MCU Wireless
MCU Wireless
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ATmega1281R231

 
: MLF (VQFN) 64
 TQFP 64
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MCU Wireless chipset for IEEE 802.15.4 and ZigBee applications.
The ATmega1281R231 is a bundle of ATmega1281 AVR and AT86RF230 radio in the worldwide 2.4GHz frequency band.

 ATmega640/1280/1281/2560/2561 Preliminary Summary   (37 pages, revision L, updated 08/07)
 ATmega640/1280/1281/2560/2561 Preliminary   (448 pages, revision L, updated 08/07)

AVR244: UART as ANSI Terminal Interface      (8 pages, revision A, updated 11/03)
This application note describes some basic routines to interface an AVR microcontroller to a terminal window using the UART (hardware or software).
AVR414: User Guide - ATAVRRZ502 - Accessory Kit      (21 pages, revision B, updated 12/06)
This application note describes the ATAVRRZ502 Accessory Kit (RZ502). The RZ502 is designed for evaluation of the Atmel AT86RF230 2.4 GHz radio transceiver. This radio transceiver fully complies with the IEEE 802.15.4 standard.
AVR105: Power efficient high endurance parameter storage in tinyAVR and megaAVR devices Flash memory      (10 pages, revision A, updated 9/03)
This application note describes how to implement a high endurance parameter storage method in Flash memory using the self-programming feature of the AVR.
AVR230: DES Bootloader on tinyAVR and megaAVR devices       (24 pages, revision D, updated 04/05)
This application note describes how firmware can be updated securely on microcontrollers with bootloader capabilities, using the Data Encryption Standard (DES) or triple DES to encrypt the firmware.
AVR307: Half Duplex UART Using the USI Module on tinyAVR and megaAVR devices      (18 pages, revision A, updated 10/03)
The Universal Serial Interface (USI) present in 8-bit AVR devices like the ATtiny26, ATtiny2313, and ATmega169, is a communication module designed for TWI and SPI communication, but can also be used for UART communication as well.
AVR097: Migration from ATmega128 to ATmega1281/ATmega2561      (7 pages, revision F, updated 04/08)
This Application Note describes differences to be aware of when migrating from the ATmega128 to the ATmega1281/2561 Microcontroller.
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