ATmega3290P datasheet(383/385 Pages) ATMEL

383 / 385 page

8021E–AVR–07/09

ATmega329P/3290P

25.4 Read-While-Write and No Read-While-Write Flash Sections .............................279

25.5 Boot Loader Lock Bits ........................................................................................281

25.6 Entering the Boot Loader Program .....................................................................283

25.7 Addressing the Flash During Self-Programming ................................................283

25.8 Self-Programming the Flash ...............................................................................284

25.9 Register Description ...........................................................................................290

Memory Programming ......................................................................... 293

26.1 Program And Data Memory Lock Bits ................................................................293

26.2 Fuse Bits ............................................................................................................294

26.3 Signature Bytes ..................................................................................................296

26.4 Calibration Byte ..................................................................................................296

26.5 Parallel Programming Parameters, Pin Mapping, and Commands ....................296

26.6 Parallel Programming .........................................................................................298

26.7 Programming via the JTAG Interface .................................................................313

Electrical Characteristics .................................................................... 326

27.1 Absolute Maximum Ratings* ..............................................................................326

27.2 DC Characteristics .............................................................................................326

27.3 Speed Grades ....................................................................................................328

27.4 Clock Characteristics ..........................................................................................329

27.5 System and Reset Characteristics .....................................................................330

27.6 Standard Power-on Reset ..................................................................................330

27.7 Enhanced Power-on Reset ................................................................................330

27.8 Brown-out Detection ...........................................................................................331

27.9 SPI Timing Characteristics .................................................................................331

27.10 ADC Characteristics – Preliminary Data ...........................................................333

27.11 LCD Controller Characteristics .........................................................................334

Typical Characteristics ........................................................................ 335

28.1 Active Supply Current .........................................................................................335

28.2 Idle Supply Current .............................................................................................337

28.3 Supply Current of I/O modules ...........................................................................339

28.4 Power-down Supply Current ..............................................................................340

28.5 Power-save Supply Current ...............................................................................341

28.6 Standby Supply Current .....................................................................................342

28.7 Pin Pull-up ..........................................................................................................342

28.8 Pin Driver Strength .............................................................................................345

ATmega3290P Datasheet(PDF) 383 Page - ATMEL Corporation