The Smart Gardening system project was my attempt at exploring IoT and edge computing with Lego to see what I can create from scratch. Shortly after the project went live, I realised that there are a limited number of analog pins available on the Arduino that I can use with analog sensors. It inspired me to create my own sensor hub to expand the number of available pins.

You might be thinking I could always buy such hub off the shelf if I search hard enough. Yes, I could do that but that’s not what I want to do. I…

Bran Lim

Software Engineer at Zühlke Group | Writer | Interested in UX/UI/IAM/Workflows/DigiDoc Mgmt | Singapore | INFJ | Tech Blog:

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