PCA8514 datasheet(17/64 Pages) PHILIPS

17 / 64 page

1995 Nov 27

Philips Semiconductors

Product speciﬁcation

Stand-alone OSD

PCA8514

9.3.2

CARRIAGE RETURN CODE ATTRIBUTES

Command 2 when used in conjunction with the Carriage

Return Code (7EH) determines the size of characters to be

displayed on the next line, sets the spacing between lines

of characters and enables/disables the display.

The character size is also a function of the TV scanning

standard being used and fOSD; this is explained in

Chapter 12.

Table 13 Selection of character size

Table 14 Selection of line spacing

Table 15 End of display control

9.3.3

SPACE CODE ATTRIBUTES

Command 2 when used in conjunction with the Space

Code (7FH) selects the background colour of characters in

Box shadowing or North-West shadowing modes and also

controls the Active Character Monitor pin. The ACM pin will

remain active until a Space Code is received that resets

the ACM bit to logic 0. The ACM timing diagram is shown

in Fig.10.

CHARACTER DOT SIZE

1H/1V (the default size)

2H/2V

3H/3V

4H/4V

LINE SPACING

(BETWEEN TWO ROWS)

0H line

4H line

8H line

12H line

DISPLAY CONTROL

Continue to display next character. This

is also the default setting.

End of display.

Table 16 Selection of Background colour

Table 17 ACM control

RGB

0000

0001

0010

0011

0100

0101

0110

0111

1000

1001

1010

1011

1100

1101

1110

1111

ACM PIN

The ACM pin is inactive; this is also the

default setting.

The ACM function is active for all

characters displayed following this Space

Code.

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