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GPIB Instr

LabVIEW 2013 Help

Edition Date: June 2013

Part Number: 371361K-01

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Inherits from I/O Session class.

Long Name Description
GPIB Settings:Line REN State Returns the current state of the GPIB REN (Remote ENable) interface line. Details
GPIB Settings:Readdressing Specifies whether to use repeat addressing before each read or write operation. The default is TRUE. Details
Message Based Settings:File Append Enable Specifies whether VISA Read To File appends or overwrites (truncates) when opening a file. If this property is set to TRUE, VISA Read To File appends when opening a file. If this property is set to FALSE, VISA Read To File overwrites (truncates) when opening a file. The default is FALSE. Details
GPIB Settings:Unaddressing Specifies whether to unaddress the device (UNT and UNL) after each read or write operation. The default is FALSE. Details
General Settings:Allow DMA Transfers Specifies whether I/O accesses should attempt to use DMA (TRUE) or Programmed I/O (FALSE). In some implementations, this property may have global effects even though it is documented as a local property. This behavior affects performance and not functionality. Details
GPIB Settings:Secondary Address Returns the secondary address of the GPIB device used by the given session. If the device does not have a secondary address, the value of this property is 65535 (0xFFFF). Details
Message Based Settings:IO Protocol Specifies which protocol to use. In VXI, you can choose normal word serial or fast data channel. In GPIB, you can choose normal or high-speed HS-488 transfers. In serial, TCP/IP, or USB, you can choose normal transfers or 488.2-defined strings. In USBTMC, you can choose normal or vendor-specific transfers. The default is Normal. Details
Message Based Settings:Termination Character Specifies a character that, when read, causes a read operation to terminate. The termination character also must be enabled. This default is 0x0A (linefeed). Details
Message Based Settings:Termination Character Enable Specifies whether a read operation terminates when it receives the termination character. The default is FALSE. Details
Message Based Settings:Send End Enable Specifies whether to send an END indicator on the last byte of each write operation. This property is relevant only in VISA Write and related operations. The default is TRUE. Details
GPIB Settings:Primary Address Returns the primary address of the GPIB device used by the given session. Details

 

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