A000047 Arduino, A000047 Datasheet - Page 441
A000047
Manufacturer Part Number
A000047
Description
MCU, MPU & DSP Development Tools Mega2560
Manufacturer
Arduino
Series
-r
Type
MCUr
Specifications of A000047
Processor To Be Evaluated
ATmega2560
Interface Type
USB, I2C, SPI
Dimensions
4 in x 2.1 in
Operating Supply Voltage
5 V
Contents
Board
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
ATmega2560
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2549M–AVR–09/10
28 Boot Loader Support – Read-While-Write Self-Programming ......... 317
29 Memory Programming ......................................................................... 335
30 Electrical Characteristics .................................................................... 367
31 Typical Characteristics ........................................................................ 384
27.3
27.4
27.5
27.6
27.7
27.8
28.1
28.2
28.3
28.4
28.5
28.6
28.7
29.1
29.2
29.3
29.4
29.5
29.6
29.7
29.8
29.9
30.1
30.2
30.3
30.4
30.5
30.6
30.7
30.8
30.9
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 ...........................................................372
SPI Timing Characteristics ............................................................................374
ADC Characteristics – Preliminary Data ........................................................376
External Data Memory Timing .......................................................................378
ATmega640/1280/1281/2560/2561
vi
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