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CX-MB-EVA2 User's Manual Hardware
19
4.2 PCI Slots
Four 32-bit PCI slots are provided according to PCI specification v2.1.
The signal assignment for slot 0, slot 1, slot 2 and slot 3 is defined in the COM Express
specification.
INTA#, INTB#, INTC# and INTD#
REQ[0..3]#
GNT[0..3]#
IDSEL
PCI Slot Reference
PCI Slot 0 X2
PCI Slot 1 X3
PCI Slot 2 X4
PCI Slot 3 X5
Table 3 Assignment PCI slot to connector reference
Specification:
References: X2 - X5
Connector: AMP / Tyco 5145154-4
Pinout: Refer to PCI specification V2.1 [3]
Pin Signal Pin Signal
A1 TRST# B1 -12V
A2 12V B2 TCK
A3 TMS B3 GND
A4 TDI B4 TDO
A5 5V B5 5V
A6 INTA# B6 5V
A7 INTC# B7 INTB#
A8 5V B8 INTD#
A9 RSVD B9 PRSNT1#
A10 5V B10 RSVD
A11 RSVD B11 PRSNT2#
A12 GND B12 GND
A13 GND B13 GND
A14 3V3 B14 RSVD
A15 RST# B15 GND
A16 5V B16 CLK
A17 GNT# B17 GND
A18 GND B18 REQ#
A19 PME# B19 5V
A20 AD30 B20 AD31
A21 3V3 B21 AD29