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Fading LEDs with PWM on all pins with Pi Zero & Node.js

I’ve been converting my ST4i workshop from Arduino to Node.js/Raspberry Pi and one of limitations is a lack of built-in PWM pins. PWM or Pulse Width Modulation can be used to fade LEDs up and down rather than just turn … There’s more

Posted in Node.js, Raspberry Pi, ST4I | 2 Comments

Controlling 7 segment LED displays on Raspberry Pi with Node.js

As part of the preparation for my upcoming workshops (last two tickets left!) , I’ve been working on writing Node.js code to drive various bits of hardware that are included in the free kit that comes with the course. So … There’s more

Posted in Node.js, Raspberry Pi, ST4I | Comments Off on Controlling 7 segment LED displays on Raspberry Pi with Node.js