C
OMPACT
CHAMP-AV IV U
SER
’
S
M
ANUAL
C
URTISS
-W
RIGHT
C
ONTROLS
E
MBEDDED
C
OMPUTING
A-24
814256 V
ERSION
2 F
EBRUARY
2006
32
C/BE[2]*
I/O
PCI Command/Byte Enable Bus
PCI/PCI-X
33
GND
N/A
GND
GND
34
IDSELB
O
IDSELB for second PCI agent
PCI/PCI-X
35
TRDY*
I/O
PCI Target Ready
PCI/PCI-X
36
+3.3V
N/A
Positive Supply
+3.3V
37
GND
N/A
GND
GND
38
STOP*
I/O
PCI Transaction Stop Signal
PCI/PCI-X
39
PERR*
I/O
PCI Data Parity Signal
PCI/PCI-X
40
GND
N/A
GND
GND
41
+3.3V
N/A
Positive Supply
+3.3V
42
SERR*
I/O
PCI System Error
PCI/PCI-X
43
C/BE[1]*
I/O
PCI Command/Byte Enable Bus
PCI/PCI-X
44
GND
N/A
GND
GND
45
AD[14]
I/O
PCI Address/Data Bus
PCI/PCI-X
46
AD[13]
I/O
PCI Address/Data Bus
PCI/PCI-X
47
M66EN
I/O
33/66 MHz PCI operation
PCI/PCI-X
48
AD[10]
I/O
PCI Address/Data Bus
PCI/PCI-X
49
AD[08]
I/O
PCI Address/Data Bus
PCI/PCI-X
50
+3.3V
N/A
Positive Supply
+3.3V
51
AD[07]
I/O
PCI Address/Data Bus
PCI/PCI-X
52
REQB*
I
arbitration request signal for second PCI agent
PCI/PCI-X
53
+3.3V
N/A
Positive Supply
+3.3V
54
GNTB*
O
arbitration grant signal for second PCI agent
PCI/PCI-X
55
RESERVED
N/A
RESERVED
N/A
56
GND
N/A
GND
GND
57
RESERVED
N/A
RESERVED
N/A
58
EREADY*
I
PMC ready signal
PPMC
59
GND
N/A
GND
GND
60
RESETOUT*
I
Reset signal from PMC to baseboard
PPMC
61
ACK64*
N/A
64-bit transfer acknowledge signal
PCI/PCI-X
62
+3.3V
N/A
Positive Supply
+3.3V
63
GND
N/A
GND
GND
64
MONARCH
O
enable/disable MONARCH feature on Processor
PMCs
PPMC
T
ABLE
A.16:
J22 Connector Description (Pn2/Jn2 64-bit PCI) (Continued)
Pin No. Signal Name
Direction
Description
Electrical
Characteristics
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