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My Essential Tools for Hardware Development

I wish there was someone showing me a list of tools for hardware development. Over the years, I learned from colleagues, friends and…
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Grace Huang
What I learned about hardware

What I learned about hardware

I started this publication “Grace Learns IoT” about 1 year and half ago. Back then, I was fasinated by a single microchip getting on the…
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Grace Huang
Flash NodeMCU dev board with Arduino Sketch

Flash NodeMCU dev board with Arduino Sketch

Download official Arduino IDE 1.6.5, and install it on your laptop.
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Grace Huang
Building a kid’s sleep training clock using NodeMCU and Parse (Prototype)

Building a kid’s sleep training clock using NodeMCU and Parse (Prototype)

When we had corporate jobs, we would hit “Buy Now” button so easily on Amazon for things. Now we are building our own startup, frugality…
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Grace Huang
How to Read Pins on 8x8 Dot Matrix LED

How to Read Pins on 8x8 Dot Matrix LED

At the recent robot show at Seattle Center, the one thing that was so attractive to me was this double dot matrix 8x8 LED display and…
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Grace Huang
Day 7: Monitoring Home Temperature on the Internet

Day 7: Monitoring Home Temperature on the Internet

This is my first ever DIY project — detecting the indoor temperature of my house, and send the periodic recordings to ThingSpeak via WiFi.
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Grace Huang
Day 6: Johnny-Five, NodeMCU

Day 6: Johnny-Five, NodeMCU

Today was the first day of my hands-on experience for these modules, chips and wirings. It was an exciting day!
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Grace Huang
Day 5: ThingSpeak

Day 5: ThingSpeak

Today, the founder of eMobileCare, Khalid, was very gracious to spare some time to have a coffee chat with us to talk about Internet of…
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Grace Huang
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