Nuttx 是一个实时嵌入式操作系统(RTOS),它有一个小巧是在微控制器的环境中使用。这是完全可扩展,从小型(8位)至中型嵌入式(32位)系统。它的目的还在于要完全符合标准,完全实时,并完全开放。
nuttx-6.5发行说明:
6.5 2011-06-21 Gregory Nutt <spud">monkey AT racsa.co.cr>
* `arch/avr/src/avr` and `arch/avr/include/avr`: Adds general support for the Atmel 8-bit AVR family.
* `arch/avr/src/atmega` and `arch/avr/include/atmega`: Adds support for the Atmel AVR ATMega family.
* `arch/avr/src/at90usb` and `arch/avr/include/at90usb`: Adds support for the Atmel AVR AT90USB family.
* `configs/micropendous3`: Adds a board configuration for the Opendous Micropendous 3 board. This board may be populated with several different members of the Atmel AVR AT90USB family.
* `configs/amber`: This is a placehold for the Atmel ATMega128 Amber Web Server from SoC Robotics. Not much present in this directory on initial check-in.
* `configs/teensy`: Adds a board configuration for the PJRC Teensy++ 2.0 board that features an Atmel AT90USB1286 MCU.
* `fs/fat`: Offsets, sector numbers, etc. need to be off_t, not size_t. size_t is intended to be the maximum size of a memory object, not a file offset. This does not make any difference except on systems (like the AVR) where size_t is only 16-bits.
6.5 2011-06-21 Gregory Nutt <spudmonkey AT racsa.co.cr>
* `netutils/ftpc`: Simpflication and size reduction.
下载地址:
http://sourceforge.net/projects/nuttx/files/nuttx/nuttx-6.5/nuttx-6.5.tar.gz/download
http://sourceforge.net/projects/nuttx/files/nuttx/nuttx-6.5/apps-6.5.tar.gz/download