Release Notes: FAT file system and FIFO/pipe features were added.
Release Notes: This release adds a POSIX layer on top of the Microkernel. Tiny Unix utilities (CmdBox) and embedded Libc were also added.
Release Notes: A file system server was added. arfs, devfs, and ramfs are supported with this version.
Release Notes: This release improves the security function in the kernel. New system calls for "Task Capability" were added to limit individual operation of user mode tasks. Almost all of the system calls were revised to check task permissions.
Release Notes: A Game Boy Advance port was added. A device driver for the on-screen keyboard was added.
Release Notes: This is a milestone release to support "NOMMU" microcontrollers. The new VM stub code was added to keep the API compatibility with the MMU kernel. Now, an application can work on the MMU and NOMMU kernel without changing its source code.
Release Notes: Dynamic Voltage Scaling (DVS) with the Pentium M processor is supported. It reduces CPU power consumption without significant performance degradation. The CPU voltage monitoring tool and DVS demo program have also been added. The default power policy was changed to "Power Save Mode".