ATMEGA645V-8MU Ver la hoja de datos (PDF) - Atmel Corporation

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ATMEGA645V-8MU

8-bit Microcontroller with In-System Programmable Flash

Atmel Corporation 

11. 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.

11.1 Rev. 2570L – 08/07

1. Updated “Features” on page 1.

2. Added “Data Retention” on page 8.

3. Updated “Serial Programming Algorithm” on page 280.

4. Updated “Speed Grades” on page 298.

5. Updated “System and Reset Characteristics” on page 300.

6. Updated the Register Description at the end of each chapter.

11.2 Rev. 2570K – 04/07

1. Updated “Errata” on page 24.

11.3 Rev. 2570J – 11/06

1. Updated Table 28-7 on page 303.

2. Updated note in Table 28-7 on page 303.

11.4 Rev. 2570I – 07/06

1. Updated Table 15-6 on page 91.

2. Updated Table 15-2 on page 96, Table 15-4 on page 96, Table 17-3 on page

123, Table 17-5 on page 124, Table 18-2 on page 142 and Table 18-4 on page

143.

3. Updated “Fast PWM Mode” on page 114.

4. Updated Features in “USI – Universal Serial Interface” on page 184.

5. Added “Clock speed considerations.” on page 190.

6. Updated “Errata” on page 24.

11.5 Rev. 2570H – 06/06

1. Updated “Calibrated Internal RC Oscillator” on page 28.

2. Updated “OSCCAL – Oscillator Calibration Register” on page 31.

3. Added Table 28-2 on page 299.

26 ATmega325/3250/645/6450

2570LS–AVR–08/07

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