PCB8517P 데이터 시트보기 (PDF) - Philips Electronics

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PCB8517P

Stand-alone OSD for monitor applications

Philips Electronics 

Philips Semiconductors

Stand-alone OSD for monitor applications

Objective specification

PCB8517

ROW CONTROL REGISTERS

Table 5 Column 30

BIT 7

R0

BIT 6

G0

BIT 5

B0

DATA BYTE

BIT 4

R1

BIT 3

G1

BIT 2

B1

BIT 1

CHS

BIT 0

CWS

Table 6 Explanation of Table 5

BIT

7 to 5

4 to 2

1

0

NAME

R0, G0, B0

R1, G1, B1

CHS

CWS

DESCRIPTION

colour definition of colour 0

colour definition of colour 1

This bit defines the height of the display character; when CHS = 1 double height is

selected.

This bit defines the width of the display character; when CWS = 1 double width(1) is

selected.

Note

1. When the display row is selected to be double width, only even column characters will be displayed on the screen

and the odd column characters will not appear.

Table 7 Column 31

BIT 7

R2

BIT 6

G2

BIT 5

B2

DATA BYTE

BIT 4

R3

BIT 3

G3

BIT 2

B3

BIT 1

BIT 0

reserved

Table 8 Explanation of Table 7

BIT

7 to 5

4 to 2

NAME

R2, G2, B2

R3, G3, B3

colour definition of colour 2

colour definition of colour 3

DESCRIPTION

WINDOW CONTROL REGISTERS

There are three control registers for each window. Window 1 occupies columns 0 to 2 of row 10, columns 3 to 5 of

row 10 are occupied by window 2 and columns 6 to 8 of row 10 are occupied by window 3. If window overlapping occurs,

the highest priority window will cover the lowest. Window 1 has the highest priority and window 3 the lowest.

Table 9 Columns 0, 3 and 6 of row 10

BIT 7

MSB

BIT 6

BIT 5

row start address

DATA BYTE

BIT 4

LSB

BIT 3

MSB

BIT 2

BIT 1

row end address

BIT 0

LSB

1997 Mar 03

8

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