ATmega324P datasheet(24/28 Pages) ATMEL

24 / 28 page

8011MS–AVR–08/09

ATmega164P/324P/644P

9.4

Rev. 8011J- 09/08

9.5

Rev. 8011I- 05/08

9.6

Rev. 8011H- 04/08

9.7

Rev. 8011G- 08/07

Updated ATmega644P ”Errata” on page 428.

Added 49-ball VFBGA pinout for ATmega164P/324P in ”Pinout - VFBGA” on page 4.

Added 49-ball VFBGA (49C2) to ”Packaging Information” on page 425.

Updated description in ”AVCC” on page 7.

Updated ”Stack Pointer” on page 14.

Updated Data Memory Map addresses, Figure 7-2 on page 21.

Updated description of use of external capacitors in ”Low Frequency Crystal Oscillator”

on page 35.

Updated typo in”Alternate Functions of Port C” on page 86.

Updated bit description in ”TWSR – TWI Status Register” on page 235.

Updated typo in ”Programming via the JTAG Interface” on page 313.

Updated conditions for V

OL in the table of ”DC Characteristics” on page 326.

Updated ”External Clock Drive” on page 331.

10.

Updated conditions for V

INT2 in Table 27-11 (Single Ended channels) in ”ADC Charac-

teristics” on page 336.

11.

Updated Minimum Reference Voltage in Table 27-12 (Differential channels) in ”ADC

Characteristics” on page 336.

12.

Updated bit bit field typos in ”Register Summary” on page 414.

Added 49-ball VFBGA pinout for ATmega164P/324P in ”Pinout - VFBGA” on page 4.

Added 49-ball VFBGA (49C2) to ”Packaging Information” on page 425.

Added 44-pad DRQFN pinout for ATmega164P in ”Pinout - DRQFN” on page 3.

Added 49-ball VFBGA pinout for ATmega164P/324P in ”Pinout - VFBGA” on page 4.

Added note to ”Address Match Unit” on page 215.

Updated ATmega164P ”Ordering Information” on page 421.

Added 44-lead QFN (44MC) to ”Packaging Information” on page 424.

Added 49-ball VFBGA (49C2) to ”Packaging Information” on page 425.

Updated ”Features” on page 1

Added ”Data Retention” on page 9.

Updated ”SPH and SPL – Stack Pointer High and Stack pointer Low” on page 15.

LCD reference removed from table note in ”Sleep Modes” on page 43.

Updated code example in ”Bit 0 – IVCE: Interrupt Vector Change Enable” on page 66.

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