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      dundakitty replied to the thread led-cube 15x.
      Years ago I built an 8x8x8 cube using an arduino uno (ATmega328 processor). I display several animations, sixteen frames each pre-calculated and stored in flash. I have the "Sombrero Function", a wave, a spiral, and a rotating caltrop/jack. In...
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      A few years ago I built a clock around an ESP32. I wanted WiFi to get the time using NTP and Bluetooth to change clock parameters. I discovered that the ESP32 could only do one or the other, not both simultaneously. Since I only needed WiFi...
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      I use this library: Timezone
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      I power the RTC using a super capacitor, like this one: 1.5F 3.5v cap. I use a schottky diode between the Teensy's 3.3v output and the RTC power input to charge the cap. With a Teensy 3.2 it powers the RTC for several days. I haven't...
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