HP E1563A, User Manual, Page: 57 / 166

Digitizer Command Reference 57
:DAC:SOURce
DIAGnostic:DAC:SOURce <voltage> outputs the specified voltage from the
internal calibration source DAC onto the cal pins of the front panel connector. This
command is a factory diagnostic routine.
Parameters
Comments
•
The channel’s input relay remains open until it is closed by an INPut:STATe
ON command or by a reset of the instrument.
•
Executable when initiated: No
•
Coupled Command: No
•
Reset (*RST) Condition: DAC output is set to 0V
:DAC:SOURce:RAMP
DIAGnostic:DAC:SOURce:RAMP <count> outputs a ramp of DAC values
from 0 to 4095 with the DAC code changing about every 100
µ
S. This command is
a factory diagnostic routine.
Parameters
Comments
•
The "count" variable specifies how many ramps to output. The timing is such
that about 2.3257 full ramps are output each second.
•
A count of 139 will output ramps for just under 60 seconds.
•
The signal will be output onto the cal pins on the front panel D-subminiature
connector.
•
Executable when initiated: No
•
Coupled Command: No
•
Reset (*RST) Condition: DAC output is set to 0V
Parameter
Name
Parameter
Type
Range of
Values
Default
Units
voltage numeric -15.0 to +15.0 none
Parameter
Name
Parameter
Type
Range of
Values
Default
Units
count numeric 1 through 255 none