added sawtooth wavegenerator. Triangular wavegenerator uses rise and …

…fall time equal to half the period (avoids problems when swapping from a pulse to a triangular signal). Added sch symbols for both wavegenerators.

core/power_supply_sawtooth_1.fzp

@@ -0,0 +1,96 @@
+<?xml version='1.0' encoding='UTF-8' standalone='no'?>
+<module moduleId="1_SawtoothPowerSupplyModuleID" fritzingVersion="1.0.2">
+ <version>1</version>
+ <author>Brendan Howell (modified by vanepp Apr 2023 and A. Faina)</author>
+ <title>Pulse Power</title>
+ <date>2008-07-28</date>
+ <label>V</label>
+ <tags>
+ <tag>ac power</tag>
+ <tag>symbol</tag>
+ <tag>fritzing core</tag>
+ <tag>voltage source</tag>
+ </tags>
+ <properties>
+ <property name="family">voltage source</property>
+ <property name="type">sawtooth power supply</property>
+ <property name="offset voltage">0V</property>
+ <property name="amplitude">5V</property>
+ <property name="delay time">0s</property>
+ <property name="period">20ms</property>
+ <property name="number of pulses">0</property>
+ <property name="internal resistance">0.1&#937;</property>
+
+ </properties>
+ <taxonomy>discreteParts.power.wavegenerator.sawtooth</taxonomy>
+ <description>A sawtooth power symbol</description>
+ <spice>
+ <line>V{instanceTitle} {net connector0}_{instanceTitle}_aux {net connector1} PULSE({-1*{amplitude}+{offset voltage}} {{amplitude}+{offset voltage}} {delay time} {period} 1n 1n {period} {number of pulses})</line>
+ <line>R{instanceTitle} {net connector0}_{instanceTitle}_aux {net connector0} {internal resistance}</line>
+ </spice>
+ <views>
+ <defaultUnits>cmil</defaultUnits>
+ <iconView>
+ <layers image="breadboard/waveform_generator_sawtooth_v1_breadboard.svg">
+ <layer layerId="icon"/>
+ </layers>
+ </iconView>
+ <breadboardView>
+ <layers image="breadboard/waveform_generator_sawtooth_v1_breadboard.svg">
+ <layer layerId="breadboard"/>
+ </layers>
+ </breadboardView>
+ <schematicView>
+ <layers image="schematic/power_supply_sawtooth_1_schematic.svg">
+ <layer layerId="schematic"/>
+ </layers>
+ </schematicView>
+ <pcbView>
+ <layers image="schematic/power_supply_sawtooth_1_schematic.svg">
+ <layer layerId="schematic"/>
+ </layers>
+ </pcbView>
+ </views>
+ <connectors>
+ <connector type="female" id="connector0" name="V+">
+ <description>Positive Supply Voltage</description>
+ <erc etype="VCC">
+ <voltage value="5.0"/>
+ <current flow="source" valueMax="0"/>
+ </erc>
+ <views>
+ <breadboardView>
+ <p svgId="connector0pin" layer="breadboard"/>
+ </breadboardView>
+ <schematicView>
+ <p svgId="connector0pin" layer="schematic" terminalId="connector0terminal"/>
+ </schematicView>
+ <pcbView>
+ <p svgId="connector0pin" layer="schematic"/>
+ </pcbView>
+ </views>
+ </connector>
+ <connector type="female" id="connector1" name="V-">
+ <description>Negative Supply Voltage</description>
+ <views>
+ <breadboardView>
+ <p svgId="connector1pin" layer="breadboard"/>
+ </breadboardView>
+ <schematicView>
+ <p svgId="connector1pin" layer="schematic" terminalId="connector1terminal"/>
+ </schematicView>
+ <pcbView>
+ <p svgId="connector1pin" layer="schematic"/>
+ </pcbView>
+ </views>
+ </connector>
+ </connectors>
+ <buses>
+ <bus id="powerbus">
+ <nodeMember connectorId="connector0"/>
+ </bus>
+ <bus id="groundbus">
+ <nodeMember connectorId="connector1"/>
+ </bus>
+ </buses>
+</module>

core/power_supply_triangular_1.fzp

@@ -17,16 +17,15 @@
  <property name="offset voltage">0V</property>
  <property name="amplitude">5V</property>
  <property name="delay time">0s</property>
- <property name="rise time">10ms</property>
- <property name="fall time">10ms</property>
+ <property name="period">20ms</property>
  <property name="number of pulses">0</property>
  <property name="internal resistance">0.1&#937;</property>
 
  </properties>
  <taxonomy>discreteParts.power.wavegenerator.triangular</taxonomy>
  <description>A triangular power symbol</description>
  <spice>
- <line>V{instanceTitle} {net connector0}_{instanceTitle}_aux {net connector1} PULSE({-1*{amplitude}+{offset voltage}} {{amplitude}+{offset voltage}} {delay time} {rise time} {fall time} 1n {{rise time}+{fall time}} {number of pulses})</line>
+ <line>V{instanceTitle} {net connector0}_{instanceTitle}_aux {net connector1} PULSE({-1*{amplitude}+{offset voltage}} {{amplitude}+{offset voltage}} {delay time} {{period}/2} {{period}/2} 1n {period} {number of pulses})</line>
  <line>R{instanceTitle} {net connector0}_{instanceTitle}_aux {net connector0} {internal resistance}</line>
  </spice>
  <views>
@@ -42,7 +41,7 @@
  </layers>
  </breadboardView>
  <schematicView>
- <layers image="schematic/power_supply_pulse_1_schematic.svg">
+ <layers image="schematic/power_supply_triangular_1_schematic.svg">
  <layer layerId="schematic"/>
  </layers>
  </schematicView>