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BeagleBone LCD 7" Cape

Alcdcape - another LCD cape. The Alcdcape is a 7" LCD extension for beaglebone / beaglebone black.

  • Resolution: 1024x600
  • 24 bit color
  • PWM backlight control
  • Multitouch capacitive touchscreen
  • 4 user buttons

Power is taken from the beaglebone.
Video demo can be seen at
There is also 5" LCD extension nh5cape
and 7" LCD extension nh7cape

Revision Changes

Revision A0

Cape consists of 3 separate boards: stackable cape, LCD with adapter, and buttons board.

Software Support

  • Ubuntu with Kernel 3.15 support.
  • Ubuntu with Kernel 3.14 support.
  • Ubuntu with Kernel 3.8 (device tree) support.
  • Rowboat android 4.2.2 with Kernel 3.2 support.
  • AOSP Android 4.4 with Google apps support.
  • Available: patches to the current kernel, images of ubuntu and android.

Software support page


Followings are some specifications of the BeagleBone alcdcape:

Electrical Specifications

Power 3.3V via BeagleBone header
5V via BeagleBone header
Display Type 7" TFT LCD
LCD model HY070CTP-HD
Resolution 1024x600
Touchscreen multitouch capacitive
Switches Four user Switches
Connectors One 46-position male headers

Mechanical Specifications

Size 85 x 75 mm
Layers 2
PCB Thickness 1.6 mm
RoHS Compliant Yes

Signal Usage

BeagleBone LCD 5" Cape Pin Usage

The BeagleBone LCD 5" Cape uses 40 signals including:

  • VDD_3V3EXP
  • VDD_5V
  • DGND
  • GPIO1_28
  • GPIO1_16
  • GPIO1_19
  • I2C2_SCL
  • I2C2_SDA
  • GPIO1_17
  • GPIO3_19
  • LCD_DATA[0..23]
  • GPIO2_1


EEPROM Suport Yes
Board Name alcdcape
Version 00A0
Manufacturer Cembsoft
Part Number BB-BONE-ALCDC-01
Pins Used 38


Distributors are welcome at victor.0xf at


Connector for LCD at the cape side is TOP contact
It should be connected as following

cape connector

Connector at the LCD is BOTTOM contact
Connector closed

LCD connector closed

Connector opened

LCD connector opened

Cable connected

LCD cable connected

To go back to the cape list, please click here