Also, in Windows CE 2.0, you can only create files and databases that are 4 MB or smaller. Windows CE 2.1 removes this limitation. SH3 CPUs use a page size of 1k while Mips use a page size of 4k. Memory Mapped File A memory mapped file is not limited to 32mb. This is a way to share data that is larger among various applications.
Some units remap a small portion of their internal ram for use as the video buffer.
ROM Execute in place programs and bootstrap. Can be compressed. The program and data storage in Windows CE supports long filenames. The PC Card maps in to the system in the folder called PC Card. By placing programs and data on the card, more internal RAM can be used to run programs.