User manual
Atmel AVR32918: UC3-A3 Xplained Hardware User’s Guide [APPLICATION NOTE]
32159C−AVR−07/2012
2
Table of Contents
1. Related items ....................................................................................... 3
2. General information ............................................................................. 3
2.1 Preprogrammed firmware ................................................................................. 4
2.2 Power supply..................................................................................................... 4
2.3 Measuring the AT32UC3A3256 power consumption ........................................ 4
2.4 Programming the kit .......................................................................................... 5
3. Connectors ........................................................................................... 5
3.1 Programming header ........................................................................................ 5
3.2 I/O expansion headers ...................................................................................... 5
4. Memories
............................................................................................. 7
5. Miscellaneo
us I/O ................................................................................ 7
5.1 Mechanical button ............................................................................................. 7
5.2 LEDs .. ............................................................................................................... 7
5.3 Analog I/O ......................................................................................................... 8
5.4 Touch .. ............................................................................................................. 8
6. Included co
de example ........................................................................ 8
6.1 Compiling and running ...................................................................................... 8
7. Revision history
.................................................................................... 8
7.1 Revision 10 ....................................................................................................... 9
7.1.1 Known issues ...................................................................................... 9
7.1.1.1 Swapped TWI SCL and TWI SDA on header J4 ............... 9
8. EVALUATI
ON BOARD/KIT IMPORTANT NOTICE ............................. 9