Datasheet

17
ATmega16(L)
2466FS–AVR–02/03
Changes from Rev.
2466C-03/02 to Rev.
2466D-09/02
All page numbers refer to this document.
1. Changed all Flash write/erase cycles from 1,000 to 10,000.
2. Updated the following tables: Table 4 on page 24, Table 15 on page 36, Table
42 on page 82, Table 45 on page 109, Table 46 on page 109, Table 59 on page
141, Table 67 on page 166, Table 90 on page 234, Table 102 on page 258, “DC
Characteristics” on page 290, Table 119 on page 292, Table 121 on page 294,
and Table 122 on page 296.
3. Updated “Erratas” on page 15.
Changes from Rev.
2466D-09/02 to Rev.
2466E-10/02
All page numbers refer to this document.
1. Updated “DC Characteristics” on page 290.
Changes from Rev.
2466E-10/02 to Rev.
2466F-02/03
All page numbers refer to this document.
1. Added note about masking out unused bits when reading the Program
Counter in “Stack Pointer” on page 10.
2. Added Chip Erase as a first step in “Programming the Flash” on page 287 and
“Programming the EEPROM” on page 288.
3. Added the section “Unconnected pins” on page 53.
4. Added tips on how to disable the OCD system in “On-chip Debug System” on
page 34.
5. Removed reference to the “Multi-purpose Oscillator” application note and
“32 kHz Crystal Oscillator” application note, which do not exist.
6. Added information about PWM symmetry for Timer0 and Timer2.
7. Added note in “Filling the Temporary Buffer (Page Loading)” on page 253
about writing to the EEPROM during an SPM Page Load.
8. Removed ADHSM completely.
9. Added Table 73, “TWI Bit Rate Prescaler,” on page 181 to describe the TWPS
bits in the “TWI Status Register – TWSR” on page 180.
10. Added section “Default Clock Source” on page 23.
11. Added note about frequency variation when using an external clock. Note
added in “External Clock” on page 29. An extra row and a note added in Table
118 on page 292.
12. Various minor TWI corrections.
13. Added “Power Consumption” data in “Features” on page 1.
14. Added section “EEPROM Write During Power-down Sleep Mode” on page 20 .