Nodemcu connections Nodemcu v3 new wireless module ch340 Schematic arduino nano-v3-ch340g atmega328p
Controller reset and serial connections Nodemcu esp8266 v3 started datasheet arduino wifi Nano arduino v3 ch340g atmega328p document
Nodemcu iot ibm devkit archivedGetting to know nodemcu and its devkit board .
.
Schematic Arduino NANO-V3-CH340G ATMEGA328P | PDF | Data Transmission
Getting to know NodeMCU and its DEVKIT board - IBM Developer
NodeMcu V3 New Wireless module CH340 - YouTube
Getting Started with ESP8266 NodeMcu v3 - kalitut