digital pins

3690865127?profile=originalI would like to know is the 40 digital pins from the Black, Purple and Yellow boxes ?

 

And I would like to know is the following two ports use in controlling UAV and what is the uses of this two ports ?

- ATMega 1280 (SPI/ISP port)

- PPM encoder (SPI/ISP port)

 

p1.jpg

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