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BDM-610000050 Rev A Chapter 3: Connecting the cpuModule 43
PC/104-Plus PCI Bus (CN16)
Connector CN16 carries the signals of the PC/104-Plus PCI bus. These signals match definitions of the PCI Local
Bus specification Revision 2.1. Table 28 list the pinouts of the PC/104-Plus bus connector.
Table 28 PC/104-Plus Bus Signal Assignments
1
1. Signals marked with (#) are active low.
Pin A B C D
1GNDReserved/+5V_STDBY
2
2. Optional signals for ATX power management
+5 V AD00
2 VIO AD02 AD01 +5 V
3 AD05 GND AD04 AD03
4C/BE0# AD07 GND AD06
5 GND AD09 AD08 GND
6AD11 VIO AD10 M66EN
7 AD14 AD13 GND AD12
8 +3.3 V C/BE1# AD15 +3.3 V
9SERR# GND Reserved / PSON#
2
PAR
10 GND PERR# +3.3 V Reserved / PME#
2
11 STOP# +3.3 V LOCK# GND
12 +3.3 V TRDY# GND DEVSEL#
13 FRAME# GND IRDY# +3.3 V
14 GND AD16 +3.3 V C/BE2#
15 AD18 +3.3 V AD17 GND
16 AD21 AD20 GND AD19
17 +3.3 V AD23 AD22 +3.3 V
18 IDSEL0 GND IDSEL1 IDSEL2
19 AD24 C/BE3# VIO IDSEL3
20 GND AD26 AD25 GND
21 AD29 +5 V AD28 AD27
22 +5 V AD30 GND AD31
23 REQ0# GND REQ1# VIO
24 GND REQ2# +5 V GNT0#
25 GNT1# VIO GNT2# GND
26 +5V CLK0 GND CLK1
27 CLK2 +5 V CLK3 GND
28 GND INTD# +5 V RST#
29 +12 V INTA# INTB# INTC#
30 –12V REQ3# GNT3# GND