Texas Instruments PCI2250, Руководство пользователя, Страница: 24 / 28

Fi
g
ure 4–2. Schematic Dia
g
ram (Sheet 6 of 8)
P1A4 PCI Connector
A
TRST#
1
+12V
2
TMS
3
TDI
4
+5V
5
INT
A
#
6
INTC#
7
+5V
8
RESER
VED
9
RESER
VED
11
RST#
15
GNT#
17
GND
18
RESER
VED
19
AD[30]
20
AD[28]
22
AD[26]
23
AD[24]
25
IDSEL
26
AD[22]
28
AD[20]
29
GND
30
AD[18]
31
AD[16]
32
+3.3V
33
FRAME#
34
GND
35
TRDY#
36
GND
37
ST
OP#
38
+3.3V
39
SDONE
40
SBO#
41
GND
42
+3.3V
45
+3.3V
53
GND
56
+5V
61
+V I/O
10
RESER
VED
14
+V I/O
16
+3.3V
21
GND
24
+3.3V
27
PA
R
43
AD[15]
44
AD[13]
46
AD[1
1]
47
GND
48
AD[09]
49
C/BE[0]#
52
AD[06]
54
AD[04]
55
AD[02]
57
AD[00]
58
+V I/O
59
REQ64#
60
+5V
62
P1B4 PCI Connector B
–12V
1
TCK
2
GND
3
TDO
4
+5V
5
+5V
6
INTB#
7
INTD#
8
PRSNT1#
9
RESER
VED
10
PRSNT2#
11
RESER
VED
14
GND
15
CLK
16
GND
17
REQ#
18
AD[31]
20
GND
22
GND
34
IRDY#
35
+3.3V
36
DEVSEL#
37
GND
38
LOCK#
39
PERR#
40
SERR#
42
+3.3V
43
GND
57
+5V
61
+V I/O
19
AD[29]
21
AD[27]
23
AD[25]
24
+3.3V
25
C/BE[3]#
26
AD[23]
27
GND
28
AD[21]
29
AD[19]
30
+3.3V
31
AD[17]
32
C/BE[2]#
33
+3.3V
41
C/BE[1]#
44
AD[14]
45
GND
46
AD[12]
47
AD[10]
48
GND
49
AD[08]
52
AD[07]
53
+3.3V
54
AD[05]
55
AD[03]
56
AD[01]
58
+V I/O
59
ACK64#
60
+5V
62
PCI12V
PCI5V
PCI–12V
P_TDOP_TDO
P_TDI
P_DEVSEL# P_TRDY# P_ST
OP#
P_P
AR
P_IRDY# P_IDSEL
P_GNT#
P_FRAME#
P_PERR# P_SERR#
P_LOCK#
P_RST# P_PCLK
P_RST#
P_PCLK
P_GNT#
P_REQ# P_AD31
P_AD30
P_AD29
P_AD28
P_AD27
P_AD26
P_AD25
P_AD24
P_C/BE#3
P_IDSEL
P_AD23
P_AD22
P_AD21
P_AD20
P_AD19
P_AD18
P_AD17
P_AD16
P_C/BE#2
P_FRAME#
P_IRDY#
P_TRDY#
P_DEVSEL#
P_ST
OP#
P_LOCK#
P_PERR# P_SERR#
P_P
AR
P_C/BE#1
P_AD15
P_AD14
P_AD13
P_AD12
P_AD1
1
P_AD10
P_AD9
P_AD8
P_C/BE#0
P_AD7
P_AD6
P_AD5
P_AD4
P_AD3
P_AD2
P_AD1
P_AD0
P_AD[0..31]
P_C/BE#[0..3]
P_VCCP
P_VCCP
PCI12V
PCI5V PCI–12V
P_AD[0..31]
P_DEVSEL#
P_TRDY# P_ST
OP#
P_P
AR
P_REQ# P_GNT#
P_PERR#
P_SERR#
INTB# INTC# INTD#
P_C/BE#[0..3] P_IRDY# P_IDSEL P_FRAME# P_LOCK# P_RST# P_PCLK
INT
A
#
INT
A
INTB INTC INTD
Mictor Connector Definition
4-12
Board Configuration