The multi-ranger deck gives Crazyflie 2.0 the ability to sense the distance to objects around it with mm precision, up to 4 meters away. It contains 5 VL53L1X ranging sensors facing the front, left, back, right and up. When used together with the Flow deck the Crazyflie 2.0 can autonomously move around and avoid obstacles.

• 5x VL53L1x ToF sensor to measure distance up to 4 meters
• PCA9534 I2C GPIO expander to stage VL53 sensor startup
• 1-wire memory for automatic expansion deck detection
• Designed for mounting above the Crazyflie 2.0
• Mechanical specification:
  • Weight: 2.3g
  • Size (WxHxD): 35x35x5mm

• Multi-ranger schematic Rev.E
• Multi-ranger daughter board schematic Rev.E