Agilent Technologies Option H48 Multiport Test Set Z5623A - Manual (Page 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 .