ATmega2561R212 Atmel Corporation, ATmega2561R212 Datasheet - Page 445
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ATmega2561R212
Manufacturer Part Number
ATmega2561R212
Description
Manufacturer
Atmel Corporation
Specifications of ATmega2561R212
Flash (kbytes)
256 Kbytes
Max. Operating Frequency
16 MHz
Max I/o Pins
54
Spi
3
Twi (i2c)
1
Uart
2
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Crypto Engine
AES
Sram (kbytes)
8
Eeprom (bytes)
4096
Operating Voltage (vcc)
1.8 to 3.6
Timers
6
Frequency Band
700/800/900MHz
Max Data Rate (mb/s)
1
Antenna Diversity
No
External Pa Control
Yes
Power Output (dbm)
10
Receiver Sensitivity (dbm)
-110
Receive Current Consumption (ma)
9.0
Transmit Current Consumption (ma)
18 at 5dBm
Link Budget (dbm)
120
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2549N–AVR–05/11
29 Boot Loader Support – Read-While-Write Self-Programming ......... 317
30 Memory Programming ......................................................................... 335
31 Electrical Characteristics .................................................................... 367
32 Typical Characteristics ........................................................................ 385
28.3
28.4
28.5
28.6
28.7
28.8
29.1
29.2
29.3
29.4
29.5
29.6
29.7
30.1
30.2
30.3
30.4
30.5
30.6
30.7
30.8
30.9
31.1
31.2
31.3
31.4
31.5
31.6
31.7
31.8
31.9
Data Registers ...............................................................................................302
Boundary-scan Specific JTAG Instructions ...................................................304
Boundary-scan Chain ....................................................................................305
Boundary-scan Related Register in I/O Memory ...........................................308
ATmega640/1280/1281/2560/2561 Boundary-scan Order ............................308
Boundary-scan Description Language Files ..................................................308
Features ........................................................................................................317
Application and Boot Loader Flash Sections .................................................317
Read-While-Write and No Read-While-Write Flash Sections ........................317
Boot Loader Lock Bits ...................................................................................320
Addressing the Flash During Self-Programming ...........................................322
Self-Programming the Flash ..........................................................................323
Register Description ......................................................................................332
Program And Data Memory Lock Bits ...........................................................335
Fuse Bits ........................................................................................................336
Signature Bytes .............................................................................................338
Calibration Byte .............................................................................................338
Page Size ......................................................................................................338
Parallel Programming Parameters, Pin Mapping, and Commands ...............338
Parallel Programming ....................................................................................341
Serial Downloading ........................................................................................349
Programming via the JTAG Interface ............................................................354
DC Characteristics .........................................................................................367
Speed Grades ...............................................................................................369
Clock Characteristics .....................................................................................371
External Clock Drive ......................................................................................371
System and Reset Characteristics ................................................................372
2-wire Serial Interface Characteristics ...........................................................373
SPI Timing Characteristics ............................................................................375
ADC Characteristics – Preliminary Data ........................................................377
External Data Memory Timing .......................................................................379
ATmega640/1280/1281/2560/2561
vi
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