Using Cec Module As Follower; Figure 103: Using Cec Module As Follower - Analog Devices ADV8003 Hardware Manual

7.5.3.

Using CEC Module as Follower

Figure 103 shows the algorithm that can be implemented in the host processor controlling the ADV8003 in order to use the CEC module
as a follower.
CEC_RX_READY_INT
N
Read the buffer
associated with
timestamp = 0b01
maximum
timestamp
Rev. B, August 2013
N
=001 ?
Y
Reached
N
?
Y

Figure 103: Using CEC Module as Follower

START
(wait for interrupt)
CEC_RX_READY_INT
=010 ?
Y
Read
BUF0_TIMESTAMP
BUF1_TIMESTAMP
BUF2_TIMESTAMP
and note the maximum value
Read the buffer
associated with
timestamp = 0b10
Reached
maximum
timestamp
?
Y
Set the appropriate clear bits
CEC_RX_READY_INT
corresponding to the buffers
that have been read.
END
304
CEC_RX_READY_INT
=100 ?
Y
Read the buffer
associated with
timestamp = 0b11
N
ADV8003 Hardware Manual
N