Section 13: LPT library function reference
Model 4200A-SCS Parameter Analyzer Reference Manual
13-144
4200A-901-01 Rev. C / February 2017
pulse_init
This command resets the pulse card to the default settings for the pulse mode that is presently selected.
Usage
int pulse_init(int
instr_id
);
instr_id
The instrument identification code of the pulse card, such as VPU1 or VPU2
Pulse modes
Standard, Full Arb, Segment Arb
Details
This command resets both channels of the pulse card to the default settings. The default settings are
listed in the following table.
If you want to specify the pulse mode to reset, use the
pg2_init
command.
Standard pulse defaults
Full Arb and Segment Arb pulse defaults
Pulse high and pulse low = 0 V
Source range = 5 V fast speed
Pulse period = 1 µs
Pulse width = 500 ns
Pulse count = 1
Rise and fall time = 100 ns
Pulse delay = 0 s
Pulse load = 50
Ω
Pulse trigger source = Software
Pulse trigger mode = Continuous
Pulse trigger output = On*
Trigger polarity = Positive
Complement mode = Normal pulse
Current limit = 105 mA
Pulse output = Off
Source range = 5 V fast speed
Pulse count = 1
Pulse delay = 0 s
Pulse load = 50 Ω
Pulse trigger source = Software
Pulse trigger mode = Continuous
Pulse trigger output = Off*
Trigger polarity = Positive
Current limit = 105 mA
Pulse output = Off
* Turns on when a pulse is initiated with
pulse_trig
Example
pulse_init(VPU1)
Resets the pulse card to the default settings for the presently selected pulse mode.
Also see
(on page 13-137)
