ATmega1280R231 Atmel Corporation, ATmega1280R231 Datasheet - Page 440
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
ATmega1280R231
Manufacturer Part Number
ATmega1280R231
Description
Manufacturer
Atmel Corporation
Specifications of ATmega1280R231
Flash (kbytes)
128 Kbytes
Max. Operating Frequency
16 MHz
Max I/o Pins
86
Spi
5
Twi (i2c)
1
Uart
4
Adc Channels
16
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
2.4 GHz
Max Data Rate (mb/s)
2
Antenna Diversity
Yes
External Pa Control
Yes
Power Output (dbm)
3
Receiver Sensitivity (dbm)
-101
Receive Current Consumption (ma)
13.2
Transmit Current Consumption (ma)
14.4
Link Budget (dbm)
104
- Current page: 440 of 448
- Download datasheet (8Mb)
Table of Contents
2549N–AVR–05/11
1
2
3
4
5
6
7
8
9
10 System Clock and Clock Options ......................................................... 40
Features ..................................................................................................... 1
Pin Configurations ................................................................................... 2
Overview ................................................................................................... 5
Resources ............................................................................................... 11
About Code Examples ........................................................................... 11
Data Retention ........................................................................................ 11
Capacitive touch sensing ...................................................................... 11
AVR CPU Core ........................................................................................ 12
AVR Memories ........................................................................................ 21
External Memory Interface .................................................................... 28
2.1
2.2
2.3
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
8.1
8.2
8.3
8.4
9.1
9.2
9.3
9.4
10.1
Block Diagram ...................................................................................................5
Comparison Between ATmega1281/2561 and ATmega640/1280/2560 ...........7
Pin Descriptions .................................................................................................7
Introduction ......................................................................................................12
Architectural Overview .....................................................................................12
ALU – Arithmetic Logic Unit .............................................................................13
Status Register ................................................................................................14
General Purpose Register File ........................................................................15
Stack Pointer ...................................................................................................16
Instruction Execution Timing ...........................................................................17
Reset and Interrupt Handling ...........................................................................18
In-System Reprogrammable Flash Program Memory .....................................21
SRAM Data Memory ........................................................................................21
EEPROM Data Memory ..................................................................................23
I/O Memory ......................................................................................................27
Overview ..........................................................................................................28
Register Description ........................................................................................35
General Purpose registers ...............................................................................37
External Memory registers ...............................................................................37
Overview ..........................................................................................................40
ATmega640/1280/1281/2560/2561
i
Related parts for ATmega1280R231
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![ATMEGA128](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
ATMEL Corporation
Datasheet:
![ATMEGA128-8AC](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Microcontroller with 128K bytes In-system programmable flash, 8 MHz, power supply =2.7 - 5.5V
Manufacturer:
ATMEL Corporation
Datasheet:
![ATMEGA128-8AI](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
8-bit Microcontroller with 128K Bytes In-System Programmable Flash
Manufacturer:
ATMEL Corporation
Datasheet:
![ATMEGA128RFA1-ZU](/photos/12/13/121326/313-64-qfn_tmb.jpg)
Part Number:
Description:
IC AVR MCU 2.4GHZ XCEIVER 64QFN
Manufacturer:
Atmel
Datasheet:
![ATMEGA328P-20PU](/images/manufacturer_photos/0/0/78/atmel_tmb.jpg)
Part Number:
Description:
Manufacturer:
Atmel
Datasheet:
![ATMEGA64RZAV-10PU](/photos/14/18/141872/atmega64rzav-10pu_tmb.jpg)
Part Number:
Description:
MCU ATMEGA644/AT86RF230 40-DIP
Manufacturer:
Atmel
Datasheet:
![ATMEGA64RZAPV-10MU](/photos/12/13/121326/313-64-qfn_tmb.jpg)
Part Number:
Description:
BUNDLE ATMEGA644P/AT86RF230 QFN
Manufacturer:
Atmel
Datasheet:
![ATMEGA64RZAPV-10AU](/photos/6/70/67042/313-44-tqfp_tmb.jpg)
Part Number:
Description:
BUNDLE ATMEGA644P/AT86RF230 TQFP
Manufacturer:
Atmel
Datasheet:
![ATMEGA128RZAV-8AU](/photos/12/13/121332/313-64-tqfp_tmb.jpg)
Part Number:
Description:
MCU ATMEGA1281/AT86RF230 64-TQFP
Manufacturer:
Atmel
Datasheet:
![ATMEGA168PA-PU](/photos/19/6/190669/ge28pdip05-40_tmb.jpg)
Part Number:
Description:
MCU, 8BIT, AVR, 16K FLASH, 28PDIP
Manufacturer:
Atmel
Datasheet:
![MIKROE-459](/photos/40/80/408077/mcu_card_atmega_tmb.jpg)
Part Number:
Description:
Microcontroller Modules MCU CARD BIGAVR6 100P W/ ATMEGA2560
Manufacturer:
mikroElektronika