Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA ...

SMSC's EMC1200-series family of temperature sensors are designed to communicate with the company's KBC11xx keyboard controller family over a single-wire (BudgetBus) sensor interface. The BudgetBus ...

My perennials always died because I watered them too little or too much, or put them somewhere too dark or too hot. Recently I vowed to keep my plants alive, so I turned to Arduino. I'd been looking ...