Seb Lee-Delisle

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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

Upgrading a node module that wraps C code

Today I wanted to get this ultra-thin LED matrix working with Raspberry Pi in NodeJS as part of my work on my new ST4i workshop. The SeeedStudio Ultrathin Red LED matrix. It’s such a nice bright matrix, I really love … There’s more

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Upcoming ST4i and CreativeJS workshops

ST4i Amsterdam, second batch of tickets on Tuesday, and 2 UK CreativeJS workshops on sale now. There’s no let up this year as the first batch of ST4i Amsterdam workshop tickets sold out in 10 minutes, but don’t worry – … There’s more

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ST4i workshops sold out – where next?

My Brighton dates both sold out within a day, so where should I take my workshops next? Let me know! [UPDATE]… and the winner is… Amsterdam! Tickets on sale Tuesday 10th February, register interest for a reminder email. My new … There’s more

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ST4i – extra dates for my Internet of Things workshop

[UPDATE] Brighton dates sold out – more here New workshop : 23/24 Feb, tickets on sale Weds 11am I’ll admit it – I was worried about selling my new workshop, but it turns out my worries were unfounded. Both batches … There’s more

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Stuff That Talks To The Interwebs – my new IoT workshop

A handful of super-early-bird tickets for my new workshop on sale for one hour only on Thursday at 11am Still calling it the Internet Of Things? Well that’s OK, but I’m calling it Stuff That Talks To The Interwebs or … There’s more

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