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Before we upload: For the dipswitch: 3,4,7 should be on. 
Switch status and mode selection:
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | |
|---|---|---|---|---|---|---|---|---|
CH340 connect to ESP8266 (upload sketch) | OFF | OFF | OFF | OFF | ON | ON | ON | NoUSE |
CH340 connect to ESP8266 (connect) | OFF | OFF | OFF | OFF | ON | ON | OFF | NoUSE |
CH340 connect to ATmega328 (upload sketch) | OFF | OFF | ON | ON | OFF | OFF | OFF | NoUSE |
Mega328+ESP8266 | ON | ON | OFF | OFF | OFF | OFF | OFF | NoUSE |
All modules work independent | OFF | OFF | OFF | OFF | OFF | OFF | OFF | NoUSE |
Task2: LED and Blink
Task3: Knob/Servo