Chapter 3 – DFI CD905-B2600 User Manual

Page 25

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Chapter 3 Hardware Installation

25

Chapter 3

Signal

Pin#

Pin Type

Pwr Rail /Tolerance

PU/PD

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

LVDS panel power enable

LVDS_BKLT_EN

B79

O CMOS

3.3V / 3.3V

LVDS panel backlight enable

LVDS_BKLT_CTRL B83

O CMOS

3.3V / 3.3V

LVDS panel backlight brightness control

LVDS_I2C_CK

A83

I/O OD

3.3V / 3.3V

I2C clock output for LVDS display use

LVDS_I2C_DAT

A84

I/O OD

3.3V / 3.3V

I2C data line for LVDS display use

Signal

Pin#

Pin Type

Pwr Rail /Tolerance

PU/PD

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 3.3V

LPC serial interrupt

LPC_CLK

B10

O CMOS

3.3V / 3.3V

PD 10K

LPC clock output - 33MHz nominal

I CMOS

3.3V / 3.3V

LPC serial DMA request

I/O CMOS

3.3V / 3.3V

LPC multiplexed address, command and data bus

LVDS Channel A differential clock

O LVDS

LVDS

LVDS Channel B differential pairs

O LVDS

LVDS

O LVDS

LVDS

O LVDS

LVDS

O LVDS

LVDS

O LVDS

LVDS

LVDS Channel B differential clock

LPC Signals Descriptions

LVDS Signals Descriptions

O LVDS

LVDS

LVDS Channel A differential pairs

O LVDS

LVDS

O LVDS

LVDS

O LVDS

LVDS

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