SAA7113 Philips Semiconductors, SAA7113 Datasheet - Page 47

• Manufacturer Part Number: SAA7113
• Description: 9-bit video input processor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Table 22 Description of I
Notes
1. The SAA7113H supports the ‘fast mode’ I
2. If more than one byte DATA is transmitted the subaddress pointer is automatically incremented.
1999 Jul 01
handbook, full pagewidth
S
Sr
Slave address W
Slave address R
ACK-s
ACK-m
Subaddress
Data
P
X = LSB slave
address
Subaddresses
9-bit video input processor
CODE
START condition
repeated START condition
0100 1010 (= 4AH, default) or 0100 1000 (= 48H, if pin RTS0 strapped to ground via a 3.3 k
resistor)
0100 1011 (= 4BH, default) or 0100 1001 (= 49H, if pin RTS0 strapped to ground via a 3.3 k
resistor)
acknowledge generated by the slave
acknowledge generated by the master
subaddress byte; see Table 24
data byte; see Table 24; note 2
STOP condition
read/write control bit; X = 0, order to write (the circuit is slave receiver); X = 1, order to read
(the circuit is slave transmitter)
00H chip version
01H to 05H front-end part
06H to 13H decoder part
14H reserved
15H to 17H decoder part
18H to 1EH reserved
1FH video decoder status byte
20H to 3FH reserved
40H to 60H general purpose data slicer
60H to 62H general purpose data slicer status read only
63H to FFH reserved
Sr
S
2
C-bus format; note 1
SLAVE ADDRESS W
SLAVE ADDRESS R
Fig.34 Read procedure (combined format).
2
C-bus specification extension (data rate up to 400 kbits/s).
ACK-s
ACK-s
47
DESCRIPTION
SUBADDRESS
(n bytes + acknowledge)
read only
read and write
read and write
read and write
read only
read and write
DATA
data transferred
ACK-m
ACK-s
MHB340
P
Product specification
SAA7113H