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2–18 Altera Corporation

Nios Development Board Reference Manual, Stratix II Edition July 2005

Expansion Prototype Connectors (PROTO1 & PROTO2)

Figure 2–9, and Figure 2–10 show connections from the PROTO2

expansion headers to the Stratix II device. Unless otherwise noted, the

labels indicate Stratix II device pin numbers.

Figure 2–9. PROTO1 Expansion Prototype Connector - J15, J16 & J17

1 2 ... 21 22 23 24 25 26 27 28 29 30 31 ... 55 56

Nios Development Board 1
MNL-N832T4-1.2 2
Contents 3
Shared Bus Table 1 4
About this Manual 5
How to Contact 6
Typographic 7
Conventions 7
July 2005 8
Typographic Conventions 8
Introduction 9
1–2 Altera Corporation 10
General Description 10
Factory 11
Programmed 11
Reference 11
1–4 Altera Corporation 12
Board Components 13
Stratix II Device 15
Push-Button 17
Switches (SW0 17
Individual LEDs 17
(D0 - D7) 17
Seven-Segment 18
LEDs (U8 & U9) 18
SRAM Memory 18
(U35 & U36) 18
Flash Memory 19
SDRAM Memory 20
Ethernet 22
MAC/PHY (U4) 22
Serial Port 22
Connectors (J19 22
& J27) 22
Expansion 23
Prototype 23
Connectors 23
(PROTO1 & 23
Altera Corporation 2–17 25
Note to Figure 2–8 25
2–18 Altera Corporation 26
Altera Corporation 2–19 27
Notes to Figure 2–10 27
CompactFlash 28
Connector 28
Connector (J25) 31
2–24 Altera Corporation 32
Mictor Connector (J25) 32
Configuration 33
Controller 33
Device (U3) 33
Factory & User 34
Configurations 34
Flash Memory Partitions 35
User Configuration 36
Factory Configuration 36
Persistent Data 36
Configuration-Status LEDs 37
SW8 – CPU Reset 38
SW9 – Factory Config 38
SW10 – Reset, Config 38
Connectors (J24 39
& J5) 39
2–32 Altera Corporation 40
° compared to J24 41
Clock Circuitry 42
Power-Supply 43
Circuitry 43
2–36 Altera Corporation 44
Power-Supply Circuitry 44
Appendix A. Shared Bus Table 45
Shared Data 46
WE_n.ACC 47
A–4 Altera Corporation 48
July 2005 48
Description 48
Appendix B. Restoring the 49
B–2 Altera Corporation 50
Appendix C. Connecting to the 51
Board via Ethernet 51
Connecting the 52
LCD Screen 52
Obtaining an IP 52
LAN Connection 53
Point–to–Point Connections 54
Browsing to Your 55
C–6 Altera Corporation 56
Browsing to Your Board 56

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