Witztronics/WT02LVDS

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Descriptions

Witztronics WT02LVDS

Designed to be the highest performance, most flexible LVDS cape available.

The WT02LVDS supports full 24-bit LVDS video for the best color depth the BBB can produce.

Not only can the WT02LVDS output 24-bit LVDS, but the output supports both single or dual LVDS output. Supports most of the LVDS LCDs on the market.

Features:

Features:

  • Full 24-bit video support
  • selectable Single or Dual LVDS output+
  • selectable LVDS clock edge
  • selectable LVDS bit mapping
  • Common Hirose 40-pin LVDS connection
  • EEprom support with write protection
  • 3.3V LCD output for RL/UD control++
  • 3.3V LCD output for LVDS select++
  • Single common 12V input (5V generated for BBB)
  • LED driver support for LCD backlight (for use when not included on LCD)
  • 12V output support for LCD backlight (for use when led driver included on LCD)

+ dual LVDS output is at 1/2 the clock input frequency

++ dependent on LCD panel. Not all LCDs support this feature

Website

Please visit our Website for additional information.

Revision Changes

Revision A1

Initial release of Witztronics WT02LVDS Cape

Software Support

  • The Witztronics WT02LVDS Cape revision A1 is supported by a custom Angstrom release (24-bit video support).
  • The Witztronics WT02LVDS Cape revision A1 will be supported by Android soon.

Due to the use of 24-bit video, software must run off sD card.

Required:

  • Witztronics WT02LVDS Cape
  • BeagleBone Black (with supported software on SD card)
  • 12V DC power supply
  • 40-pin LVDS cable
  • compatible LCD

Specifications

Followings are some specifications of the Witztronics WTLCD050YR Cape:

Electrical Specifications

Power 12V
Display Type LVDS / Dual LVDS
Backlight LED driver support
Backlight 12V option
BBB Connectors two 46-position male headers

Mechanical Specifications

Size 5.75" x 4.375"
Layers 4
PCB Thickness .062"
RoHS Compliant Yes

Signal Usage

The Witztronics WTLCD050YR Cape uses 37 signals:

  • GPIO1_16
  • GPIO1_17
  • GPIO1_19
  • I2C2_SCL
  • I2C2_SDA
  • GPIO0_15
  • GPIO3_16
  • GPIO0_31
  • GPIO1_18
  • LCD_VSYNC
  • LCD_HSYNC
  • LCD_PCLK
  • LCD_EN
  • LCD_DATA[0..23]

In addition to:

  • VDD_3V3EXP
  • SYS_5V
  • DGND

EEPROM

EEPROM Suport Yes

Where to purchase

Product Images

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