ALL meanings of extended system configuration data
- noun Technical meaning of extended system configuration data (operating system) (ESCD) An area of memory, not exceeding 32 kilobytes in size, used by MS-DOS(?) as NVRAM for PNP BIOS and PNP OS. It must be writeable at run time. Intel's ICU also uses ESCD to store information for PNP ISA cards and legacy ISA cards. 1
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