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Chapter 1: Overview
Board Component Blocks
Cyclone IV GX FPGA Development Board
August 2015
Altera Corporation
Reference Manual
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On-Board memory
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4-MB (x16) Synchronous Static Random Access Memory (SSRAM)
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Two 32-MB (x32) DDR2 SDRAM
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64-MB flash
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On-Board clocking circuitry
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50.000-MHz oscillator
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125.000-MHz oscillator
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SMA clock input
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SMA clock output
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Programmable oscillator (default: 100.000-MHz)
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General user I/O
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LEDs and display
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Eight FPGA user LEDs
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One configuration done LED
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One error LED
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Five Ethernet status LEDs
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One USB status LED
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One power status LED
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Five configuration LEDs
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A two-line 16-character LCD display
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Push buttons
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One CPU reset push button
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One MAX II configuration reset push button
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One program-load push button—configure the FPGA from flash memory
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One program-select push button—select image to load from flash memory
or serial configuration (EPCS) device
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Four general user push buttons
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DIP switches
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Board settings DIP switch
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JTAG chain select DIP switch
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PCIe control DIP switch
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Configuration settings DIP switch
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User DIP switch