Keithley 6512, Instruction Manual

Page: 72 / 156

IEEE-488 Programming
3-17
Figure 3-3
U0 status word and default values
DEFAULT: 0 00 1 0 0 6 0 0 0 0 7 00 0 = :
6512 F RR C Z N T 0 B G 0 Q MM K YY <CR LF>
MODEL NUMBER PREFIX
FUNCTION
0=VOLTS
1=AMPS
2=OHMS
3=COULOMBS
4=XFDBK
Volts Amps Ohms Coulombs XFDBK
00 = Auto Auto Auto Auto Auto
01 = 200mV 2 pA 2k
Ω
200pC 200mV
02 = 2 V 20 pA 20k
Ω
2nC 2 V
03 = 20 V 200 pA 200k
Ω
20nC 20 V
04 = 200 V 2nA 2M
Ω
20nC 20 V
05 = 200 V 20 nA 20M
Ω
20nC 20 V
06 = 200 V 200 nA 200M
Ω
20nC 20 V
07 = 200 V 2µA 2G
Ω
20nC 20 V
08 = 200 V 20 µA 20G
Ω
20nC 20 V
09 = 200 V 200 µA 200G
Ω
20nC 20 V
10 = 200 V 2mA 200G
Ω
20nC 20 V
11 = 200 V 20mA 200G
Ω
20nC 20 V
12 = Auto off for all functions
ZERO CHECK
0 = OFF
1 = ON
ZERO CORRECT
0 = OFF
1 = ON
TRIGGER
0 = CONTINUOUS, TALK
1 = ONE-SHOT, TALK
2 = CONTINUOUS, GET
3 = ONE-SHOT, GET
4 = CONTINUOUS, EXTERNAL
5 = ONE-SHOT, X
6 = CONTINUOUS, EXTERNAL
7 = ONE-SHOT, EXTERNAL
TERMINATOR
ASCII
= : CR LF
: = LF CR
EOI; BUS HOLD-OFF
0 = 1 EOI + HOLD-OFF
1 = NO EOI + HOLD-OFF
2 = EOI + NO HOLD-OFF
3 = NO EOI + NO HOLD-OFF
SRQ
00 = DISABLED
01 = READING OVERFLOW
02 = DATA STORE FULL
08 = READING DONE
16 = READY FOR COMMAND
32 = ERROR
DATA STORE
0 = CONVERSION RATE
1 = 1 RDG/SEC
2 = 1 RDG/10 SEC
3 = 1 RDG/MIN
4 = 1 RDG/10 MIN
5 = 1 RDG/HR
6 = TRIG BUTTON
7 = DISABLED
ALWAYS 0
DATA PREFIX
0 = PREFIX, NO SUFFIX
1 = NO PREFIX OR SUFFIX
2 = PREFIX AND SUFFIX (IF B1
READING MODE
0 = ELECTROMETER
1 = DATA STORE
2 = MAXIMUM
3 = MINIMUM
ALWAYS 0
RANGE
SUPPRESS
0 = OFF
1 = ON