Altera Transceiver Signal Integrity Development Kit, Stratix IV GT Edition - Manual (Page 18)

2–8 Chapter 2: Board Components
Featured Device: Stratix IV GT Device
Transceiver Signal Integrity Development Kit, November 2011 Altera Corporation
Stratix IV GT 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
S4GT_RESETn 2.5-V CMOS input 1 S4GT 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
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 12
Six matched length GXB0 transmit channels
routed to a backplane connector J70.
GXB0 Receive Channel Transceiver channel 12
Six matched length GXB0 receive channels routed
to a backplane connector J71.
Table 2–4. Stratix IV GT I/O Usage Summary (Part 2 of 3)
Function I/O Type I/O Count Description