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=== J400 connector ===
J400 is used to JTAG (Joint Test Action Group). JTAG is a standardized serial protocol widely used in printed circuit boards.Its main functions are:<br>
-Debug the software of an embedded system directly <br>-Storing firmware<br> -Boundary scan testing
More information: [http://es.wikipedia.org/wiki/JTAG http://es.wikipedia.org/wiki/JTAG].
Only Pad 13 and 14 have mux capabilities, for example you can use them like GPIO(mode=4). More information in IGEPv2 Schematic.<br>
=== J970 connector ===