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 ...
The NodeMCU development board is a powerful solution to program microcontrollers and be part of the Internet of Things (IoT). The NodeMCU development board, based on ESP8266EX, is a cute module with a ...
When I began programming microcontrollers in 2003, I had picked up the Atmel STK-500 and learned assembler for their ATtiny and ATmega lines. At the time I thought it was great – the emulator and ...
Learn how to connect your NodeMCU (ESP8266) to a Laravel backend! In this tutorial, you'll see how to send sensor or device data from NodeMCU to Laravel using HTTP requests (POST/GET), making it ...
The Espressif ESP8266 chipset makes three-dollar ‘Internet of Things’ development boards an economic reality. According to the popular automatic firmware-building site nodeMCU-builds, in the last 60 ...