Altera Nios Development Board User Manual

Page 43

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Altera Corporation

A–3

December 2004

FLASH_CS_n

Chip Select

IO

A12

CE_n

28

FLASH_OE-N

Read Enable

IO

B12

OE_n

30

FLASH_RW-N

Write Enable

IO

D12

WE_n

11

FLASH_RY-BY_N

Ready/Busy

IO

C12

RY/BY_
n

14

SRAM_BE_N0

Byte Enable 0 IO

V17

BE0#

39

SRAM_BE_N1

Byte Enable 1 IO

V16

BE1#

40

SRAM_BE_N2

Byte Enable 2 IO

W16

BE2#

39

SRAM_BE_N3

Byte Enable 3 IO

T16

BE3#

40

SRAM_CS_N

Chip Select

IO

W17

CS_n

6

CS_n

6

SRAM_OE_N

Read Enable

IO

Y17

OE_n

41

OE_n

41

SRAM_WE_N

Write Enable

IO

U16

WE_n

17

WE_n

17

ENET_ADS_N

Address
Strobe

IO

A14

ADS#

37

ENET_AEN

Address
Enable

IO

B15

AEN

41

ENET_BE_N0

Byte Enable 0 IO

C16

BE0#

94

ENET_BE_N1

Byte Enable 1 IO

B16

BE1#

95

ENET_BE_N2

Byte Enable 2 IO

D16

BE2#

96

ENET_BE_N3

Byte Enable 3 IO

E16

BE3#

97

ENET_CYCLE_N

Bus Cycle

IO

B17

CYCLE
#

35

ENET_DATACS_N

Data Chip
Select

IO

C15

DATAC
S#

34

ENET_INTRQ0

Interrupt

IO

D15

INTRO

29

ENET_IOCHRDY

IO Char
Ready

IO

F14

ARDY

38

ENET_IOR_N

Read

IO

A15

RD#

31

ENET_IOW_N

Write

IO

E15

WR#

32

ENET_LCLK

Local Bus
Clock

IO

C17

LCLK

42

ENET_LDEV_N

Local Device

IO

D3

LDEV#

45

ENET_RDYRTN_N

Ready Return IO

B18

RDYRT
N#

46

ENET_W_R_N

Write/Read

IO

A17

W/R#

36

Table A–9. Shared Bus Table (Part 3 of 3)

NET Name

NET

Description

PLD (U60)

Flash (U5)

SRAM (U35) SRAM (U36) Ethernet (U4)

Pin

Name

Pin #

Pin

Name

Pin #

Pin

Name

Pin #

Pin

Name

Pin #

Pin

Name

Pin #

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