Changes from Rev.
2486F-07/02 to Rev.
2486G-09/02
All page numbers refers to this document.
1 Updated Table 103, “ADC Characteristics,” on page 243.
Changes from Rev.
2486E-06/02 to Rev.
2486F-07/02
All page numbers refers to this document.
1
2
3
Changes in “Digital Input Enable and Sleep Modes” on page 53.
Addition of OCS2 in “MOSI/OC2 – Port B, Bit 3” on page 57.
The following tables has been updated:
Table 51, “CPOL and CPHA Functionality,” on page 129, Table 59, “UCPOL Bit Set-
tings,” on page 155, Table 72, “Analog Comparator Multiplexed Input(1),” on
page 192, Table 73, “ADC Conversion Time,” on page 197, Table 75, “Input Chan-
nel Selections,” on page 203, and Table 84, “Explanation of Different Variables
used in Figure 103 and the Mapping to the Z-pointer,” on page 218.
5
Changes in “Reading the Calibration Byte” on page 230.
6 Corrected Errors in Cross References.
Changes from Rev.
2486D-03/02 to Rev.
2486E-06/02
All page numbers refers to this document.
1
Updated Some Preliminary Test Limits and Characterization Data
The following tables have been updated:
Table 15, “Reset Characteristics,” on page 36, Table 16, “Internal Voltage Refer-
ence Characteristics,” on page 40, DC Characteristics on page 237, Table , “ADC
Characteristics,” on page 243.
2
3
Changes in External Clock Frequency
Added the description at the end of “External Clock” on page 30.
Added period changing data in Table 99, “External Clock Drive,” on page 239.
Updated TWI Chapter
More details regarding use of the TWI bit rate prescaler and a Table 65, “TWI Bit
Rate Prescaler,” on page 170.
Changes from Rev.
2486C-03/02 to Rev.
2486D-03/02
All page numbers refers to this document.
1
Updated Typical Start-up Times.
The following tables has been updated:
Table 5, “Start-up Times for the Crystal Oscillator Clock Selection,” on page 26,
Table 6, “Start-up Times for the Low-frequency Crystal Oscillator Clock Selection,”
on page 26, Table 8, “Start-up Times for the External RC Oscillator Clock Selec-
tion,” on page 27, and Table 12, “Start-up Times for the External Clock Selection,”
on page 30.
2 Added “ATmega8 Typical Characteristics” on page 244.
294
ATmega8(L)
2486M–AVR–12/03
ATMEL [ ATMEL ]
