Datasheet

224
2586N–AVR–04/11
ATtiny25/45/85
28.6 Rev. 2586I-09/06
14. Updated “Bit 0” in “PRR – Power Reduction Register” on page 39.
15. Added footnote to Table 8-3 on page 48.
16. Updated Table 10-5 on page 65.
17. Deleted “Bits 7, 2” in “MCUCR – MCU Control Register” on page 66.
18. Updated and moved section “Timer/Counter0 Prescaler and Clock Sources”, now
located on page 68.
19. Updated “Timer/Counter1 Initialization for Asynchronous Mode” on page 89.
20. Updated bit description in “PLLCSR – PLL Control and Status Register” on page 97
and “PLLCSR – PLL Control and Status Register” on page 107.
21. Added recommended maximum frequency in“Prescaling and Conversion Timing” on
page 129.
22. Updated Figure 17-8 on page 133 .
23. Updated “Temperature Measurement” on page 137.
24. Updated Table 17-3 on page 138.
25. Updated bit R/W descriptions in:
“TIMSK – Timer/Counter Interrupt Mask Register” on page 84,
“TIFR – Timer/Counter Interrupt Flag Register” on page 84,
“TIMSK – Timer/Counter Interrupt Mask Register” on page 95,
“TIFR – Timer/Counter Interrupt Flag Register” on page 96,
“PLLCSR – PLL Control and Status Register” on page 97,
“TIMSK – Timer/Counter Interrupt Mask Register” on page 106,
“TIFR – Timer/Counter Interrupt Flag Register” on page 106,
“PLLCSR – PLL Control and Status Register” on page 107 and
“DIDR0 – Digital Input Disable Register 0” on page 142.
26. Added limitation to “Limitations of debugWIRE” on page 144.
27. Updated “DC Characteristics” on page 166.
28. Updated Table 21-7 on page 171.
29. Updated Figure 21-6 on page 176.
30. Updated Table 21-12 on page 176.
31. Updated Table 22-1 on page 182.
32. Updated Table 22-2 on page 182.
33. Updated Table 22-30, Table 22-31 and Table 22-32, starting on page 193.
34. Updated Table 22-33, Table 22-34 and Table 22-35, starting on page 194.
35. Updated Table 22-39 on page 197.
36. Updated Table 22-46
, Table 22-47, Table 22-48 and Table 22-49.
1. All Characterization data moved to “Electrical Characteristics” on page 166.
2. All Register Descriptions are gathered up in seperate sections in the end of each
chapter.
3. Updated Table 11-3 on page 81, Table 11-5 on page 82, Table 11-6 on page 83 and
Table 20-4 on page 152.
4. Updated “Calibrated Internal Oscillator” on page 27.
5. Updated Note in Table 7-1 on page 35.
6. Updated “System Control and Reset” on page 41.
7. Updated Register Description in “I/O Ports” on page 55.