Specifications

26 Altera Corporation
EPXA10 Development Board Hardware Reference Manual
EPXA10 Device Signal Definitions for the PCI Card
Table 20 shows the definitions for the EPXA10 device signals required to
implement the PCI interface.
Some signals are not included in Table 20. IDSEL is a PCI signal used as a
device select for configuration cycles and is generally connected to one of
the address lines. Table 21 lists the IDSEL signal connections.
Table 20. EPXA10 Device Signal Definitions
Function Signals Number
Address and data AD[31..0]
C/BE[3..0]#
PAR
37
Interface control FRAME#
TRDY#
IRDY#
STOP#
DEVSEL#
LOCK#
6
Error reporting PERR#
SERR#
2
Arbitration PRSNT1#
PRSNT2#
REQ1#
REQ2#
GNT1#
GNT2#
6
Interrupts INTA#
INTB#
INTC#
INTD#
4
System CLK2
PCI_RST#
2
Table 21. IDSEL Signal Connections
Board Connector PCI Slot EPXA10 Board Reference
U23 1 AD16
U24 2 AD17