Board

Description

ȟ

ȟ
ȟ
ȟ

USB Signals Descriptions

USB_SSRX2+

C10

USB_SSRX2-

C9

USB_SSTX3+

D13

AC Coupling capacitor

USB_SSTX3-

D12

AC Coupling capacitor

USB_SSRX3+

C13

USB_SSRX3-

C12

Signal

Pin#

Pin Type

Pwr Rail /Tolerance

HM961-QM87/HM86

Carrier Board

Description

LVDS_A0+

A71

LVDS_A0-

A72

LVDS_A1+

A73

LVDS_A1-

A74

LVDS_A2+

A75

LVDS_A2-

A76

LVDS_A3+

A78

LVDS_A3-

A79

LVDS_A_CK+

A81

LVDS_A_CK-

A82

LVDS_B0+

B71

LVDS_B0-

B72

LVDS_B1+

B73

LVDS_B1-

B74

LVDS_B2+

B75

LVDS_B2-

B76

LVDS_B3+

B77

LVDS_B3-

B78

LVDS_B_CK+

B81

LVDS_B_CK-

B82

LVDS_VDD_EN

A77

O CMOS

3.3V / 3.3V

Connect to enable control of LVDS panel power

LVDS panel power enable

LVDS_BKLT_EN

B79

O CMOS

3.3V / 3.3V

Connect to enable control of LVDS panel backlight

LVDS panel backlight enable

LVDS_BKLT_CTRL

B83

O CMOS

3.3V / 3.3V

Connect to brightness control of LVDS panel backlight LVDS panel backlight brightness control

LVDS_I2C_CK

A83

I/O OD CMOS 3.3V / 3.3V

PU 4.7K TO 3V3

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 3V3

Connect to DDC data of LVDS panel

I2C data line for LVDS display use

Signal

Pin#

Pin Type

Pwr Rail /Tolerance

HM961-QM87/HM86

Carrier Board

Description

LPC_AD0

B4

LPC_AD1

B5

LPC_AD2

B6

LPC_AD3

B7

LPC_FRAME#

B3

O CMOS

3.3V / 3.3V

LPC frame indicates the start of an LPC cycle

LPC_DRQ0#

B8

LPC_DRQ1#

B9

LPC_SERIRQ

A50

I/O CMOS

3.3V / 3.3V

PU 8.2K TO 3V3

LPC serial interrupt

LPC_CLK

B10

O CMOS

3.3V / 3.3V

LPC clock output - 33MHz nominal

ȟ

ȟ
ȟ
ȟ

Connect to LPC device

O LVDS

LVDS

LVDS

Connect to LVDS connector

O LVDS

LVDS

O LVDS

LVDS

Connect to LVDS connector

I CMOS

3.3V / 3.3V

LPC serial DMA request

LVDS Channel B differential clock

LPC Signals Descriptions

O LVDS

LVDS

Connect to LVDS connector

O LVDS

LVDS

Connect to LVDS connector

I/O CMOS

3.3V / 3.3V

LPC multiplexed address, command and data bus

LVDS Channel B differential pairs

O LVDS

LVDS

Connect to LVDS connector

Connect to LVDS connector

LVDS Channel A differential clock

O LVDS

LVDS

Connect to LVDS connector

LVDS Signals Descriptions

O LVDS

LVDS

Connect to LVDS connector

LVDS Channel A differential pairs

O LVDS

Connect to LVDS connector

O LVDS

LVDS

Connect to LVDS connector

I PCIE

AC coupled off Modul

Connect 90ಳ @100MHz Common Choke in series
and ESD suppressors to GND to USB connector

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

O PCIE

AC coupled on Module

Connect 90ಳ @100MHz Common Choke in series
and ESD suppressors to GND to USB connector

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

I PCIE

AC coupled off Modul

Connect 90ಳ @100MHz Common Choke in series
and ESD suppressors to GND to USB connector

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

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