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