Overview

BlinkM is I2C controllable, programmable LED module that's easy to control from Pixhawk.

BlinkM - I2C Controlled RGB LED - COM-08579 - SparkFun Electronics

BlinkM - PX4 Autopilot Project

Quick Start

Follow the instructions here: BlinkM Quick Start Guide | ThingM

Testing BlinkM

Follow the directions here to test/play with the unit from an Arduino.

http://thingm.com/products/blinkm/blinkm-quick-start-guide/

Setup

• Connect BlinkM to one of the I2C ports on Pixhawk.
• You need a PCB pin socket and DF13 4 pin connectors and a 4 line ribbon cable.
• I2C pinout on Pixhawk: https://pixhawk.org/modules/pixhawk
• BlinkM Datasheet is here: http://thingm.com/fileadmin/thingm/downloads/BlinkM_datasheet.pdf

Note

When sending MAVLink LED commands via XBee, set all SR1_* to 0 to avoid garbage output in MAVProxy console.

Reference

• PX4 Autopilot: BlinkM driver with system supervision - DIY Drones