SAA5281ZP datasheet(18/48 Pages) PHILIPS

Part #	SAA5281ZP

Description	Integrated Video input processor and Teletext decoder IVT1.8

PDF	48 Pages

Scroll/Zoom	100%

Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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18 / 48 page

1996 Nov 04

Philips Semiconductors

Preliminary speciﬁcation

Integrated Video input processor and

Teletext decoder (IVT1.8*)

SAA5281

Extension packet memory organization

When in normal extension packet enabled mode the rows of information are organized as illustrated in Fig.10.

Row 23 of the extension page, as shown in Fig.10, contains packet 8/30. Packet 8/30 is mapped into the IVT1.8* memory

as follows:

8 / 30 / 0 and 8 / 30 / 1 to Chapter 4 Row 23

8 / 30 / 2 and 8 / 30 / 3 to Chapter 5 Row 23

8 / 30 / 4 to 8 / 30 / 15 to Chapter 6 Row 23.

Fig.10 Organization of the extension memory.

(1) Row 25 reserved for VPS data in Chapter 5.

handbook, full pagewidth

PACKETS X/26/0 to X/26/14

PACKET

X/28/2

PACKETS X/27/0 to X/27/1

PACKETS X/27/4 to X/27/5

PACKET

X/24 IF R0D7 = 0

PACKET

X/25

PACKET

X/28/0

PACKET

8/30

PACKET

X/28/1

RESERVED

ROW

MBD791

(1)

SAA5281ZP Datasheet(PDF) 18 Page - NXP Semiconductors