TVP5146M2PFP_0708 Datasheet, PDF (32/108 Pages) Texas Instruments – NTSC/PAL/SECAM 4X10-Bit Digital Video Decoder With Macrovision Detection, YPbPr/RGB Inputs, 5-Line Comb Filter, and SCART Support

Functional Description
I2C Registers
00h
VBUS Registers
00 0000h
HOST
Processor
I2C
E0h
E1h
E8h
EAh
FFh
VBUS
Data
VBUS
Address
VBUS[23:0]
CC
WSS
VITC
Line
Mode
VPS
FIFO
80 051Ch
80 0520h
80 052Ch
80 0600h
80 0700h
90 1904h
FF FFFFh
VBUS Write
Single Byte
S B8 ACK E8 ACK VA0 ACK VA1 ACK VA2 ACK P
S B8 ACK E0 ACK Send Data ACK P
Multiple Bytes
S B8 ACK E8 ACK VA0 ACK VA1 ACK VA2 ACK P
S B8 ACK E1 ACK Send Data ACK • • • Send Data ACK P
VBUS Read
Single Byte
S B8 ACK E8 ACK VA0 ACK VA1 ACK VA2 ACK P
S B8 ACK E0 ACK S B9 ACK Read Data NAK P
Multiple Bytes
S B8 ACK E8 ACK VA0 ACK VA1 ACK VA2 ACK P
S B8 ACK E1 ACK S B9 ACK Read Data ACK • • • Read Data NAK P
NOTE: Examples use default I2C address.
ACK = Acknowledge generated by the slave
NAK = No Acknowledge generated by the master
Figure 2−19. VBUS Access
24 TVP5146M2PFP
SLES141B—August 2007