Usb Interface Functions And Specifications; Connection Procedure - YOKOGAWA AQ7277 User Manual

Chapter 2 Connecting the PC
2.1 Connecting via the USB

USB Interface Functions and Specifications

Connection Procedure

IM AQ7277-17EN
You can control the AQ7277 from a PC using the USB interface.
Reception Function
You can specify the same settings as those specified by front panel key operations.
Receives output requests for measured and computed data, setup data, and error codes.
Transmission Function
Outputs measured and computed data.
Outputs setup data and the status byte.
Outputs error codes that have occurred.
USB Interface Specifications
Electrical and mechanical specifications:
Connector:
Number of ports:
Power supply:
Compatible PC systems:
Connecting a USB Cable to Remotely Control the AQ7277
Connect a USB cable to the Type B connector.
Precautions to Be Taken When Connecting the Cable
• Connect the USB cable by inserting the connector firmly into the USB connector.
• Do not connect or disconnect the USB cable after the power is turned ON until the
AQ7277 is ready for operation (approximately 20 s).
Conforms to USB Rev.1.0
Type B connector (receptacle)
1
Self-powered
PCs with standard USB ports running
W indows XP, Windows Vista,or Windows 7.
(A separate device driver is required to
connect to a PC.)
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App
Index
2-1