Flash memory, Flash memory –37 – Altera Transceiver Signal Integrity Development Kit, Stratix V GX Edition User Manual

Page 45

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Chapter 2: Board Components

2–37

Flash Memory

July 2012

Altera Corporation

Transceiver Signal Integrity Development Kit

Stratix V GX Edition Reference Manual

Flash Memory

The development board has a 1-GB CFI-compatible synchronous flash device for non-
volatile storage of FPGA configuration data, board information, test application data,
and user code space. The FPGA and MAX II System Controller shares this device.

This 16-bit data memory interface can sustain burst read operations at up to 52 MHz
for a throughput of 832 Mbps per device. The write performance is 270 µs for a single
word and 310 µs for a 32-word buffer. The erase time is 800 ms for a 128 K parameter
block.

Table 2–38

lists the flash pin assignments, signal names, and functions. The signal

names and types are relative to the Stratix V GX device in terms of I/O setting and
direction.

Table 2–38. Flash Pin Assignments, Schematic Signal Names, and Functions (Part 1 of 2)

Board

Reference (U21)

Schematic Signal

Name

I/O Standard

Stratix V GX Device

Pin Number

Description

A1

F_AD1

1.8-V

AE14

Address bus

B1

F_AD2

1.8-V

AD14

Address bus

C1

F_AD3

1.8-V

AC13

Address bus

D1

F_AD4

1.8-V

AC12

Address bus

D2

F_AD5

1.8-V

AG14

Address bus

A2

F_AD6

1.8-V

AF14

Address bus

C2

F_AD7

1.8-V

AD11

Address bus

A3

F_AD8

1.8-V

AC11

Address bus

B3

F_AD9

1.8-V

AF11

Address bus

C3

F_AD10

1.8-V

AE11

Address bus

D3

F_AD11

1.8-V

AE13

Address bus

C4

F_AD12

1.8-V

AE12

Address bus

A5

F_AD13

1.8-V

AJ14

Address bus

B5

F_AD14

1.8-V

AH13

Address bus

C5

F_AD15

1.8-V

AG13

Address bus

D7

F_AD16

1.8-V

AF13

Address bus

D8

F_AD17

1.8-V

AJ13

Address bus

A7

F_AD18

1.8-V

AJ12

Address bus

B7

F_AD19

1.8-V

AH12

Address bus

C7

F_AD20

1.8-V

AG11

Address bus

C8

F_AD21

1.8-V

AK12

Address bus

A8

F_AD22

1.8-V

AK11

Address bus

G1

F_AD23

1.8-V

AL12

Address bus

H8

F_AD24

1.8-V

AL11

Address bus

B6

F_AD25

1.8-V

AM13

Address bus

B8

F_AD26

1.8-V

AL13

Address bus

F6

F_ADVN

1.8-V

AP7

Address valid

F7

F_BSYN

1.8-V

AR7

Ready

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