Agilent-technologies Option H48 Multiport Test Set Z5623A Manual de usuario descargar pdf (Pagina 117)

Agilent Technologies Z5623A Option H48 7 -5

Advanced Topics

Using an External Computer to Control the Test Set

Using National Instruments VISA

If you are using National Instruments VISA, be sure to set the following

variables as follows:

VI_ATTR_SEND_END = VI_FALSE ‘ This specifies whether to assert END

during the transfer of the last byte of the buffer

VI_ATTR_TERMCHAR = 0x0A ‘ This is the termination character. When

the termination character is read and

VI_ATTR_TERMCHAR_EN is enabled

during a read operation, the read operation terminates.

VI_ATTR_TERMCHAR_EN = VI_TRUE ‘ This is a flag that determines

whether the read operation should terminate when a termination

character is received.

VI_ATTR_SUPPRESS_END_EN = VI_FALSE ‘ Specifies whether to

suppress the

END bit termination. If this attribute is set to VI_TRUE, the

END bit does not terminate read operations. If this attribute is set to

VI_FALSE, the END bit terminates read operations.

Write Commands:

Append all commands with “\n,” for example,

*rst\n.

Read Commands:

The Z5623A Option H48 returns data terminated by

\r\n.

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Agilent-technologies Option H48 Multiport Test Set Z5623A Manual de usuario Pagina 117