Keithley 7012-S Service Manual

ELSE
END
IF
GOSUB
Delay
J=J+
1
PRINT
1/1,
“OtJTPUT
08;OOX‘
NEXT
1
‚
1NA
PR
1 NT
PRINT
PR
1
NT
GOSUB
PRINT
PR 1 NT
PRINT
PRINT
PRINT
PR
1 NT
PRINT
PR
1
NT
FR
1 NT
RETURN
‚
Settling
time.
1
Increment
array
index,
9
Put
263
in standby.
‚
Loop
back
for
next
cal point.
1
263
200mV
tange.
9
263
OmV
output.
Put
263
in operate.
e
Select
4
minute
bus
time
out.
KeyCheck:
‘
Check
keyboard
input
routine.
PRINT
“Press
SPACE
or ENTER
key
to continue
(ESC
to
end
program).“
PRINT
Lpl:
IN$
=
INKEY$:
IF
IN$
<>
„‚
THEN
GOTO
Lpl
Lp3:
IN$
=
INKEY$:
IF
IN$
““
THEN
GOTQ
Lp3
IF
IN$ =
CHR$(27)
THEN
‘
Check
for ESC.
CLS
END
IF
NEXT
1
PRINT
GOSUB
KeyCheck
PRINT
“Performing
inA
— lOmA
current
measurement calibration
procedure.“
PRINT
“Press
ESC
to abort
procedure
and
restart
program.“
PRINT
1/1,
“OUTPUT
16;NIX“
‘ Put
236/237
in
operate.
PRINT
IAI,
“QUTPUT
16;COX“
‘ Put
236/237
in
cal
mode.
J
= 1:
K =
1
‘
Initialize
array
index
counters.
FOR
1 =
42
TO
57
‘
Loop for
all
cal
points.
IN$ =
INKEY$:
IF
IN$
CHR$(27)
THEN PRINT
1A1, “CLEAR“:
GOTO
SeiCal
PRINT
#1 ‚
“OUTPUT
08;
V“
;
Ical(J
);
“X“
‘
Program
263
current
value.
GOSUB
Delay
‘
Allow
settling
time.
PRINT
1/1 ‚
“OUTPUT 1
6
;
C“
;
1
;
“X“
Send
cal
offset
command
to
236/237.
GOSUB
Delay
Settl
ing
time.
1 = 1
+
1
1
Increment
C command
value.
PRINT
IAI,
“OUTPUT
O8;O1X“
‘
Put
263
in
operate.
GOSUB
Delay
t
Settling
time.
IF
1
> 47
THEN
Use
characterized
values for
>lOOnA
PRINT
#1,
“OUTPUT
16;C“; 1;
“,“;
char(K);
“X“
K = K
+
1
‘
Increment
array
counter.
PR 1
NT
# 1
‚ “OUTPUT
1
6
;
C“
;
1
;
‘ ‚ “ ;
1
ca 1
(
.3
)
;
“X“
1OMA
SOURCE
CALIBRATION
#1,
“OUTPUT
O8;F2R1X“
111,
“OUTPUT
08;VOX“
#1
‚
“OUTPUT
08
;O1X“
Delay
#1,
“TIME
QUT
240“
:
BEEP
“Performing
InA
— lOmA
source
calibration.“
“Please
wait
approximately
3—4
minutes
for
completion.“
1/1,
“OUTPUT
16;C58X“
‘
Cal
236/237
1nA-10mA
source,
1/1,
“OUTPUT
16;C59X“
‘
Exit
236/237
cal mode.
In,
“OUTPUT
16;NOX“
‘
Put
236/237
in
standby.
In,
“OUTPUT
08;OOX“
‘
Put
263
in
standby.
IA1,
“TIME
OUT
30“
‘
Restore
30
sec.
bus time
out.
PRINT
“Program
terminated“
PR
1
NT
#1 ‚
“CLEAR“
PRINT
#1, “ABORT“
PRINT
#1
‚
“LOCAL“
1
Send
DCL.
‚
Send
IFC.
‚
Restore
local
operation.

Keithley 7012-S Specifications

General

Brand	Keithley
Model	7012-S
Category	Measuring Instruments
Language	English