Method of writing a flash memory including dynamically switching and allocating memory spaces to the flash memory blocks

摘要: Disclosed is a flash memory writing method associated with computer system constituted by main apparatus and an external detachable from the apparatus, in which, when information stored inside written it always directly copied regardless of capacity memory. More specifically, contents can be erased units blocks. The also divided into blocks, one which stores IPL rewrite program. A selector switches assignment address space CPU response to operation select signal. When connected including CPU, for starting assigned block IPL. After starts, program takes control. While switched selector, copying data repeatedly executed predetermined number times.