Typical Operation Flow - Analog Devices Advantiv ADV7619 Hardware User's Manual

UG-237

TYPICAL OPERATION FLOW

This section describes the algorithm that should be implemented in the host processor controlling the CEC module.
Initializing CEC Module
Figure 65 shows the flow that can be implemented in the host processor controlling the ADV7619 to initialize the CEC module.
START
SET CEC_POWER_UP TO 1
SET CEC_TX_RETRY TO 3
ENABLE_CEC_TX_READY_ST
INTERRUPT
ENABLE
CEC_TX_ARBITRATION_LOST_ST
INTERRUPT
ENABLE
CEC_TX_RETRY_TIMEOUT_ST
INTERRUPT
Figure 65. CEC Module Initialization
Rev. A | Page 162 of 204
Hardware User Guide
ENABLE
CEC_RX_RDY0_ST
CEC_RX_RDY1_ST
CEC_RX_RDY2_ST
INTERRUPT
SET
CEC_CLR_RX_RDY0
CEC_CLR_RX_RDY1
CEC_CLR_RX_RDY2
TO 1
SET
CEC_USE_ALL_BUFS
TO 1
END