Keithley 237

SECTION3
IEEE-488
Reference
After the first statement, the controller conducts the se-
rial polling sequence, After the second statement is exe-
+
cuted, the decimal value of the serial poll byte is dis-
played
on
the controller
CRT.
Table
3-4. Factory Initialization, Power-up,
and
DCUSDC
Conditions
Factory
Default
Power-up,
DCUSDC
Default
Autorange (Measure) Disabled
..J
Bias (de function)
Source
value
OV/OmA
..J
Source
range
llV
(236,
237);
lSV
(238)
I
lOrnA
..J
De delay value
Omsec
..J
Calibration
Step**
0 0
Compliance
..J
Value
lOmA/lOV
Range
lOmA/11 V
(236,
237);
lSV
(138)
..J
Default delay Enabled
..J
EOI
and
bus
hold-off**
EOI
enabled, hold-off
on
X
EOI
enabled, hold-off
on
X
Filter
Disabled
..J
Function
de
de
llOOV
Range Control**
236/238 Disabled
Disabled
237
Enabled
..J
IEEE
address*
..J ..J
JTime Fast period
(416j.1Sec)
..J
Line frequency*
..J
..J
Operate/
standby
Standby
Standby
Output
format**
Items
Source value only
Source value only
Format
ASCII
with
prefix
and
suffix
ASCII
with
prefix
and
suffix
Lines
lline
of de data
lline
of
de
data
Output
Sense
Local
Local
Source
V-source
..J
SRQ**
Mask
None
None
Compliance
SRQ
during idle, measure
or
delay phase
SRQ
during idle, measure
or
delay phase
vUser's
previously programmed condition
•Front
panel only
..,.IEEE-488
Bus only
3-8
+