IOtech DaqBook/3000USB, User Manual

Page: 18 / 66

2-2 “Device IO” 37-Pin Pinout
977391
DaqBook/3000USB User’s Manual
Device IO
Note :
See page 2-3 for a completely
labeled pin-out and for notes
regarding DaqView.
Pin Signal Name Description
1 SELFCAL Self-calibration. Factory use only. Do not connect.
2 DAC0 Digital to Analog Converter; Analog Output 0
3 AGND Analog Common
4 TMR1 Timer Output 1; 16-bit, Frequency Pulse Generator Output
5 DGND Digital Common
6 TMR0 Timer Output 0; 16-bit, Frequency Pulse Generator Output
7 TTLTRG TTL Trigger Input
8 CTR2 Counter Input, CTR2
9 CTR0 Counter Input, CTR0
10 Port B – B0 Digital I/O: Digital Port B, Bit 0
11 Port B – B2 Digital I/O: Digital Port B, Bit 2
12 Port B – B4 Digital I/O: Digital Port B, Bit 4
13 Port B – B6 Digital I/O: Digital Port B, Bit 6
14 DGND Digital Common
15 Port A – A0 Digital I/O: Digital Port A, Bit 0
16 Port A – A2 Digital I/O: Digital Port A, Bit 2
17 Port A – A4 Digital I/O: Digital Port A, Bit 4
18 Port A – A6 Digital I/O: Digital Port A, Bit 6
19 DGND Digital Common
20 SGND Signal Ground
21 DAC1 Digital to Analog Converter; Analog Output 1
22 AGND Analog Common
23 +5VDC +5VDC Power for Expansion
24 XPACR External DAC Pacer Clock Input
25 DGND Digital Common
26 CTR3 Counter Input, CTR3
27 CTR1 Counter Input, CTR1
28 DGND Digital Common
29 Port B – B1 Digital I/O: Digital Port B, Bit 1
30 Port B – B3 Digital I/O: Digital Port B, Bit 3
31 Port B – B5 Digital I/O: Digital Port B, Bit 5
32 Port B – B7 Digital I/O: Digital Port B, Bit 7
33 DGND Digital Common
34 Port A – A1 Digital I/O: Digital Port A, Bit 1
35 Port A – A3 Digital I/O: Digital Port A, Bit 3
36 Port A – A5 Digital I/O: Digital Port A, Bit 5
37 Port A – A7 Digital I/O: Digital Port A, Bit 7