Keysight 34972A - Page 161

Features and Functions 4
Keysight 34970A/34972A User’s Guide 161
Here are the calculations used to evaluate the alarm (assume that a decimal
146 was read from the port):
Since the calculations produce a non-zero result (decimal 16), an alarm is not
generated in this example.
– Remote Interface Operation (Totalizer Channel): To assign the alarm number
to report any alarm conditions on the specified totalizer channels, use the
following command.
OUTPut:ALARm[1|2|3|4]:SOURce (@<ch_list>)
To configure an alarm on a totalizer channel, specify the desired count as the
upper limit using the following command.
CALCulate:LIMit:UPPer <count>[,(@<ch_list>)]
To enable the upper limit on the specified totalizer channel, use the following
command.
CALCulate:LIMit:UPPer:STATe ON [,(@<ch_list>)]
ABX-OR
000
011
101
110
1 0 0 1 0 0 1 0
1 0 0 0 0 0 0 0
0 0 0 1 0 0 1 0
1 1 1 1 0 0 0 0
Bit 7 Bit 0
Data read from port (decimal 146)
CALC:COMP:DATA command (decimal 128)
“X-OR” result
CALC:COMP:MASK command (decimal 240)
“AND” result (no alarm generated)
ABAND
000
010
100
111