Clocked video interface signals, Clocked video interface signals -26 – Altera Video and Image Processing Suite User Manual

Page 85

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Clocked Video Interface Signals

Table 4-14: Control Signals for CVI and CVO IP Cores

Signal

Direction

Description

av_address

Input

control

slave port Avalon-MM address bus. Specifies a

word offset into the slave address space.
Note: Present only if you turn on Use control port.

av_read

Input

control

slave port Avalon-MM read signal. When you

assert this signal, the

control

port drives new data onto

the read data bus.
Note: Present only if you turn on Use control port.

av_readdata

Output

control

slave port Avalon-MM read data bus. These

output lines are used for read transfers.
Note: Present only if you turn on Use control port.

av_waitrequest

Output

Only available for CVO IP cores.

control

slave port Avalon-MM wait request bus. When

this signal is asserted, the

control

port cannot accept new

transactions.
Note: Present only if you turn on Use control port.

av_write

Input

control

slave port Avalon-MM

write

signal. When you

assert this signal, the

control

port accepts new data from

the write data bus.
Note: Present only if you turn on Use control port.

av_writedata

Input

control

slave port Avalon-MM write data bus. These

input lines are used for write transfers.
Note: Present only if you turn on Use control port.

Table 4-15: Control Signals for CVI II and CVO II IP Cores

Signal

Direction

Description

av_address

Input

control

slave port Avalon-MM address bus. Specifies a

word offset into the slave address space.
Note: Present only if you turn on Use control port.

4-26

Clocked Video Interface Signals

UG-VIPSUITE

2015.05.04

Altera Corporation

Clocked Video Interface IP Cores

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