P1 and jp1 analog i/o – Measurement Computing DaqBook 2000 Series User Manual
Page 38
P1 and JP1
Analog I/O
P1, DB37 Connector for DaqBook/2000 Series Devices
JP1, 40-pin header for DaqOEM/2000 Series Boards
P1 Pin
Signal Name
Description
JP1 Pins
1
+5 Volts
Expansion +5 V power
1
2
-15 Volts
Expansion -15 VDC power
3
3
Expansion 7
Digital OUT, external ADDRESS select bit 3
5
4
Expansion 9
Digital OUT, external ADDRESS select bit 1
7
5
Expansion 5
Digital OUT, external GAIN select bit 1
9
6
Expansion 6
Digital OUT, external GAIN select bit 0
11
7
DGND
Digital Ground
13
8
Negative Reference
Analog, -5 V reference
15
9
Positive Reference
Analog +5V reference
17
10 Not
Connected
N/A
19
11
CH 15 (SE), or CH 7 LO DIFF
Ch 15 HI IN (single-ended mode) / Ch 7 LO IN (differential mode)
21
12
CH 14 (SE), or CH 6 LO DIFF
Ch 14 HI IN (single-ended mode) / Ch 6 LO IN (differential mode)
23
13
CH 13 (SE), or CH 5 LO DIFF
Ch 13 HI IN (single-ended mode) / Ch 5 LO IN (differential mode)
25
14
CH 12 (SE), or CH 4 LO DIFF
Ch 12 HI IN (single-ended mode) / Ch 4 LO IN (differential mode)
27
15
CH 11 (SE), or CH 3 LO DIFF
Ch 11 HI IN (single-ended mode) / Ch 3 LO IN (differential mode)
29
16
CH 10 (SE), or CH 2 LO DIFF
Ch 10 HI IN (single-ended mode) / Ch 2 LO IN (differential mode)
31
17
CH 9 (SE), or CH 1 LO DIFF
Ch 9 HI IN (single-ended mode) / Ch 1 LO IN (differential mode)
33
18
CH 8 (SE), or CH 0 LO DIFF
Ch 8 HI IN (single-ended mode) / Ch 0 LO IN (differential mode)
35
19
Signal Ground (SGND)
Sense Common (SGND)
37
20
A/I Clock**
External ADC Pacer Clock Input / Internal ADC Pacer Clock Output
2
21
+15 Volts
Expansion +15 V power
4
22
Expansion 8
Digital OUT, external ADDRESS select bit 2
6
23
Expansion 10
Digital OUT, external ADDRESS select bit 0
8
24 Not
Connected
N/A
10
25
TTL Trigger**
Digital IN, External TTL Trigger Input
12
26
Expansion 11
Digital OUT, Simultaneous sample and hold (SSH)
14
27 Not
Connected
N/A
16
28
AGND
Analog Ground
18
29 AGND
Analog
Ground
20
30
CH 7 (SE), or CH 7 HI DIFF
Ch 7 IN (single-ended mode) / Ch 7 HI IN (differential mode)
22
31
CH 6 (SE), or CH 6 HI DIFF
Ch 6 IN (single-ended mode) / Ch 6 HI IN (differential mode)
24
32
CH 5 (SE), or CH 5 HI DIFF
Ch 5 IN (single-ended mode) / Ch 5 HI IN (differential mode)
26
33
CH 4 (SE), or CH 4 HI DIFF
Ch 4 IN (single-ended mode) / Ch 4 HI IN (differential mode)
28
34
CH 3 (SE), or CH 3 HI DIFF
Ch 3 IN (single-ended mode) / Ch 3 HI IN (differential mode)
30
35
CH 2 (SE), or CH 2 HI DIFF
Ch 2 IN (single-ended mode) / Ch 2 HI IN (differential mode)
32
36
CH 1 (SE), or CH 1 HI DIFF
Ch 1 IN (single-ended mode) / Ch 1 HI IN (differential mode)
34
37
CH 0 (SE), or CH 0 HI DIFF
Ch 0 IN (single-ended mode) / Ch 0 HI IN (differential mode)
36
--
AGND
Analog Ground
38
--
AGND
Analog Ground
39
--
AGND
Analog Ground
40
**
In addition to P1 pin 20 and pin 25, DaqBook/2020 has an “EXTCLOCK” BNC and a “TRIGGER” BNC.
This notch is
at the edge of
the board.
4-8 Connectors, Indicators, Cables, & Pinouts
937795
DaqBook/2000 and DaqOEM/2000 Series User’s Manual