Scan:mode - HP E1343A User Manual

SCAN:MODE

Parameters
Comments
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The computer used in the example is an HP Series 200/300 with HP BASIC as the
program language. The computer interfaces with the mainframe over HP-IB.
Assumed is an HP-IB select code of 7, an HP-IB primary address of 09 and 22 for
the HP E1300/E1301 Mainframe and HP 3457A Multimeter, respectively, and an
HP-IB secondary address of 14 for the switchbox.
10 OUTPUT 722;"TRIG EXT;DCV"
20 OUTPUT 70914;"OUTP ON"
30 OUTPUT 70914;"TRIG:SOUR BUS"
40 OUTPUT 70914;"SCAN:MODE VOLT" !Sets switchbox to measure voltage
50 OUTPUT 70914;"SCAN:PORT ABUS" !Sets switchbox to close the appropriate
60 OUTPUT 70914;"SCAN (@100:115)" !Selects the channel list.
70 OUTPUT 70914;"INIT"
80 FOR I=1 TO 16
90 ENTER 722;A
100 PRINT A
110 TRIGGER 70914
120 NEXT I
130 END
[ROUTe:]SCAN:MODE <
[ROUTe:]SCAN < channel_list
Ohms measurements.
Parameter Name
mode
< >
•
Order of Command Execution: The
be executed before the
•
and Mode Description: Channel list is setup for volts
NONE VOLT
measurements.
•
Mode Description: Channel list is setup for 2-wire ohms measurements.
RES
•
Mode Description: Channel list is setup for 4-wire ohms
FRES
measurements. Use channels only in Bank 0 (channels 00 to 07) when
selecting the channels with the
channel that closes in Bank 0 automatically closes the paired channel in Bank
1 (e.g., channels 02 and 10). Selecting a channel in Bank 1 (channels 08 to 15)
causes an error.
•
*RST Condition:
ROUT:SCAN:MODE NONE
!Sets multimeter to external trigger and to
measure dc volts.
!Enables "Trig Out" port.
!Sets switchbox to receive Bus triggers.
during scanning.
Tree Switches during scanning.
!Starts scanning cycle.
!Start count loop.
!Enter reading into variable A.
!Print reading in variable A.
!Trigger the switchbox to advance the
channel list.
!Increment count.
mode > sets the multiplexer channels defined by the
> command for None, Volts, 2-wire Ohms, or 4-wire
Parameter Type
discrete
[ROUTe:]SCAN:MODE
channel_list
[ROUTe:]SCAN <
[ROUTe:]SCAN <
Relay Multiplexer Command Reference
Range of Values
NONE|VOLT|RES|FRES
command must
command.
>
channel_list command. Any
>
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