用NodeMCU显示时间,用Arduino监测温度;可以选择在每秒钟改变显示的颜色。 迷你LED的额定电压是3.0V到5.5V,16mA(每个LED)。 我们的NodeMCU有3.3V的稳压器,可以正常驱动所有的LED。 第2步:LED WS2812B 3030 这里使用了WS2812 NeoPixel Led,它带有集成的IC,这样我们就可以对 ...
Kniwwelino is the latest in a line of micro:bit-inspired projects that we’ve seen, but this one comes with a twist: it uses an ESP8266 and WiFi at the core instead of the nR51 ARM/BTLE chip. That ...
Scripting languages are for large computers, right? “Real” embedded device work is a hellish, never-ending cycle of code, compile, and re-flash. Well, I used to think so too, but with the ...
Raspberry Pi enthusiasts may be interested in a new project called LEMPA or the LEan Mean Programming mAchine, created by developer Roey Benamotz. This innovative project features a custom PCB that ...