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  1. What's New In This Release
    1. Maybe a paragraph or two listing the most major new features/changes.
    2. Highlights of project news since last release.
  2. Major Changes to Core OS
    1. Features Added
      • 244 - Adds clock config logic and Kconfig menus for FLEXIO on IMXRT
      • 247 - boards/sim: Add a TCP loopback test.
      • 248 - Network Loopback Driver: Add a configuration option to control packet size
      • 271, 350 - SocketCAN
      • 274 - Improve sim timer
      • 299 - Adds driver for the ADS7828 I2C analog to digital converter
      • 304 - lm3s6965-ek: Add PROTECTED support
      • 309 - driver/ioexpander: adds driver for the PCA9538 I2C ioexpander
      • 310, 326 - fcntl: add O_CLOEXEC flag, add O_CLOEXEC/FD_CLOEXEC support
      • 312 - net/ioctl: add FIONBIO support
      • 313 - net/socket: add MSG_DONTWAIT support
      • 315 - Kconfig: add PATH_MAX config
      • 320 - Add ez80f92 support
      • 332 - add read uid implementation and flash functions move to RAM function
      • 347 - Add USB Device support for i.MX RT
      • 348, 349, 352 - boards/z80/ez80/z20x: Initial port to z20x board
      • 358, 363, 368, 369, 385, 393, 400, 405, 406 - tools/zds: Add build tools to simplify ZDS-II tool usage, tools/zds/zdsgen.c: WIP Compiler/Assembler Wrapper
      • 402 - STM32H7: Added IWDG and WWDG, power management (sleep/stop/standby), WKUP pin configuration
      • 403 - MCP9844 shutdown mode support
      • 404 - Driver for the BQ769x0 battery monitor IC. As there were no existing driver types that were a good fit for this device, a new battery monitor driver type
      • 407 - imxrt:Adds the ability to run from OCRAM
      • 408 - Add USB Device support for i.MX RT
      • 409 - boards/z80/ez80/z20x: Add XTP2046 SPI support.
      • 411 - Flat address x86_64 port of Nuttx
      • 414 - RX65N RTC Driver added
      • 415, 425 - boards/z80/ez80/z20x/: Add W25 bootloader
      • 416 - NFS: Support IPv4 and TCP
      • 420, 424 - stm32, stm32f7, stm32h7 add SPI DMATHRESHOLD
      • 421 - mkexport: Deal with ARCHSCRIPT containing multiple files
      • 423 - NXP Freedom K28F Board SD-Card support
      • 437 - Support to run NuttX on ESP32 QEMU
      • 444 - SAMA5D27 peripheral support - USB Host working
      • 447 - ESP32 module support
      • 459 - stm32h7: support SDRAM via FMC peripherial
    1. Bugfixes
  2. Compatibility Concerns
    1. Point out any major changes that require changes by downstream users.
  3. Major Changes to Build System
    1. New or significantly changed
  4. Architectural Support
    1. List new architectures
    2. List architectures with significant improvements
    3. List removed architectures
  5. Driver Support
    1. List major new drivers
    2. List drivers with significant improvements
    3. List removed drivers
  6. Security Issues Fixed in this Release
  7. Known Problems in this Release
    1. (If any)
  8. More Information
    1. Where to find the release
    2. How to clone git repository and list full changelog
    3. How to contact the community
  9. Call to action: Invitation to get involved in Apache NuttX
    community and development!
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