Waveshare 12-bit I2C 16-Channel Servo Driver for micro:bit


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SKU: 1063370
  1. Power supply: 5V (POWER connector) OR 6V~12V (VIN terminal)
  2. Servo voltage: 5V
  3. Logic voltage: 3.3V
  4. Driver: PCA9685
  5. Control interface: I2C
  6. Dimension: 65mm x 36mm
  7. Mounting hole size: 3.0mm


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Category: Servo Motor Drivers
Tags: hat for micro:bit

This is a Waveshare 12-bit I2C 16-Channel Servo Driver for micro: bit. Did you encounter the PWM output limit of micro: bit when trying to make a robotic arm or whatever robot that requires lots of servos? We quite understand that situation, even we got an excellent solution. This handy servo driver breakout would be your ideal choice.

Useful link:

To do Hardware and Software setup, please follow this tutorial.


Note:Micro: bit is not included in this package, you have to buy is separately


  1. micro: bit edge connector, directly pluggable
  2. I2C controlled, using only 2 pins
  3. Up to 16-Channel servo/PWM outputs, 12-bit resolution for each channel (4096 scales)
  4. Integrates 5V regulator, up to 3A output current, can be powered from the battery through VIN terminal
  5. Standard servo interface supports commonly used servo such as SG90, MG90S, MG996R, etc.
  6. Reserved I2C control pins, allows working with other control boards
  7. Comes with development resources and manual (micro: bit graphical examples like Bluetooth/2.4G wireless remote control)

Package Includes:

1 x Waveshare 12-bit I2C 16-Channel Servo Driver for micro: bit

SKU: 1063370 Category: Tag:
Logic Input (V)


Driver Model


Interface Type


Mounting Holes Diameter (mm)


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Weight (g):


Shipping Weight 0.03 kg
Shipping Dimensions 7 × 5 × 2 cm
6 Months Warranty

This item is covered with a supplier warranty of 6 months from the time of delivery against manufacturing defects only. This is a quality product from the original manufacturer. Only manufacturing defects are covered under this warranty. Reimbursement or replacement will be done against manufacturing defects.

What voids the warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China