FUNCTIONAL DESCRIPTION (continued)

11 - THE CVBS OUTPUT PICTURE

The following tables show the picture design in CVBS output mode (VIDEOout1 analog output pin)

according to :

- Blink on/off (BK character attribute & C[6:5] control bits)

- Character background on/off (BE character attribute & C1 control bit)

- Character border on/off (FBE row attribute)

11.1 - Mixed Mode

CHARACTER

FOREGROUND

CHARACTER

BORDER

if on

CHARACTER

BORDER

if off

CHARACTER

BACKGROUND

PAGE

BACKGROUND

Not Blinking and

Char Backg off

LECHAR

LEBLACK

video

Not Blinking and

Char Backg on

LECHAR

LEBLACK

LESCREEN

video

Blinking and Char Backg off

video

Blinking and Char Backg on

LESCREEN

video

11.2 - Full Page Mode

CHARACTER

FOREGROUND

CHARACTER

BORDER

if on

CHARACTER

BORDER

if off

CHARACTER

BACKGROUND

PAGE

BACKGROUND

Not Blinking and

Char Backg off

LECHAR +

CCHAR

LEBLACK +

CBORD

LESCREEN + CSCREEN

Not Blinking and

Char Backg on

LECHAR +

CCHAR

LEBLACK +

CBORD

LESCREEN + CBACKG

LESCREEN +

CSCREEN

Blinking and Char Backg off

LESCREEN + CSCREEN

Blinking and Char Backg on

LESCREEN + CBACKG

LESCREEN +

CSCREEN

CCHAR is a character attribute.

C3 = 0 : CSCREEN, CBACKG and CBORD are page attributes, defined by the color register.

C3 = 1 : CSCREEN is defined by the color register. CBACKG and CBORD are identical to CCHAR and

thus are character attributes.

STV5730A

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