Keithley 2000 User Manual page 250

D-4 Models 196/199 and 8840A/8842A Commands
Table D-1 (cont.)
Models 196/199 device-dependent command summary
Mode
Terminator
Status
Multiplex
Delay
Display
Scanning
Command Description
Y0 CR LF
Y1 LF CR
Y2 CR
Y3 LF
U0 Send machine status word (199 format only)
U1 Send error conditions (only supports no scanner, IDDC,
IDDCO)
U2 Send Translator word list (since Translator is not sup-
ported, replies with one space character)
U3 Send buffer size
U4 Send current value of "V" (199 format, equivalent to U7
for 196)
U5 Send input switch status (front /rear) (199 format,
equivalent to U8 for 196)
U6 Send simulated temperature (set by H0)
A0 Auto/Cal multiplex disabled
A1 Auto/Cal multiplex enabled
Wn n=delay period in milliseconds, (0msec to 999999msec)
Da Display up to 12-character message (a=character)
D Cancel display mode
N0 Open all - stop scanning or stepping if applicable
N1 Close channel 1
N2 Close channel 2
N3 Close channel 3
N4 Close channel 4
N5 Close channel 5
N6 Close channel 6
N7 Close channel 7
Close channel 8
N8
N9 Close channel 9
N10 Close channel 10
N11 Step mode, max channel is 2
N12 Step mode, max channel is 3
N13 Step mode, max channel is 4
N14 Step mode, max channel is 5
N15 Step mode, max channel is 6
N16 Step mode, max channel is 7
N17 Step mode, max channel is 8
N18 Step mode, max channel is 9
N19 Step mode, max channel is 10
N20 Open all - stop scanning or stepping if applicable