Welcome to AVR Studio 4.16 SP1 (04/2009)
Please see release history for information about earlier releases. 

Part support
The following new parts have been added to AVR Studio since 4.16:
- ATxmega16D4, ATxmega32D4, ATxmega64D3, ATxmega128D3, ATxmega256D3

New Features
AVR ISP mkII command line SW support for XMEGA device family 

Bug Fixes
9473 Programming dialog - Empty Flash's .hex file read-back after programming and verification
9510 Programming dialog - Cannot program a bootloader
7966 Partdescriptionfile - ATmega329P signature wrong.
9291 Online help - Misguidance in AVR Studio Help-->AVR Studio User Guide-->Getting Started--  >Debugging external code projects
9545 Partdecriptionfile - Wrong package type in partdescription file of ATmega640
9505 STK600 programming support - ATmega640 needs STK600 support
9509 The include file for ATxmega128A1 contains errors. Several lines have been merged to one big line. 
9528 Wrong fuse description in ATtiny48/88. Low fuse byte should not contain CKSEL3 and CKSEL2.

 
Note
Windows 95 is no longer supported by AVR Studio. The most recent version that supported Windows 95 was AVR Studio 4.12 SP3.

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