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Category: Hardware Project

ESP8266 NTP clock with NTP update and Charlieplexing

April 24, 2022March 14, 2023in Arduino, ESP8266, Hardware Project, MCU3211 WordsHenry CheungComment
ESP8266 NTP Clock with NTP update and Charlieplexing

I had a classic Ikea clock that damaged by the leaking battery, during the new year cleaning, my family decided to through it away, I took it back from trash bin and thinking of a weekend tinkering project to turn it into a digital clock. Continue reading "ESP8266 NTP clock with NTP update and Charlieplexing" →

Converting UYue Preheater into a Solder Reflow Hot-plate

July 5, 2021August 28, 2022in Arduino, Hardware Project2029 WordsHenry Cheung1 Comment
Converting UYue Preheater into a Solder Reflow Hot-plate

This article talks about how I hack a UYue 946 preheater and convert it into a solder reflow hot-plate. Continue reading "Converting UYue Preheater into a Solder Reflow Hot-plate" →

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