Board Components
Table 2–1. Nios Development Board, Cyclone II Edition Components & Interfaces (Continued)
Board Designation
Memory
U74
U5, LED7
U63
Connections & Interfaces
U4, RJ1
J19
Name
SSRAM memory
Flash memory
DDR SDRAM memory
Ethernet MAC/PHY
Serial connector
Description
2 Mbytes of synchronous SRAM.
16 Mbytes of nonvolatile memory for use by both the
FPGA and the configuration controller. LED7 lights
whenever the flash chip-enable is asserted.
32 Mbytes of DDR SDRAM.
10/100 Ethernet MAC/PHY chip connected to an RJ-
45 Ethernet connector.
RS-232 serial connector with 5 V-tolerant buffers.
Supports all RS-232 signals.
PROTO1 (J11, J12, J13) Expansion prototype
connector
PROTO2 (J15, J16, J17) Expansion prototype
connector
Expansion headers connecting to 41 I/O pins on the
FPGA. Supplies 3.3V and 5.0V for use by a daughter
card.
Expansion headers connecting to 41 I/O pins on the
FPGA. Supplies 3.3V and 5.0V for use by a daughter
card.
CON3
JH1, JH2
J25
TP1 – TP8
J24
J5
J27
CompactFlash connector
PMC connector
Mictor connector
Test Points
JTAG connector
JTAG connector
EPCS configuration header
CompactFlash connector for memory expansion.
Expansion connector for a PCI mezzanine card.
Mictor connector providing access to 27 I/O pins on
the FPGA. Allows debugging Nios II systems using a
First Silicon Solutions (FS2) debug probe.
Test points providing access to eight FPGA I/O pins.
JTAG connection to the FPGA allowing hardware
configuration using the
Quartus ? II software and software debug using the
Nios II IDE.
JTAG connection to the MAX ? configuration
controller.
Connects to the EPCS serial configuration device for
in-system programming.
Configuration & Reset
U3
MAX Configuration controller Altera MAX EPM7256AE device used to configure
the FPGA from flash memory.
U69
SW8
Serial configuration device
CPU Reset button
Altera EPCS64 low-cost serial configuration device to
configure the FPGA.
Push-button switch to reboot the Nios II processor
configured in the FPGA.
2–2 Reference Manual
Nios Development Board Cyclone II Edition
Altera Corporation
May 2007
相关PDF资料
DK-NIOS-2S60N NIOS II KIT W/STRATIX II EP2S60N
DK-PCI-2C35N PCI KIT W/CYCLONE II EP2C35N
DK-PCIE-2SGX90N PCIE KIT W/S II GX EP2SGX90N
DK-SI-2SGX90N SI KIT W/SII GX EP2SGX90N
DK-SI-4SGX230N KIT DEV STRATIX IV 4SGX230N/C2
DK-START-3C25N KIT STARTER CYCLONE III EP3C25
DK-START-4CGX15N KIT STARTER CYCLONE IV GX
DK-V5-EMBD-ML507-G-J DEV KIT V5 W/ISM & EDK JAPAN
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