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3–4 Chapter 3: External Memory BFM

Parameters

Avalon Verification IP Suite User Guide May 2011 Altera Corporation

Interface Signals Name

Address Role cdt_address —

Specifies the conduit interface role name that

matches the role name on the external memory

device.

Data Role cdt_data_io —

Write Role cdt_write —

Read Role cdt_read —

Byteenable Role cdt_byteenable —

Chip Select Role cdt_chipselect —

Outputenable Role cdt_outputenable —

Begintransfer Role cdt_begintransfer —

Reset Role cdt_reset —

Port Widths

Address width 8 1–32 Specifies the address width in bits.

Symbol width 8 1–1024 Specifies the data symbol width in bits.

Number of symbols 4

1, 2, 4, 8,

16, 32, 64,

128

Specifies the number of symbols in a data.

Memory Contents

Memory Initialization

altera_external_memory_

bfm.hex

—

Specifies the file to initialize the memory

content at the beginning of the simulation. The

BFM supports only one memory file.

Interface Timing

Read Latency of Interface 0 — Specifies the read latency of the interface.

Table 3–2. External Memory BFM Parameter Settings (Part 2 of 2)

Option Default Value

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Values

Description

1 2 ... 131 132 133 134 135 136 137 138 139 140 141 ... 177 178

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