MSC COM EXPRESS CX-MB-EVA2 Instrukcja Użytkownika Pobierz pdf (Strona 25)

CX-MB-EVA2 User's Manual Hardware

4.6 LVDS-Interface

LCDs can be connected via a single channel LVDS interface:

Specification:

 References: X14

 Connector: Hirose DF19G-20P-1H

 Pinout: Refer to Table 4

Pin 20 can be configured via 0 Ohm resistors to “OPEN” or “GND”

Signal name

Function

VDD

Power Supply: +3.3V

VDD

Power Supply: +3.3V

VSS

Ground

VSS

Ground

LVDS_A0-

LVDS Negative data signal (-)

LVDS_A0+

LVDS Positive data signal (+)

VSS

Ground

LVDS_A1-

LVDS Negative data signal (-)

LVDS_A1+

LVDS Positive data signal (+)

VSS

Ground

LVDS_A2-

LVDS Negative data signal (-)

LVDS_A2+

LVDS Positive data signal (+)

VSS

Ground

LVDS_A_CK-

LVDS Negative clock signal (-)

LVDS_A_CK+

LVDS Positive clock signal (+)

VSS

Ground

LVDS_A3-

LVDS Negative data signal (-)

LVDS_A3+

LVDS Positive data signal (+)

VSS

Ground

NC / VSS

Reserved / Ground

Table 9 Pinout Single Channel LVDS-Interface

4.6.1 LVDS EEPROM

To store configuration data of the LCD, a serial EEPROM is connected to the signals

LVDS_I2C_CK and LVDS_I2C_DAT.

To avoid conflicts with configuration EEPROMs connected via the JILI connector, this

EEPROM can be assembled optionally.

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 45 46

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