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Topic: Schematics and board for Mega 2560 R3 (Read 818 times) previous topic - next topic

Brian_Cockburn

Hi,

  Would someone be kind enough to point me to the schematics and any documentation of things like what the four pads near the USB socket are for?  I have just bought an R3 and find that the obvious schematics on the website do not match the hardware that I have.

  Thanks in advance, Brian.


CrossRoads

They seem to connect to the 16U2 pins 18, 19, 20, 21, for who knows what.
Maybe general purpose I/O for future expansion.
Designing & building electrical circuits for over 25 years. Check out the ATMega1284P based Bobuino and other '328P & '1284P creations & offerings at  www.crossroadsfencing.com/BobuinoRev17.
Arduino for Teens available at Amazon.com.

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