beautypg.com

Flash memory, Flash memory -52 – Altera Stratix II GX PCI Express Development Board User Manual

Page 62

background image

2–52

Reference Manual

Altera Corporation

Stratix II GX PCI Express Development Board

August 2006

Off-Chip Memory

Flash Memory

A 512-MB Spansion flash memory device is used to store configuration
files for the FPGA as well as any other necessary data. The target device
does support CFI flash commands. The flash device is used to store
configurations for the Stratix II GX device. Upon power-on one of these
configurations is written into the Stratix II GX device by the MAX II
configuration controller.

f

For more information about the flash configuration operation, refer to

“Configuration Schemes and Status LEDs” on page 2–12

.

Table 2–33

lists flash memory component reference and manufacturing

information.

qdrii_q[34]

B16

qdrii_q[35]

G18

qdrii_q[4]

D12

qdrii_q[5]

A12

qdrii_q[6]

B13

qdrii_q[7]

C14

qdrii_q[8]

A14

qdrii_q[9]

G14

qdrii_rdn

N14

qdrii_rpsn

F19

qdrii_rup

N13

qdrii_wpsn

M15

Table 2–32. QDRII SRAM Pin-Out (Part 4 of 4)

Schematic Signal Name

Stratix II GX Pin Number

Table 2–33. Flash Memory Component Reference Information

Board

Reference

Device Description

Manufacturer

Manufacturer Part

Number

Manufacturer

Website

U3

512 Mybte flash device

Spansion

S29GL512N

www.spansion.com