Rovio Hardware

Overview

Mechanical parts

Rovio is built around a three wheels holonomic (all directions) motion platform.

Wheels are controlled by 3 DC motors with optical encoders. A fourth DC motor is used to move head containing main processor board, video camera and position sensors.

Electronic parts

Rovio has 3 main electronic boards:

• processor board running Rovio software, specs are:
  • Marvell "PXA270M"
  • 8 Meg RAM
  • 2 Meg Flash
• MCU board used to control motors, LEDs, etc...
  • Apparently based on a 8051 compatible MCU, receives command via a RS232 like serial bus.
• Battery charger board
  • Built around a LS2516 NIMH charge controller.
  • Charger board is known to be buggy and broken on some Rovio series.

Links

• Disassembled Rovio pictures
• Information about Rovio hardware and software
• Main Rovio processor board

Electronic parts