NI Digital Waveform Generator/Analyzer Getting Started Guide
|
© National Instruments
|
25
Figure 15 shows the NI 6551 front panels and pinout, which are identical to those of the
NI 6552. The DDC signals are described in Table 2. The SMB connectors are described in
Table 7. The LEDs are described in Tables 8 and 9.
Figure 15.
NI 6551/6552 Front Panel Connectors
NI PXI-6551
50 MHz Digit
a
l I/O
DIGIT
AL D
A
T
A
& CONTR
OL
PFI 0
ACCE
SS
ACTIVE
CLK
IN
CLK
OUT
3
5
3
6
3
7
38
3
9
40
41
42
4
3
44
45
46
47
4
8
49
50
51
52
5
3
54
55
56
57
5
8
59
60
61
62
6
3
64
65
66
67
6
8
1
2
3
4
5
6
7
8
9
10
11
12
1
3
14
15
16
17
1
8
19
20
21
22
2
3
24
25
26
27
2
8
29
3
0
3
1
3
2
33
3
4
RE
S
ERVED
GND
RE
S
ERVED
GND
RE
S
ERVED
GND
RE
S
ERVED
RE
S
ERVED
RE
S
ERVED
GND
RE
S
ERVED
GND
DIO 19
GND
DIO 17
GND
DIO 15
GND
DIO 1
3
GND
DIO 11
GND
DIO 9
GND
DIO 7
PFI 1
DIO 5
GND
DIO
3
PFI
3
DIO 1
GND
DDC CLK OUT
GND
RE
S
ERVED
GND
RE
S
ERVED
GND
RE
S
ERVED
GND
RE
S
ERVED
GND
RE
S
ERVED
GND
RE
S
ERVED
GND
DIO 1
8
GND
DIO 16
GND
DIO 14
RE
S
ERVED
DIO 12
GND
DIO 10
GND
DIO
8
GND
DIO 6
RE
S
ERVED
DIO 4
GND
DIO 2
PFI 2
DIO 0
GND
S
TROBE
GND
PFI
0
CLK
IN
CLK
OUT
NI PCI-6551
DIGITAL
DATA &
CONTROL
The Digit
a
l D
a
t
a
& Control connector pino
u
t
i
s
the
sa
me for PXI
a
nd PCI device
s
.