SAA7144 NXP Semiconductors, SAA7144 Datasheet - Page 33

• Manufacturer Part Number: SAA7144
• Manufacturer: NXP Semiconductors

Specifications of SAA7144

• Package Type: LQFP
• Lead Free Status / RoHS Status: Compliant

Philips Semiconductors
9397 750 14454
Product data sheet
9.2 I
Table 22:
[1]
[2]
Table 23:
Code
S
Sr
Slave address W
Slave address R
ACK-s
ACK-m
Subaddress
Data
P
X = LSB slave address read/write control bit; X = 0, order to write (the circuit is slave receiver);
Subaddress Description
00h
01h to 04h
05h
06h to 11h
12h
13h
14h to 1Eh
1Fh
20h to 3Fh
40h to 5Bh
5Ch
5Dh
5Eh
5Fh
60h to 62h
63h to FFh
2
C-bus register description
The SAA7144HL supports the fast mode I
If more than one byte DATA is transmitted the subaddress pointer is automatically incremented.
Description of I
Register subaddresses map
chip version
front-end part
reserved
decoder part
reserved
decoder part
reserved
video decoder status byte
reserved
general purpose data slicer
for testability
reserved
sliced data identification code
reserved
general purpose data slicer status read only
reserved
Description
START condition
repeated START condition
0100 1010 (= 4Ah) for decoder cores B and D
0100 1000 (= 48h) for decoder cores A and C
0100 1011 (= 4Bh) for decoder cores B and D
0100 1001 (= 49h) for decoder cores A and C
acknowledge generated by the slave
acknowledge generated by the master
subaddress byte; see
data byte; see
STOP condition
X = 1, order to read (the circuit is slave transmitter)
Rev. 01 — 21 April 2005
2
C-bus format
Table 24
2
C-bus specification extension (data rate up to 400 kbit/s).
[1]
Table 24
and
Access
read only
read and write
-
read and write
-
read and write
-
read only
-
read and write
-
-
read and write
-
-
Table note 2
Quadruple video input processor
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Reference
Section 9.3.1
Section 9.3.2
-
Section 9.3.6
-
Section 9.3.18
-
Section 9.3.19
-
Section 9.3.20
Section 9.3.25
-
-
Section 9.3.26
-
Section 9.3.27
Section 9.3.28
-
SAA7144HL
to
to
to
and
Section 9.3.5
Section 9.3.17
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