Motorola MVME2400 用户手册
Pin Assignments
C-18
Computer Group Literature Center Web Site
C
PCI Mezzanine Card Connectors - J21 through J24
Four 64-pin SMT connectors, J21 through J24, supply 32/64-bit PCI
interfaces and P2 I/O between the MVME240x board and an optional add-
on PCI Mezzanine Card (PMC) in PMC Slot 2. The pin assignments for
PMC Slot 2 are listed in the following two tables.
interfaces and P2 I/O between the MVME240x board and an optional add-
on PCI Mezzanine Card (PMC) in PMC Slot 2. The pin assignments for
PMC Slot 2 are listed in the following two tables.
Table C-9. J21 and J22 PMC2 Connector Pin Assignments
J21
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
PMCPRSNT2#
+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
PMCGNT2#
16
15
+3.3V
Pull-down
16
17
PMCREQ2#
+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
IDSEL2
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
TRDY#
+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
AD15
46
45
AD14
AD13
46