A VIDEO DISPLAY INTERFACE FOR THE LORAN-C NAVIGATION RECEIVER DEVELOPMENT SYSTEM

摘要

Provide full ASCII 64-character set display in large-character formatnProvide as many characters on screen as consistent with good viewability, but not less than 10 lines by 20 characters.nDesign should incorporate integral and refresh circuitry memory, to minimize computing load of host processor.nDesign must not depend upon external 60 Hz power-line frequency reference for video monitor horizontal and vertical timing, since airborne use is contemplated.