Hey everyone, I wanted to share a fun project I recently completed that combines SmartThings, Alexa, and my wife’s grand piano. It’s been a great way to blend technology with music, and I hope it inspires others to explore similar ideas!
The Goal:
I’ve always been fascinated by the idea of automating musical instruments. When I stumbled upon a piano with QRS PNOmatic II, which uses servos to control the keys, I knew it was the perfect opportunity to bring some tech magic into our home.
The Setup:
Using MichaelS’s excellent Alexa Helper SmartApp, I was able to bridge Alexa’s voice commands with SmartThings. The piano’s web-based control interface was the key to making this work. By analyzing the traffic between the piano’s app and its web server, I reverse-engineered the commands needed to trigger specific actions. These commands were then integrated into Alexa Helper, allowing me to control the piano through voice commands.
The Process:
- Research: I started by understanding how the piano’s web interface communicated with the device. This involved some basic traffic analysis to identify the necessary HTTP GET requests.
- Integration: Using Alexa Helper, I mapped these requests to specific voice commands. For example, saying “Alexa, play Moonlight Sonata” now triggers a pre-programmed sequence on the piano.
- Testing: I spent a few hours fine-tuning the commands to ensure smooth operation. It was a bit trial and error, but seeing the piano come to life through voice commands was incredibly rewarding!
The Result:
Within an hour, I had a fully functional system where Alexa could control the piano via SmartThings. My wife was thrilled, and it’s been a fun way to add some musical ambiance to our home. Plus, it’s been a great conversation starter during gatherings!
Tips for Others:
- Start Small: Begin with simple commands and gradually expand your setup as you become more comfortable.
- Document Everything: Keep notes on the commands and configurations you use. It’ll save you time if you need to troubleshoot later.
- Experiment: Don’t be afraid to try different combinations of commands and automation rules. The learning process is half the fun!
This project has been a fantastic way to explore the capabilities of SmartThings and Alexa. It’s also reminded me just how versatile these platforms can be when it comes to integrating with unique devices. If anyone has similar projects or ideas, I’d love to hear about them!
Happy automating! 
