With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
You could also use a PCA9685 Chip. It has 16 PWM Pins and can be used with an attiny. in adition to that, you could also use a mcp23017 to gain more ports. this would shrink the size very much
Raspberry Pi Class
Join 2 million + to receive instant DIY inspiration in your inbox.
© 2016 Autodesk, Inc.