Alcdcape

Descriptions

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 http://youtu.be/_pFOtY75geQ
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

Specifications

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

The BeagleBone LCD 5" Cape uses 40 signals including:

• VDD_3V3EXP
• VDD_5V
• DGND
• GPIO1_28
• EHRPWM1A
• GPIO1_16
• GPIO1_19
• I2C2_SCL
• I2C2_SDA
• GPIO1_17
• GPIO3_19
• LCD_VSYNC
• LCD_HSYNC
• LCD_PCLK
• LCD_DATA[0..23]
• LCD_AC_DATA_EN
• GPIO2_1

EEPROM

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

Distributors

• Auctiva store

Distributors are welcome at victor.0xf at gmail.com

Assembly

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

Connector at the LCD is BOTTOM contact
Connector closed

Connector opened

Cable connected

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