Nuttx 6.7 This version already supports VFAT long filenames and many extensions to the graphics subsystem. Other new features and bug fixes.
New OS Apis:add the Standard sem_timedwait () interface. FAT http://www.aliyun.com/zixun/aggregation/19352.html ">file system:adds (optional) support for VFAT long File names. Usb:now the mass storage device can be connected when needed and disconnected if not needed (or re-connected as a different kind of device). Touchscreen support:defined A new NUTTX touchscreen interface. Added a driver for the TI TSC2007 touchscreen controller chip. NX Fonts:add support for ListBox Fonts; Developed a tool to convert open source fonts into NUTTX format; Converted and DWORD nine new, high quality fontsets. NX Graphics:add New NX APIs to support drawing of wide lines in any orientation. Added new routines to set individual pixel more efficiently. Build system:added a export target that would bundle up all of the NUTTX libraries, header files, and the "Startup object into" exp Ort-able Tarballs. This exported package can then is used in other environments for creator development. Lpc17xx:a CAN driver is contributed by Li Zhuoyi (LZYY). Stm32:new nx-related configurations to excercise text and graphic image displays. C library:added a fixed precision atan2 () math function. Bugfixes:serial RX overrun error, FAT upper/lower NT 8.3 name handling fixed. FAT directory allocation and initialization bugs. STM32 SDIO DMA race condition bug. EZ80 UART1 Serial driver errors (Paul Osmialowski)
For more detailed information please refer to: http://sourceforge.net/projects/nuttx/files/nuttx/nuttx-6.7/
NUTTX is a real-time embedded operating system (RTOS), and it has a small size that is used in the micro-controller environment. This is fully scalable from small (8-bit) to medium-sized embedded (32-bit) systems. It is also intended to be fully compliant, fully real-time, and fully open.
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.