Measurement-computing USB-202-OEM Manuel d'utilisateur télécharger pdf (Page 19)

USB-202-OEM User's Guide Specifications

USB specifications

Table 14. USB specifications

Parameter Specification

USB device type USB 2.0 (full-speed)

Device compatibility USB 1.1, USB 2.0

USB cable type A-B cable, UL type AWM 2725 or equivalent. (minimum 24 AWG VBUS/GND,

minimum 28 AWG D+/D–)

USB cable length 3 m (9.84 ft) max

Environmental

Table 15. Environmental specifications

Parameter Specification

Operating temperature range 0 °C to 55 °C max

Storage temperature range –40 °C to 85 °C max

Humidity 0% to 90% non-condensing max

Mechanical

Table 16. Mechanical specifications

Parameter Specification

Dimensions (L × W × H) 98.30 × 76.71 × 14.61 mm (3.87 × 3.02 × 0.575 in.) max

Header connectors

Table 17. Header connector specifications

Parameter Specification

Connector type Two 2 × 8 0.1 in. pitch headers, labeled W1 and W3

Table 18. W1 pinout

Signal name

Pin description

Signal name

Pin description

1 DIO0 DIO channel 0 2 DIO1 DIO channel 1

3 DIO2 DIO channel 2 4 DIO3 DIO channel 3

5 DIO4 DIO channel 4 6 DIO5 DIO channel 5

7 DIO6 DIO channel 6 8 DIO7 DIO channel 7

9 GND Digital ground 10 +VO User voltage output

11 GND Digital ground 12 AICKO External clock pacer output

13 AICKI External clock pacer input 14 CTR Counter input

15 TRIG Digital trigger input 16 GND Digital ground

Table 19. W3 pinout

Pin Signal name Pin description Pin Signal name Pin description

1 CH0 Channel 0 2 CH1 Channel 1

3 AGND Analog ground 4 CH2 Channel 2

5 CH3 Channel 3 6 AGND Analog ground

7 CH4 Channel 4 8 CH5 Channel 5

9 AGND Analog ground 10 CH6 Channel 6

11 CH7 Channel 7 12 AGND Analog ground

13 AOUT0 Analog output 0 14 AGND Analog ground

15 AOUT1 Analog output 1 16 AGND Analog ground

1 2 ... 14 15 16 17 18 19 20 21

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Measurement-computing USB-202-OEM Manuel d'utilisateur Page 19

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