Atmel AVR XMEGA AU series, Manual

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498
8331B–AVR–03/12
Atmel AVR XMEGA AU
37. Datasheet Revision History
Please note that the referring page numbers in this section are referring to this document. The
referring revision in this section are referring to the document revision.
37.1 8331B – 03/12
1. Added Table 2-1 ”XMEGA AU feature summary overview.” on page 5 .
2. Updated ”LOCKBITS – Lock Bit register” on page 35 . Description of Bit[1:0] updated and added
a table note.
3. Title of Table 4-12 on page 37 changed to “Lock bit protection mode.”
4. Updated ”CTRLA – Control register A” on page 61 . Bits CHEN and CHRST replaced
respectively by ENABLE and RESET. Updated the ”Register Summary – DMA Channel” on
page 70 .
5. Updated ”TRIGSRC – Trigger Source” on page 65 . The description Bit[7:0] updated.
6. Updated Figure 6-1 on page 72 , the “Event system overview and connected peripherals.”
7. Updated Figure 7-1 on page 84 , the “The clock system, clock sources, and clock distribution.”
8. Updated the formula of COMP register on the page 90.
9. Added a table note on the Table 7-7 on page 98 .
10. Updated Table 9-2 on page 116 , the “Programmable BODLEVEL setting.”
11. Table note added to the Table 11-1 on page 130 .
12. Table note added to the Table 11-2 on page 132 .
13. Added Figure 12-1 , the ”Interrupt controller overview” on page 135 .
14. Updated Figure 13-1 on page 144 , the “General I/O pin functionality.”
15. Updated ”Port Interrupt” on page 149 .
16. Updated Table 13-3 on page 150 . “Both edge” replaced by “Any edge”.
17. Updated ”Port Event” on page 150 .
18. Updated Table 13-10 on page 161 , and Table 13-11 on page 162 .
19. Updated ”Event Action Controlled Operation” on page 173 .
20. Updated Figure 14-10 on page 175 . CH7MUX changed to CHnMUX.
21. Updated Table 15-3 on page 200 . CMD changed to BYTEM[1:0].
22. Updated ”Clock Domains” on page 220 .
23. Figure 19-1 on page 227 replaced by a new one “32-bit real-time counter overview.”
24. Updated ”USB – Universal Serial Bus Interface” on page 235 with new Figure 20-3 on page
237 , new Figure 20-4 on page 238 , new Figure 20-5 on page 240 , and new Figure 20-12 on
page 246 .
25. Title of Figure 20-3 on page 237 changed to “SETUP transaction.”
26. Title of Figure 20-4 on page 238 changed to “OUT transaction.”
27. Title of Figure 20-5 on page 240 changed to “IN transaction.”
28. Updated ”Receiving Address Packets” on page 272 .
29. Updated both formula of ”BAUD – Baud Rate register” on page 278 .