nodemcu固件 主要有 MQTT, timer, SJSON, WIFI, GPIO，RTC Time, file等模块。

ESP8266最新nodemcu固件，生产日期2021-07-20-16-03-31，含Adc模块

You successfully commissioned a NodeMCU custom build from the release branch. You selected the following 18 modules: adc dht file gpio http i2c mqtt net node ow pwm sjson spi tmr u8g2 uart websocket wifi. We'll keep you posted by email about the progress of your build. In the meantime I suggest you take a look at the build stats to find out how your firmware configuration compares to others in the community.

You successfully commissioned a NodeMCU custom build from the release branch. You selected the following 18 modules: adc dht file gpio http i2c mqtt net node ow pwm sjson spi tmr u8g2 uart websocket wifi.

分享虚拟机，可以一键构建Nodemcu lua固件，只需要两步就可以生成固件，固件默认是现在nodemcu-firmware 3.0-master_20190907 教程链接：https://blog.csdn.net/u011993802/article/details/105623137

这是nodeMCU_ESP8266的固件文件，通过烧录软件，可将其写入芯片中。固件包含的模块在压缩文件中的说明.txt中。