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item related -
esp8266 ch340 nodemcu/nodemcu esp8266 ch340/ wifi development board/
ch340 usb nodemcu/esp8266 ch340 module /iot development board esp8266
nodemcu microcontroller wifi module/ch340 serial chip nodemcu/arduino compatible esp8266 board/esp8266 lua firmware nodemcu/esp8266 usb.
item details -
the image shows an esp8266 ch340 nodemcu lua v3 serial port wi-fi module, commonly used as a development board for internet of things (iot) projects.
here's some information about this module:
functionality:
it's a low-cost, low-power microcontroller with built-in wi-fi capabilities, enabling connection to wi-fi networks and communication over the internet.
features:
it includes a 32-bit cpu, gpio pins for interfacing with sensors and actuators, and a built-in tcp/ip stack for internet communication.
power & connectivity: