The REV Robotics Expansion Hub is a low-cost educational device that can communicate with any computer (commonly the REV Robotics Control Hub or an Android Phone) to provide the interfaces required for building robots and other mechatronics. The Expansion Hub was purpose built to stand up to the rigors of the classroom and competition field. It features a mature firmware designed for basic and advanced use cases with the ability to be field upgraded in the future.

The REV Robotics Expansion Hub is an approved device for use in FIRST Tech Challenge and FIRST Global.

Expansion Hub Warranty and Repairs

Please contact support@revrobotics.ca if you suspect your Expansion Hub is in need of repair.

Firmware Update - 1.8.2

It is highly recommended that you update the firmware on your REV Expansion Hub to the latest version. The latest firmware and update instructions can be found here: Expansion Hub Firmware and Update Instructions

Specifications

Physical Dimensions
- 143mm X 103mm X 29.5 mm
- Mounting holes on a 16mm spacing
Actuator interfaces
- 4 - DC motor ports with built-in encoder ports
  - Control position and velocity of DC motors
- 6 - Servo motor ports
  - Small and easy to control actuators
Sensor and device interfaces
- 8 - Digital input/output ports
- 4 - Analog input ports
- 4 - Independent I2C ports
- 1 - Internal 9-axis IMU (Devices shipped after 12/01/2021 no longer feature an IMU)
Additional expansion interfaces
- Connect additional Expansion Hubs to add more actuator and sensor ports