Pocket PC a.k.a PPC is an evolution from previous calculator-sized computers. It is a hardware specification for a handheld-sized computer (Personal digital assistant / PDA) which runs the Microsoft Windows Mobile operating system. Pocket PC OS versions: ARM/XSCALE, MIPS, SH3, ARMv4/WM2003, Windows Mobile 5.0, WinMo 6, WM 6.1.
