Apache NuttX is a mature, real-time embedded operating system (RTOS)
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dongjiuzhu1 d6bfa87c8d drivers/usbdev: support send ZLP(zero length packet) data packet in bulkin
status = write(g_usb_ep_in, (void*)0xFEE1DEAD, 0);

sched_backtrace
nuttx/arch/arm/src/../../../sched/sched/sched_backtrace.c:57
_assert
nuttx/arch/arm/src/../../../sched/misc/assert.c:659
__assert
nuttx/arch/arm/src/../../../libs/libc/assert/lib_assert.c:36
usbdev_fs_write
nuttx/arch/arm/src/../../../drivers/usbdev/usbdev_fs.c:770 (discriminator 1)
file_write
nuttx/arch/arm/src/../../../fs/vfs/fs_write.c:91
nx_write
nuttx/arch/arm/src/../../../fs/vfs/fs_write.c:148
ffs_transport_thread_usb_write
nuttx/arch/arm/src/../../../../external/mtp-responder/mtp-responder/src/mtp_usb_driver_nuttx.c:224
_transport_thread_usb_write
nuttx/arch/arm/src/../../../../external/mtp-responder/mtp-responder/src/mtp_usb_driver.c:80
pthread_startup
nuttx/arch/arm/src/../../../libs/libc/pthread/pthread_create.c:59 (discriminator 2)

Signed-off-by: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
2024-04-23 22:02:02 +08:00
.github Minor improvement for tools/ci: Fixed cmake build of bloaty and installation in darwin.sh script. 2024-03-19 20:52:40 +08:00
Documentation Documentation: improve documentation about ESP32 family 2024-04-22 23:45:22 +08:00
arch arch/imx9: Add PSCI (system reset) support 2024-04-23 21:30:56 +08:00
audio Documentation: remove all migrated READMEs 2023-10-29 21:03:54 -03:00
binfmt all: Fix accessing uninitialized local variables 2024-04-04 11:51:54 +08:00
boards boards/stm32f411-minimum: add support for /dev/gpio* 2024-04-22 10:07:36 -03:00
cmake cmake:enhance set_source_files_properties for NuttX CMake module 2024-04-18 14:57:58 -03:00
crypto sched: explicitly select the cpuload clock source configuration 2023-11-01 09:27:56 +08:00
drivers drivers/usbdev: support send ZLP(zero length packet) data packet in bulkin 2024-04-23 22:02:02 +08:00
dummy build: add initial cmake build system 2023-07-08 13:50:48 +08:00
fs stm32h7/linum-stm32h753bi: Add support to littlefs and nxffs with flash mem. via quadspi 2024-04-15 13:24:55 +08:00
graphics video/vnc: add vnc_fb_register 2024-04-12 17:42:49 +08:00
include libs/libc/inttypes: add support for imaxdiv 2024-04-23 10:26:48 -03:00
libs libs/libc/inttypes: add support for imaxdiv 2024-04-23 10:26:48 -03:00
mm mm/mm_gran: remove allocation size limitation 2024-04-20 16:24:37 -03:00
net net/netlink: Add NETLINK_NETFILTER's CONNTRACK support 2024-04-18 13:03:59 +08:00
openamp openamp/libmetal.cmake: sync with libmetal.defs 2024-03-28 16:07:49 +08:00
pass1
sched sched: misc: Remove sched_lock in _assert() 2024-04-21 11:40:01 +02:00
syscall build/cmake: add initial KERNEL mode support 2024-03-15 16:21:23 +08:00
tools tools/configure.sh: revise help message 2024-04-21 11:07:09 +08:00
video build: add initial cmake build system 2023-07-08 13:50:48 +08:00
wireless Remove the back slash from long literal string 2024-02-19 16:43:15 +01:00
.asf.yaml
.gitignore fs/vfat: Fix typo in the macro DIRSEC_BYTENDX 2024-02-03 12:46:08 -03:00
.yamllint
AUTHORS AUTHORS: add Tomek CEDRO to the list 2023-03-07 14:15:55 +01:00
CMakeLists.txt cmake:enhance set_source_files_properties for NuttX CMake module 2024-04-18 14:57:58 -03:00
CONTRIBUTING.md Remove the tail spaces from all files except Documentation 2023-02-26 13:24:24 -08:00
INVIOLABLES.md
Kconfig rpmsg/debug: add debug configs and macros 2024-02-15 19:53:55 -08:00
LICENSE RP2040: Implement board_uniqueid() 2024-03-17 10:00:25 -03:00
Makefile tools:fix some error use of shell command in Windows native build 2022-11-06 16:41:49 +08:00
NOTICE Remove the double blank line from source files 2022-02-20 20:10:14 +01:00
README.md Gathering community recommendations 2023-10-28 13:55:56 +08:00
ReleaseNotes Documentation: move ReleaseNotes 2023-09-26 20:41:00 +08:00

README.md

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Apache NuttX is a real-time operating system (RTOS) with an emphasis on standards compliance and small footprint. Scalable from 8-bit to 64-bit microcontroller environments, the primary governing standards in NuttX are POSIX and ANSI standards. Additional standard APIs from Unix and other common RTOSs (such as VxWorks) are adopted for functionality not available under these standards, or for functionality that is not appropriate for deeply-embedded environments (such as fork()).

For brevity, many parts of the documentation will refer to Apache NuttX as simply NuttX.

Getting Started

First time on NuttX? Read the Getting Started guide! If you don't have a board available, NuttX has its own simulator that you can run on terminal.

Documentation

You can find the current NuttX documentation on the Documentation Page.

Alternatively, you can build the documentation yourself by following the Documentation Build Instructions.

The old NuttX documentation is still available in the Apache wiki.

Supported Boards

NuttX supports a wide variety of platforms. See the full list on the Supported Platforms page.

Contributing

If you wish to contribute to the NuttX project, read the Contributing guidelines for information on Git usage, coding standard, workflow and the NuttX principles.

License

The code in this repository is under either the Apache 2 license, or a license compatible with the Apache 2 license. See the License Page for more information.