ATMEGA8_08 Datasheet, PDF (301/308 Pages) ATMEL Corporation – 8-bit with 8K Bytes In-System Programmable Flash

ATmega8(L)
14. Added information about PWM symmetry for Timer 2 in “Phase Correct PWM Mode”
on page 113.
15. Added thick lines around accessible registers in Figure 76 on page 169.
16. Changed “will be ignored” to “must be written to zero” for unused Z-pointer bits
under “Performing a Page Write” on page 216.
17. Added note for RSTDISBL Fuse in Table 87 on page 223.
18. Updated drawings in “Packaging Information” on page 293.
Changes from Rev. 1. Added errata for Rev D, E, and F on page 296.
2486H-09/02 to
Rev. 2486I-12/02
Changes from Rev. 1. Changed the Endurance on the Flash to 10,000 Write/Erase Cycles.
2486G-09/02 to
Rev. 2486H-09/02
Changes from Rev. 1. Updated Table 103, “ADC Characteristics,” on page 248.
2486F-07/02 to
Rev. 2486G-09/02
Changes from Rev. 1. Changes in “Digital Input Enable and Sleep Modes” on page 55.
2486E-06/02 to
Rev. 2486F-07/02 ^{2. Addition of OCS2 in “MOSI/OC2 – Port B, Bit 3” on page 59.}
3. The following tables have been updated:
Table 51, “CPOL and CPHA Functionality,” on page 132, Table 59, “UCPOL Bit Settings,”
on page 158, Table 72, “Analog Comparator Multiplexed Input⁽¹⁾,” on page 195, Table 73,
“ADC Conversion Time,” on page 200, Table 75, “Input Channel Selections,” on page 206,
and Table 84, “Explanation of Different Variables used in Figure 103 and the Mapping to the
Z-pointer,” on page 221.
4. Changes in “Reading the Calibration Byte” on page 234.
5. Corrected Errors in Cross References.
Changes from Rev. 1. Updated Some Preliminary Test Limits and Characterization Data
2486D-03/02 to
The following tables have been updated:
Rev. 2486E-06/02
Table 15, “Reset Characteristics,” on page 38, Table 16, “Internal Voltage Reference Char-
acteristics,” on page 42, DC Characteristics on page 242, Table , “ADC Characteristics,” on
page 248.
2. Changes in External Clock Frequency
Added the description at the end of “External Clock” on page 32.
Added period changing data in Table 99, “External Clock Drive,” on page 244.
3. Updated TWI Chapter
2486T–AVR–05/08
301