WIFI R3 ATMEGA2560 + ESP8266（32MB)USB-TTL CH340G UNO开发板

产品详细信息，指导和指令，软件，请访问网页的产品。全在一个板整合：mega r3 atmega2560和WiFi esp8266有32MB的内存。所有的模块都可以单独或在一起工作。和每个人都有自己的引脚头。方便的解决方案，开发新项目，联合国和WiFi。你可以通过USB更新和firmvare for atmega2560 and for esp8266素描。本车载有USB串行转换器ch340g。使用本板是非常简单的。安切洛蒂的DIP开关板，连接的模块。例如，一个USB接口：USB和atmeg2560，和esp8266，atmega2560和esp8266。

DIP开关表：

Connection	DIP
	1	2	3	4	5	6	7
ATmega2560<->ESP8266	ON	ON	OFF	OFF	OFF	OFF	OFF
USB <->ATmega2560	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

Special solution:

USB <->ATmega328<-> ESP8266

	DIP							SWITH 2
Connection	1	2	3	4	5	6	7
USB <-> ATmega2560<-> ESP8266	ON	ON	ON	ON	OFF	OFF	OFF	To RXD3/TXD3

· USB converter CH340G connect to RX0/TX0 of ATmega2560
· ESP8266 connect to RX3/TX3 of ATmega2560

1

WIFI R3

2

ATMEGA2560

3

ESP8266

4

CH340G UNO开发板