Register Access And Serial Ports Description; Port; Register Access; Figure 130: Adv7604 Register Map Access Through Main I C Port - Analog Devices Advantiv ADV7604 Hardware Manual

16 Register Access and Serial Ports Description

The ADV7604 has five 2-wire serial (I
2
• One main I
C port, SDA/SCL, which allows a system I
configure the ADV7604
2
• Four I
C ports, DDC port A, port B, port C and port D which allow an HDMI host to access
the internal EDID and the HDCP registers
2
16.1 Main I C Port

16.1.1 Register Access

The ADV7604 has thirteen 256-byte maps that can be accessed via the main I
SCL. Each map has it own I
Programmable
SCL
SDA
Programmable
AVLINK
Figure 130: ADV7604 Register Map Access through Main I
SA = Slave Address
Twelve out of the thirteen maps have a programmable I
the ADV7604 in systems that have multiple slaves on the general I
Rev. F August 2010
2
C compatible) ports:
2
C address and acts as a standard slave device on the I
I/O
CEC
MAP MAP
Not
Programmable
SA: SA:
0x40 0x80
SA: SA:
0x84 0x7C
Programmable
INFOFRAME
MAP MAP
2
C master controller to control and
ESDP AFE
MAP MAP
Programmable Programmable
SA: SA:
0x70 0x4C
SA: SA:
0x78 0x64
Programmable Programmable
DPP REPEATER
MAP MAP
2
C address. This facilitates the integration of
383
2
C ports, SDA and
2
C bus.
EDID
TEST
MAP
MAP
Programmable
Programmable
SA:
SA:
0x6C
0x60
SA:
SA:
0x68
0x44
Programmable
Programmable
HDMI
CP
MAP
MAP
2
C Port
2
C bus.
ADV7604
SA:
0x48
Programmable
VDP
MAP