Arduino burning program and Arduino burning bootloader

 

 

1、 There is no new chip bootloader, So there's no way to burn programs through the serial port

2、 burning bootloader You can go through another one arduino To do it ,

3、 How to connect

 

 

4、 Take my use this time as an example

 

 

5、arduino burning

 

1. burning  

 

2、

3