Keithley 4200A-SCS - Page 948

Model 4200A
-SCS Parameter Analyzer Reference Manual Section 13:
LPT library function reference
4200A-901-01 Rev. C / February 2017 13-103
Status-code bit map for pulse_fetch
Bit Summary or description Value (bit pattern)
31
Reserved
Reserved bit for future use
30 Sweep skipped 0 = Not skipped
1 = Skipped
29
Load-line effect compensation (LLEC)
enabled (only valid when LLEC is
enabled)
0 = Failed
1 = Successful
28 LLEC status 0 = Disabled
1 = Enabled
27 - 24
RPM mode settings
0 (0000) = No RPM
1 (0001) = RPM
2 (0010) = Bypass; PMU
3 (0011) = Bypass; SMU
4 (0100) = Bypass; CVU
All other values (bit patterns) reserved
23 - 20
Reserved
Reserved bits for future use
19 - 16
Measurement type
1 (0001) = Spot mean
2 (0010) = Waveform
All other values (bit patterns) reserved
15 - 12
Current threshold, voltage threshold,
power threshold, and source compliance
0 (0000) = None
1 (0001) = Source compliance
2 (0010) = Current threshold reached or surpassed
4 (0100) = Voltage threshold reached or surpassed
8 (1000) = Power threshold reached or surpassed
11 - 10
Current measure overflow
0 (00) = No overflow
1 (01) = Negative overflow
2 (10) = Positive overflow
9 - 8 Voltage measure overflow 0 (00) = No overflow
1 (01) = Negative overflow
2 (10) = Positive overflow
7 - 4
Current measure range
0 (0000) = 100 nA (RPM only)
1 (0001) = 1 µA (RPM only)
2 (0010) = 10 µA (RPM only)
3 (0011) = 100 µA
4 (0100) = 1 mA (RPM only)
5 (0101) = 10 mA
6 (0110) = 200 mA
7 (0111) = 800 mA
All other values (bit patterns) reserved
3 - 2
Voltage measure range
0 (00) = 10 V
1 (01) = 40 V
1 - 0
Channel number
1 (01) = Ch1
2 (10) = Ch2
Value 0 (00) not used