Epson ActionNote 4SLC2/50 User Manual - Page 136
CONFIG.SYS file, Control code, Controller, Conventional memory
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CMOS ROM A special type of low-power memory in your ActionNote that records information about your system configuration. Unlike RAM, CMOS ROM is backed up by a battery and is not erased when you turn off the computer. COM1 The name that MS-DOS uses to identify the primary serial port. COM2 The name that MS-DOS uses to identify the secondary serial port. CONFIG.SYS file A special system file that MS-DOS executes each time you turn on or reset the computer. You use this file to customize your system by installing device drivers, setting limits for files and buffers, and specifying MS-DOS commands to be run during startup. Control code A command (generated by holding down Ctrl and pressing another key on the keyboard) that instructs the computer to perform a specific function. Controller A hardware component of your computer that manages the operation of the display, hard disk, or diskette drive. Conventional memory The amount of memory in the computer below lMB that is available to MS-DOS and application programs-usually 640KB. Also called base memory or main memory. Glossary 3
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