Altera Nios Development Board Stratix II Edition User Manual

Page 22

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2–12

Reference Manual

Altera Corporation

Nios Development Board Stratix II Edition

May 2007

Board Components

The on-board configuration controller makes assumptions about what
resides where in flash memory. For details refer to

“SW10 – Reset, Config”

on page 2–35

.

f

See www.amd.com for detailed information about the flash memory
device.

V21

3

fe_a16

W22

54

fe_a17

W21

19

fe_a18

V24

18

fe_a19

V23

11

fe_a20

U24

12

fe_a21

U23

15

fe_a22

R24

2

fe_a23

D15

35

fe_d0

G15

37

fe_d1

E19

39

fe_d2

D20

41

fe_d3

G19

44

fe_d4

D19

46

fe_d5

E20

48

fe_d6

F20

50

fe_d7

H19

32

flash_cs_n

H20

34

flash_oe_n

V26

13

flash_rw_n

H22

16

flash_wp_n

K18

53

flash_byte_n

(1)

W25

17

flash_ry_by_n

Note to

Table 2–8

:

(1)

BYTE_n on U5 is pulled low to keep the flash memory in byte
mode which restricts the usable modes of operation.

Table 2–8. Flash Memory Pin Table (Continued)

FPGA Pin

U5 Pin

Board Net Name

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