Agilent Technologies 4339B - Page 144

Other
F
eatures
4339B
Other F
eatures
T
o
Test
the 4339B
The
following
command runs
the 4339B
's internal
self test:
*TST?
F
or
example
,
:
OUTPUT
717;"*TST?"
ENTER
717;A
IF
A<>0
THEN
PRINT
"Self Test:
Error"
IF
BIT(A,0)
THEN
PRINT
"RAM Test
Error"
IF BIT(A,1)
THEN PRINT
"EPROM Test
Error"
IF BIT(A,2)
THEN PRINT
"Calibration Data
Test
Error"
IF
BIT(A,3)
THEN PRINT
"User's Data
Test
Error"
IF
BIT(A,4)
THEN
PRINT
"A/D
Converter
Test
Error"
IF
BIT(A,5)
THEN
PRINT
"Backup
Memory
Test
Error"
:
T
o
Read
the
Error
Queue
The
following
command
returns
the
number
and
message
of
the
existing
error
in the
error
queue
.
:SYST:ERR?
F
or
example
,
:
DIM
Err$[50]
:
REPEAT
OUTPUT 717;":SYST:ERR?"
ENTER 717;Errnum,Err$
PRINT Errnum,Err$
UNTIL Errnum=0
:
To
Report the
Instrument's
Status
The following commands
report the instrument's status:
*CLS
*ESE
*ESR?
*SRE
*STB?
:STAT:OPER?
:STAT:OPER:COND?
:STAT:OPER:ENAB
:STAT:QUES?
:STAT:QUES:COND?
:STAT:QUES:ENAB
:STAT:PRES
HP BASIC SPOLL command
4-26 Remote Operation