Robotdyn U NO+WiFi R3 ATmega328P+ESP8266 32Mb USB-TTL CH340G Development Board For Ariduino

Feature: ? Supply Voltage: 6~9V recommind Model Number: U NO+WiFi-R3-AT328-ESP8266-32MB-CH340G is_customized: Yes MCU: ATmega328 WiFi MCU: ESP8266 USB-converter: CH340G PinOut U no: U no R3 ? Description: ? Full integration on one board: U no R3 ATmega 328 and WiFi ESP8266 with memory 32Mb (MegaByte). All of the modules can work together or each separately. And everyone has their own pinout headers. The convenient solution for the development of new projects requiring U no and WiFi. Via USB you can update sketches and firmvare for ATmega328 and for ESP8266. For this on board have the USB-serial converter CH340G. Use this board is very simple. The board has DIP-switch, to connect the modules. For example, to: USB and ATmega328, USB and ESP8266, ATmega328 and ESP8266.
Table DIP- switch:

Connection	DIP
?	1	2	3	4	5	6	7
ATmega328<->ESP8266	ON	ON	OFF	OFF	OFF	OFF	OFF
USB <->ATmega328	OFF	OFF	ON	ON	OFF	OFF	OFF
USB<->ESP8266 (Update firmware or sketch)	OFF	OFF	OFF	OFF	ON	ON	ON
USB<->ESP8266 (communication)	OFF	OFF	OFF	OFF	ON	ON	OFF
All independent	OFF	OFF	OFF	OFF	OFF	OFF	OFF

? Package includes: ? 1 x Module