Pci Bus - Congatec conga-CEVAL User Manual

4.2.4

PCI BUS

The conga‑CEVAL has four bus master capable PCI bus slots (connectors X30‑X33). The COM Express™ PCI interface is compliant to the
'PCI Local Bus Specification Revision 2.3'. This interface is specified to be +5V tolerant with +3.3V signaling. All necessary PCI bus pull-up
resistors are included on the COM Express™ module. A detailed pin description of the PCI connector can be found in the congatec COM
Express™ Design Guide.
COM Express™
Module Type 2
Pin D39
Pin C42
Pin D40
Pin C43
Pin C49
Pin C50
Pin D46
Pin D47
Copyright © 2012 congatec AG
PCI
Slot 1 Slot 2
ID=20
INT A, B, C, D INT B, C, D, A
PCI_AD20
Pin A26 Pin A26
PCI_AD21
PCI_AD22
PCI_AD23
PCI_IRQA#
Pin A6 Pin A6
PCI_IRQB#
Pin B7 Pin B7
PCI_IRQC#
Pin A7 Pin A7
PCI_IRQD#
Pin B8 Pin B8
Pin A6: INTA
Pin A7: INTC
Pin A26: IDSEL
CEVA_c_m10
PCI PCI PCI
Slot 3 Slot 4
ID=21 ID=22 ID=23
INT C, D, A, B INT D, A, B, C
Pin A26
Pin A26
Pin A6 Pin A6
Pin B7 Pin B7
Pin A7
Pin A7
Pin B8 Pin B8
PCI Connector Pin Name
Pin B7: INTB
Pin B8: INTC
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