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Topic: Unknown symbol : Arduino Uno Schematic (Read 411 times) previous topic - next topic


Hi guyz, I'm going through the arduino schematic and found an unknown symbol. Can you guyz please help me to identify what it is?


Compare them to the actual board and see what you find there?
Beginners guide to using the Seeedstudio SIM900 GPRS/GSM Shield


It did not show up on the periodic table of components

 - http://www.electronic-symbols.com/images/periodic-table/periodic-table-A4.jpg
Rob Tillaart

Nederlandse sectie - http://arduino.cc/forum/index.php/board,77.0.html -
(Please do not PM for private consultancy)


Those are Solder Jumper pads.
They often have a trace on the board connecting them for the default condition.  You can cut the trace, then blob solder across the two pads at a later time to make the connection again.
Designing & building electrical circuits for over 25 years.  Screw Shield for Mega/Due/Uno,  Bobuino with ATMega1284P, & other '328P & '1284P creations & offerings at  my website.

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