Programming of hardware resources in Windows by means of functions BIOS, ports of input-output and program interface Win32 API is considered. Access and management methods are described by all basic devices of the modern personal computer: the mouse, the keyboard, the video adapter, a sound card, a disk subsystem, the processor, the tyre, ports, etc. pay attention to the general methods of programming in Windows, and also to various tricks and cunnings at a writing of programs: to work with files, to interaction in a network, self-liquidation of executed files, data acquisition about USB-devices, etc. the considerable quantity of the simple and clear examples written in languages C ++ and Assembler Is resulted.-Programming of hardware resources in Windows by means of functions BIOS, ports of input-output and program interface Win32 API is considered. Access and management methods are described by all basic devices of the modern personal computer: the mouse, the keyboard, the video adapter, a sound card, a disk subsystem, the processor, the tyre, ports, etc. pay attention to the general methods of programming in Windows, and also to various tricks and cunnings at a writing of programs: to work with files, to interaction in a network, self-liquidation of executed files, data acquisition about USB-devices, etc. the considerable quantity of the simple and clear examples written in languages C++ and Assembler Is resulted.