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Skywire™ Beaglebone Cape Lite

The Skywire™ BeagleBone Cape Lite is a cape that allows easy access to the Internet of Things (IoT) via cellular connection. BeagleBone Black and BeagleBone Green are low-cost, community-supported development platforms that allows quick, easy application development. They accepts plug-in boards called “capes” that allow a wide variety of expanded capabilities. The Skywire™ BeagleBone Cape Lite supports any of NimbeLink’s end-device certified Skywire™ plug-in cellular modems with optional bundled, no-contract cellular plans and in addition to cellular connectivity offers:

  • Wide power supply options: 5V-15V
  • Compatible with: BeagleBone Black, BeagleBone Black Wireless, BeagleBone Black Industrial, and BeagleBone Green
  • BeagleBone Green Wireless can be used with additional standoffs
  • Two user populatable Grove sensor interface for unlimited sensor flexibility
  • NimbeLink’s optional bundled, no-contract cellular plans are easy and affordable. Visit [] for details.

Take the complexity out of designing cellular M2M solutions.


Please visit Nimbelink's Skywire Beaglebone Cape Lite Development Kit Product Page for additional help.

Revision Changes

Revision B

Initial public release of Nimbelink's Skywire Beaglebone Cape Lite Development Kit


  • Prototype cellular to local network gateways.
  • Low cost Skywire Cape for the BeagleBone Development Platform.
  • Supports all Skywire Modems.
  • Supports both UART and USB communication with the Skywire Modem.
  • Application notes and example code available.
  • Schematic and PCB design files available for easy customization and integration into your end product.
  • NimbeLink’s optional bundled, no-contract cellular plans are easy and affordable. Visit [] for details.


Followings are some specifications of the Nimbelink's Skywire Beaglebone Cape Lite Development Kit, more information is available in the user manual.

Block Diagram

Skywire™ Beaglebone Cape Lite Block Diagram

Electrical Specifications

Type Value
Power 3.3V via BeagleBone header
12/5V to 4V via on board switching power supply
12V to 5V via on board switching power supply
VDD_5V via BeagleBone header
Supported Cellular Modems All Skywire Modems
Switches One reset switch
Connectors Two 46-position male/female headers
One Skywire Modem socket
Two User Populatable Grove Connectors
One USB Mini-B connector
Two SMA jacks for primary and diversity cellular antennas
12V DC Barrel Jack

Mechanical Specifications

Mechanical Size 97x55x22mm
Layers 4
PCB Thickness 1.6mm
RoHS Compliant Yes

Signal Usage

Skywire™ Beaglebone Cape Lite Pin Usage

The Nimbelink Skywire™ Beaglebone Cape Lite uses upto 29 signals including:

  • P9-1: GND
  • P9-2: GND
  • P9-3: VCC3.3V
  • P9-4: VCC3.3V
  • P9-5: VDD_5V
  • P9-6: VDD_5V
  • P9-10: SYS_RESETn
  • P9-11: UART4_RXD
  • P9-12: GPIO1_28
  • P9-13: UART4_TXD
  • P9-17: I2C1_SCL
  • P9-28: I2C1_SDA
  • P9-19: I2C2_SCL
  • P9-20: I2C2_SDA
  • P9-23: GPIO1_17
  • P9-24: UART1_RXD
  • P9-25: GPIO3_21
  • P9-26: UART1_TXD
  • P9-27: GPIO3_19
  • P9-43: GND
  • P9-44: GND
  • P9-45: GND
  • P9-46: GND

  • P8-1: GND
  • P8-2: GND
  • P8-17: GPIO0_27
  • P8-26: GPIO1_29
  • P8-33: UART4_RTS
  • P8-35: UART4_CTS
  • P8-37: UART5_TXD
  • P8-38: UART5_RXD


EEPROM Support Yes
Board Name Skywire™ Beaglebone Cape Lite
Version 00B0
Manufacturer Nimbelink Corp
Part Number NL-AB-BBCL
Pins Used 29

Getting Started

Required equipment:

  • A Skywire™ Beaglebone Cape Lite
  • A BeagleBone with supported software)
  • A Nimbelink Skywire Module
  • A 5VDC 3A or 12VDC 1.6A power supply

Follow the instructions in the Skywire™ Beaglebone Cape Lite User Manual to start using your BeagleBone Black Skywire Cape

Buy it here


User Manual

Hardware Files

Skywire™ Beaglebone Cape Lite Revision B

To go back to the cape list, please click here

Firmware Files