Chapter 2: Board Components
2–23
General User Input/Output
August 2015
Altera Corporation
Cyclone IV GX FPGA Development Board
Reference Manual
Table 2–22
lists the HSMC user-defined LED schematic signal names and their
corresponding Cyclone IV GX pin numbers.
Table 2–23
lists the HSMC user-defined LED component reference and the
manufacturing information.
User-Defined DIP Switch
Board reference SW2 is an 8-pin DIP switch. The switch is user-defined, and is
provided for additional FPGA input control. There is no board-specific function for
this switch.
Table 2–24
lists the user-defined DIP switch schematic signal names and their
corresponding Cyclone IV GX pin numbers.
Table 2–22. HSMC User-Defined LED Schematic Signal Names and Functions
Board Reference
Description
Schematic
Signal Name
I/O Standard
Cyclone IV GX Device
Pin Number
D4
User-Defined LEDs.
Labeled RX for HSMC Port A.
HSMA_RX_LED
2.5-V
C24
D3
User-Defined LEDs.
Labeled TX for HSMC Port A.
HSMA_TX_LED
B25
D6
User-Defined LEDs.
Labeled RX for HSMC Port B.
HSMB_RX_LED
C10
D5
User-Defined LEDs.
Labeled TX for HSMC Port B.
HSMB_TX_LED
D25
Table 2–23. HSMC User-Defined LED Component Reference and Manufacturing Information
Board Reference
Device Description
Manufacturer
Manufacturer Part Number
Manufacturer Website
D3–D6
Green LEDs
Lumex, Inc.
SML-LXT0805GW-TR
www.lumex.com
Table 2–24. User-Defined DIP Switch Schematic Signal Names and Functions
Board Reference
Description
Schematic
Signal Name
I/O Standard
Cyclone IV GX Device
Pin Number
SW2.1
User-defined DIP switch connected to
FPGA device. When the switch is in
the OPEN or OFF position, a logic 1 is
selected. When the switch is in the
CLOSED or ON position, a logic 0 is
selected.
USER_DIPSW0
2.5-V
A5
SW2.2
USER_DIPSW1
G15
SW2.3
USER_DIPSW2
E9
SW2.4
USER_DIPSW3
C8
SW2.5
USER_DIPSW4
C4
SW2.6
USER_DIPSW5
F14
SW2.7
USER_DIPSW6
G12
SW2.8
USER_DIPSW7
E7