ANSI escape code
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ANSI escape sequences are a standard for in-band signaling to control cursor location, color, font styling, and other options on video text terminals and terminal emulators. Certain sequences of bytes
The DEC VT100 video display terminal
Color Graphics Adapter
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The Color Graphics Adapter, originally also called the Color/Graphics Adapter or IBM Color/Graphics Monitor Adapter, introduced in 1981, was IBM's first color graphics card for the IBM PC and establis
ANSI escape code
…normal). n Name Note 0 Reset or normal All attributes become turned off 1 Bold or increased intensity As with faint, the color change is a PC (SCO / CGA) invention. 2 Faint, decreased intensity, or dim May be implemented as a light font weight like bold. 3 Italic Not widely supported. Sometimes treated…
IBM CGA graphics card
The CGA light pen header
Back of a CGA Video Adapter board, with the RCA composite output connector visible on the right