Mechanical; Main Connector And Pinout - Measurement Computing USB-DIO24 User Manual

USB-DIO24/37 User's Guide

Mechanical

Parameter
Dimensions (L × W × H)
USB cable length
USB cable type

Main connector and pinout

Parameter
Connector type
Compatible cables
Pin Signal Name
1 CTR
2 NC
3 Port B Bit 7
4 Port B Bit 6
5 Port B Bit 5
6 Port B Bit 4
7 Port B Bit 3
8 Port B Bit 2
9 Port B Bit 1
10 Port B Bit 0
11 GND
12 NC
13 GND
14 NC
15 GND
16 NC
17 GND
18 +5
19 GND
Table 7. Mechanical specifications
Specification
119 mm × 84 mm × 14 mm (4.69 × 3.31 × 0.55 in.)
3 m (9.84 ft) max
A-B cable, UL type AWM 2527 or equivalent. (min 24 AWG VBUS/GND, min
28 AWG D+/D-)
Table 8. Connector specifications
Specification
37-pin D-type
C37FF-x unshielded ribbon cable. x = length in feet.
Table 9. Connector pinout
Pin Signal Name
20 +5
21 GND
22 Port C Bit 7
23 Port C Bit 6
24 Port C Bit 5
25 Port C Bit 4
26 Port C Bit 3
27 Port C Bit 2
28 Port C Bit 1
29 Port C Bit 0
30 Port A Bit 7
31 Port A Bit 6
32 Port A Bit 5
33 Port A Bit 4
34 Port A Bit 3
35 Port A Bit 2
36 Port A Bit 1
37 Port A Bit 0
13
Specifications