ADV7342_15 Datasheet, PDF (29/108 Pages) Analog Devices – Multiformat Video Encoder Six, 11-Bit, 297 MHz DACs

Data Sheet
ADV7342/ADV7343
SDA
SCL _S
1–7 8 9
1–7 8 9
START ADDR R/W ACK SUBADDRESS ACK
1–7 8 9
P
DATA
ACK STOP
Figure 49. I²C Data Transfer
WRITE
SEQUENCE
S
SLAVE ADDR
A(S)
SUBADDR
A(S)
LSB = 0
DATA
A(S)
LSB = 1
DATA
A(S) P
READ
SEQUENCE
S SLAVE ADDR
S = START BIT
P = STOP BIT
A(S) SUBADDR A(S) S SLAVE ADDR A(S)
DATA
A(M)
A(S) = ACKNOWLEDGE BY SLAVE
A(M) = ACKNOWLEDGE BY MASTER
A (S) = NO-ACKNOWLEDGE BY SLAVE
A (M) = NO-ACKNOWLEDGE BY MASTER
Figure 50. I²C Read and Write Sequence
DAT A
A(M) P
Rev.D | Page 29 of 108