Motorola IH5 User Manual
MCPN750A Connector Pin Assignments
http://www.motorola.com/computer/literature
7-9
7
MCPN750A PCI Mezzanine Card Connectors (J11/21, J12/22,
J13/23, J14/24)
J13/23, J14/24)
Four 64-pin connectors (J11/21, 12/22, 13/23 and 14/24 on the
MCPN750A) supply the interface between the base board and an optional
PCI mezzanine card (PMC). The pin assignments are listed in the tables on
the next two pages.
MCPN750A) supply the interface between the base board and an optional
PCI mezzanine card (PMC). The pin assignments are listed in the tables on
the next two pages.
Table 7-5. MCPN750A PCI Mezzanine Card Connector
J11/J21
J12/J22
1
TCK
–12V
2
1
+12V
TRST#
2
3
GND
INTA#
4
3
TMS
TDO
4
5
INTB#
INTC#
6
5
TDI
GND
6
7
PMCPRSNT#
+5V
8
7
GND
Not Used
8
9
INTD#
Not Used
10
9
Not Used
Not Used
10
11
GND
Not Used
12
11
Pull-up
+3.3V
12
13
CLK
GND
14
13
RST#
Pull-down
14
15
GND
PMCGNT#
16
15
+3.3V
Pull-down
16
17
PMCREQ#
+5V
18
17
Not Used
GND
18
19
+5V (Vio)
AD31
20
19
AD30
AD29
20
21
AD28
AD27
22
21
GND
AD26
22
23
AD25
GND
24
23
AD24
+3.3V
24
25
GND
C/BE3#
26
25
IDSEL
AD23
26
27
AD22
AD21
28
27
+3.3V
AD20
28
29
AD19
+5V
30
29
AD18
GND
30
31
+5V (Vio)
AD17
32
31
AD16
C/BE2#
32
33
FRAME#
GND
34
33
GND
Not Used
34
35
GND
IRDY#
36
35
TDRY#
+3.3V
36
37
DEVSEL#
+5V
38
37
GND
STOP#
38
39
GND
LOCK#
40
39
PERR#
GND
40
41
SDONE#
SBO#
42
41
+3.3V
SERR#
42
43
PAR
GND
44
43
C/BE1#
GND
44
45
+5V (Vio)
AD15
46
45
AD14
AD13
46