Author Archives: austinlightguy

Dahua DH-SD22204T Security Camera

I recently decided to install an outdoor PTZ security camera at our beach house to keep an eye on the premises, not to mention the threatening tide line during storms. After installing a “Sumpple WiFi Wireless PTZ” outdoors, it lasted … Continue reading

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ESP8266 with ILI9341/XPT2046 TFT Display w/ touch

These 2.8″ 240×320 pixel color TFT displays for $8-10  can be found on ALiExpress. There’s also an equivalent-looking one offered by AdaFruit for $30 if you want one fast – the pins are quite differently label, but I’m willing to … Continue reading

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ESP-01 V3 Doesn’t Reset or Run

I recently ordered a set of 10 new ESP-01’s from China.  After the usual few weeks, they arrived. I pulled one out, plugged it into the socket on my little interface board – which has buttons for RST and GPIO0, … Continue reading

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Wine Fridge Temperature Controller – V2

In a previous post, I described how I replaced the highly-proprietary power supply on min wine refrigerator with an off-the-shelf supply and a Monster Moto shield to drive the fans and termoelectric peltier heat sinks based on the PWM (pulse-width … Continue reading

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Wine Cooler Power Supply

I’m just going to blog about this one briefly, in case their are any other enterprising Wine Cooler owners out there who find that, two years into owning their cheapo wine cooler, the power supply craps out. I didn’t take … Continue reading

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Lightsuit V2.0 (part 2)

In a previous post, I provided an overview of the “next generation” of my Christmas Light Suit (and various ‘peripherals’ 🙂  Really…it’s more like “generation 5 or 6” since the Light Suit has been through very many iterations, starting with … Continue reading

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Using ADC with the ESP8266

The ESP8266 family of boards still amaze me with their size and cost-effectiveness, but I will confess; the dearth of official information for some of the more esoteric features can be annoying. For my remote garage-door sensor, I wanted to … Continue reading

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Remote ESP8266-based Garage Door sensor

I’ve got a bunch of z-wave light switches and plugs in my house and I use OpenHab as my centralized home automation system. I have a detached garage and neighbors have experienced occasional break-ins in similar garages where people stole tools and … Continue reading

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NodeMCU Custom Builds for ESP8266

OK, just a quick blurb in case anyone else runs into this incredibly frustrating experience: I’m playing with some sensors where I’m interested in really low power consumption. Basically, I want to go into deep sleep, which only draws <100uA, … Continue reading

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LightSuit V2.0

Well, it’s well past Christmas and things have finally settled down for me a bit, so I figure it’s high time I blog in a bit of detail about my main Christmas technology focus – Version 2 of the AustinLightGuy Light … Continue reading

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