Specifications

MFC-CB™ Operation and Maintenance Manual
©2001~2007 DH Instruments, a Fluke Company Page 66
DRV(=)
Purpose Read or set the status of all of the external 12V drivers.
Syntax “DRV=bitfield
“DRV”
Arguments Bitfield:
The Bitfield (0 to 255) defining which valves are energized,
and which are de-energized. The following values represent
the eight drivers:
'1' Driver #1
'2' Driver #2
'4' Driver #3
'8' Driver #4
'16 Driver #5
'32' Driver #6
'64' Driver #7
'128' Driver #8
Defaults “DRV=0”
Remarks
The "DRV" command controls all eight drivers at once. Sum the drivers that
will be energized together. To energize Driver 2, 3 and 7 (leaving 1, 4, 5
and 6 off) you would set Bitfield to '70' (2 + 4 + 64 = 70). See “DRVn” to
control individual drivers separately.
Example Command:
Reply:
“DRV=70”
“70”
Errors ERR# 7: The Bitfield specified is invalid
See Also 3.2.7, "DRVn"
ERR
Purpose Read the last error message.
Syntax “ERR”
Remarks
The “ERR” command provides more details about an error that has
occurred. If the user receives an “ERR# nn” reply, the “ERR” command
returns a brief description about the last error number that was replied.
Example Command:
Reply:
“ERR”
“Missing or improper command argument(s)”
See Also 4.3.3, Table 9
GPIB(=) cl
Purpose Read or set the GPIB-488 address.
Syntax "GPIB"
“GPIB=addr”
Arguments addr: The primary GPIB address 1 to 31.
Defaults “GPIB=10”
Remarks The reply will be sent AFTER the address is changed.
Example Command:
Reply:
“GPIB=20”
“20”
Errors ERR# 6: The addr is invalid.
See Also 3.4.5.2, 4.2.2