Altera First-In-First-Out Partitioner - Manual (Page 3)

Altera Corporation iii
Contents
About this User Guide .................................................................................................................................1
How to Find Information ................................................................................................................1
How to Contact Altera ....................................................................................................................2
Typographic Conventions ..............................................................................................................2
Getting Started ..............................................................................................................................................5
Introduction ......................................................................................................................................5
Features .............................................................................................................................................6
Time-Domain-Multiplexing M-RAM Blocks For Multiple FIFOs ............................................6
Performance of FIFO Partitioner Functions .................................................................................7
Specifying a FIFO Partitioner Function Using the FIFO Partitioner MegaWizard ................8
Specifying Global Configuration Options ............................................................................9
Specifying FIFO Configurations ............................................................................................9
Frequency Information ..........................................................................................................10
FIFO Functionality .........................................................................................................................11
Initializing the FIFO ...............................................................................................................11
FIFO Write-port Functionality .............................................................................................12
FIFO Read-port Functionality ..............................................................................................12
Latency Effects on Full and Empty Flags of FIFOs ...................................................................14
Mixed-width FIFOs ........................................................................................................................14
FIFOs with a wide write port and a narrow read port .....................................................14
FIFOs with a narrow write port and a wide read port .....................................................15
Port Listing for FIFO Partitioner Functions ...............................................................................16
Synthesizing FIFO Partitioner Functions ...........................................................................18
Native Synthesis Using the Quartus II Software .......................................................18
Using Third-Party EDA Tools for Synthesis ..............................................................19
Static Timing Analysis for FIFO Partitioner Functions ....................................................19
Simulating FIFO Partitioner Functions ...............................................................................20