Altera Transceiver Signal Integrity Development Kit, Stra Uživatelský manuál stáhnout pdf (Strana 18)

2–8 Chapter 2: Board Components

Featured Device: Stratix IV GX

Transceiver Signal Integrity Development Kit, November 2011 Altera Corporation

Stratix IV GX Edition Reference Manual

Flash Memory

ADDR[25:0] 2.5-V CMOS output 26 Flash Address Bus

DATA[15:0] 2.5-V CMOS inout 16 Flash Data Bus

FLASH_CEn 2.5-V CMOS output 1 Flash Chip Enable

FLASH_OEn 2.5-V CMOS output 1 Flash Read Strobe

FLASH_WEn 2.5-V CMOS output 1 Flash Write Strobe

FLASH_BSYn 2.5-V CMOS input 1 Flash Busy

FLASH_CLK 2.5-V CMOS output 1 Flash Clock

FLASH_RSTn 2.5-V CMOS output 1 Flash Reset

FLASH_ADVn 2.5-V CMOS output 1 Flash Address Valid

FLASH_WPn 2.5-V CMOS output 1 Flash Write Protect

Resets

CPU_RESETn 2.5-V CMOS input 1 Nios

II CPU Reset

S4GX_RESETn 2.5-V CMOS input 1 S4GX General FPGA Reset

Switches, Buttons, LEDS

User Push Buttons 2.5-V CMOS input 6 6 User Push Buttons

User DIP Switches 2.5-V CMOS input 8 8 User DIP Switches

User LEDS 2.5-V CMOS output 8 8 User LEDs (GREEN)

HEX Rotary Switch 2.5-V CMOS input 4 16 Position Rotary Switch

Directional Menu Buttons 2.5-V CMOS input 4 4 LCD Menu Buttons

User I/Os 2.5-V CMOS inout 4 4 User I/O pins to header field

LCD

16 Character × 2 Line LCD 2.5-V CMOS 11 LCD

Ethernet

TXD[3:0] 2.5-V CMOS output 4 Ethernet Transmit RGMII Data Bus

TXEN 2.5-V CMOS output 1 Ethernet Transmit Enable

GTXCLK 2.5-V CMOS output 1 Ethernet Transmit Clock

RXD[3:0] 2.5-V CMOS input 4 Ethernet Receive RGMII Data Bus

RXDV 2.5-V CMOS input 1 Receive Data Valid

RXCLK 2.5-V CMOS input 1 Receive Clock

MDC 2.5-V CMOS input 1 Ethernet MII Clock

MDIO 2.5-V CMOS inout 1 Ethernet MII Data

ENET_SGMII_TXP/N LVDS output 2 Ethernet SGMII Transmit Data Positive/Negative

ENET_SGMII_RXP/N LVDS input 2 Ethernet SGMII Receive Data Positive/Negative

Transceivers

GXB0 Transmit Channel Transceiver channel 2 Minimize Trace Length (2.5 in.)

GXB0 Receive Channel Transceiver channel 2 Minimize Trace Length (2.5 in.)

GXB2 Long Transmit Channel Transceiver channel 2 33 in. Trace Length (8.5G)

Table 2–4. Stratix IV GX I/O Usage Summary (Part 2 of 3)

Function I/O Type I/O Count Description

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 43 44

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