beremiz

py_ext: rework logic CSV reader FB output refresh logic.

18 months ago, Edouard Tisserant
e0dfe8b8db4a
Parents d2f5eb3c7d6e
Children 1994928ce3d2
py_ext: rework logic CSV reader FB output refresh logic.

Saving with CSV write FB now triggers CSV read FBs to refresh outputs immediately.
1 files changed, 380 insertions(+), 283 deletions(-)
  • +380 -283
    py_ext/pous.xml
    • --- a/py_ext/pous.xml Thu Dec 05 13:56:59 2024 +0100
    +++ b/py_ext/pous.xml Thu Dec 05 16:45:37 2024 +0100
    @@ -1,7 +1,7 @@
    <?xml version='1.0' encoding='utf-8'?>
    <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.plcopen.org/xml/tc6_0201" xmlns:xhtml="http://www.w3.org/1999/xhtml" xsi:schemaLocation="http://www.plcopen.org/xml/tc6_0201">
    <fileHeader companyName="Beremiz" productName="Beremiz" productVersion="0.0" creationDateTime="2008-12-14T16:53:26"/>
    - <contentHeader name="Beremiz non-standard POUs library" modificationDateTime="2024-12-04T16:26:53">
    + <contentHeader name="Beremiz non-standard POUs library" modificationDateTime="2024-12-05T16:40:43">
    <coordinateInfo>
    <fbd>
    <scaling x="8" y="8"/>
    @@ -17,15 +17,282 @@
    <types>
    <dataTypes/>
    <pous>
    - <pou name="csv_read_by_string" pouType="functionBlock">
    + <pou name="_csv_update" pouType="functionBlock">
    <interface>
    <externalVars>
    <variable name="pyext_csv_update">
    <type>
    + <INT/>
    + </type>
    + </variable>
    + </externalVars>
    + <localVars>
    + <variable name="pyext_csv_update_tmp">
    + <type>
    + <INT/>
    + </type>
    + </variable>
    + </localVars>
    + <outputVars>
    + <variable name="TRIG">
    + <type>
    <BOOL/>
    </type>
    </variable>
    + </outputVars>
    + </interface>
    + <body>
    + <FBD>
    + <outVariable localId="2" executionOrderId="0" height="32" width="176" negated="false">
    + <position x="696" y="200"/>
    + <connectionPointIn>
    + <relPosition x="0" y="16"/>
    + <connection refLocalId="12" formalParameter="OUT">
    + <position x="696" y="216"/>
    + <position x="656" y="216"/>
    + </connection>
    + </connectionPointIn>
    + <expression>pyext_csv_update_tmp</expression>
    + </outVariable>
    + <block localId="12" typeName="MOVE" executionOrderId="0" height="64" width="56">
    + <position x="600" y="160"/>
    + <inputVariables>
    + <variable formalParameter="EN" edge="rising">
    + <connectionPointIn>
    + <relPosition x="0" y="32"/>
    + <connection refLocalId="18" formalParameter="OUT">
    + <position x="600" y="192"/>
    + <position x="520" y="192"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="IN">
    + <connectionPointIn>
    + <relPosition x="0" y="56"/>
    + <connection refLocalId="17">
    + <position x="600" y="216"/>
    + <position x="568" y="216"/>
    + <position x="568" y="240"/>
    + <position x="408" y="240"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="ENO">
    + <connectionPointOut>
    + <relPosition x="56" y="32"/>
    + </connectionPointOut>
    + </variable>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="56" y="56"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <inVariable localId="1" executionOrderId="0" width="176" height="32" negated="false">
    + <position x="232" y="176"/>
    + <connectionPointOut>
    + <relPosition x="176" y="16"/>
    + </connectionPointOut>
    + <expression>pyext_csv_update_tmp</expression>
    + </inVariable>
    + <outVariable localId="15" executionOrderId="0" width="48" height="32" negated="false">
    + <position x="880" y="176"/>
    + <connectionPointIn>
    + <relPosition x="0" y="16"/>
    + <connection refLocalId="12" formalParameter="ENO">
    + <position x="880" y="192"/>
    + <position x="656" y="192"/>
    + </connection>
    + </connectionPointIn>
    + <expression>TRIG</expression>
    + </outVariable>
    + <block localId="18" typeName="NE" executionOrderId="0" width="64" height="64">
    + <position x="456" y="160"/>
    + <inputVariables>
    + <variable formalParameter="IN1">
    + <connectionPointIn>
    + <relPosition x="0" y="32"/>
    + <connection refLocalId="1">
    + <position x="456" y="192"/>
    + <position x="408" y="192"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="IN2">
    + <connectionPointIn>
    + <relPosition x="0" y="56"/>
    + <connection refLocalId="17">
    + <position x="456" y="216"/>
    + <position x="432" y="216"/>
    + <position x="432" y="240"/>
    + <position x="408" y="240"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="64" y="32"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <inVariable localId="17" executionOrderId="0" width="176" height="32" negated="false">
    + <position x="232" y="224"/>
    + <connectionPointOut>
    + <relPosition x="176" y="16"/>
    + </connectionPointOut>
    + <expression>pyext_csv_update</expression>
    + </inVariable>
    + </FBD>
    + </body>
    + </pou>
    + <pou name="csv_refresh" pouType="functionBlock">
    + <interface>
    + <externalVars>
    + <variable name="pyext_csv_update">
    + <type>
    + <INT/>
    + </type>
    + </variable>
    </externalVars>
    + <inputVars>
    + <variable name="TRIG">
    + <type>
    + <BOOL/>
    + </type>
    + </variable>
    + </inputVars>
    + </interface>
    + <body>
    + <FBD>
    + <outVariable localId="2" executionOrderId="0" height="32" width="146" negated="false">
    + <position x="808" y="312"/>
    + <connectionPointIn>
    + <relPosition x="0" y="16"/>
    + <connection refLocalId="12" formalParameter="OUT">
    + <position x="808" y="328"/>
    + <position x="760" y="328"/>
    + </connection>
    + </connectionPointIn>
    + <expression>pyext_csv_update</expression>
    + </outVariable>
    + <block localId="12" typeName="MOVE" executionOrderId="0" height="64" width="56">
    + <position x="704" y="272"/>
    + <inputVariables>
    + <variable formalParameter="EN">
    + <connectionPointIn>
    + <relPosition x="0" y="32"/>
    + <connection refLocalId="13" formalParameter="ENO">
    + <position x="704" y="304"/>
    + <position x="664" y="304"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="IN">
    + <connectionPointIn>
    + <relPosition x="0" y="56"/>
    + <connection refLocalId="13" formalParameter="OUT">
    + <position x="704" y="328"/>
    + <position x="664" y="328"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="ENO">
    + <connectionPointOut>
    + <relPosition x="56" y="32"/>
    + </connectionPointOut>
    + </variable>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="56" y="56"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <block localId="13" typeName="ADD" executionOrderId="0" width="64" height="96">
    + <position x="600" y="272"/>
    + <inputVariables>
    + <variable formalParameter="EN" edge="rising">
    + <connectionPointIn>
    + <relPosition x="0" y="32"/>
    + <connection refLocalId="15">
    + <position x="600" y="304"/>
    + <position x="336" y="304"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="IN1">
    + <connectionPointIn>
    + <relPosition x="0" y="56"/>
    + <connection refLocalId="1">
    + <position x="600" y="328"/>
    + <position x="490" y="328"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="IN2">
    + <connectionPointIn>
    + <relPosition x="0" y="80"/>
    + <connection refLocalId="14">
    + <position x="600" y="352"/>
    + <position x="528" y="352"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="ENO">
    + <connectionPointOut>
    + <relPosition x="64" y="32"/>
    + </connectionPointOut>
    + </variable>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="64" y="56"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <inVariable localId="1" executionOrderId="0" width="146" height="32" negated="false">
    + <position x="344" y="312"/>
    + <connectionPointOut>
    + <relPosition x="146" y="16"/>
    + </connectionPointOut>
    + <expression>pyext_csv_update</expression>
    + </inVariable>
    + <inVariable localId="14" executionOrderId="0" width="24" height="32" negated="false">
    + <position x="504" y="336"/>
    + <connectionPointOut>
    + <relPosition x="24" y="16"/>
    + </connectionPointOut>
    + <expression>1</expression>
    + </inVariable>
    + <inVariable localId="15" executionOrderId="0" width="48" height="32" negated="false">
    + <position x="288" y="288"/>
    + <connectionPointOut>
    + <relPosition x="48" y="16"/>
    + </connectionPointOut>
    + <expression>TRIG</expression>
    + </inVariable>
    + </FBD>
    + </body>
    + <documentation>
    + <xhtml:p><![CDATA[Triggers CSV read FB to refresh output, without reloading CSV files]]></xhtml:p>
    + </documentation>
    + </pou>
    + <pou name="csv_read_by_string" pouType="functionBlock">
    + <interface>
    <outputVars>
    <variable name="ACK">
    <type>
    @@ -66,11 +333,6 @@
    <derived name="python_eval"/>
    </type>
    </variable>
    - <variable name="R_TRIG0">
    - <type>
    - <derived name="R_TRIG"/>
    - </type>
    - </variable>
    <variable name="R_TRIG1">
    <type>
    <derived name="R_TRIG"/>
    @@ -81,6 +343,11 @@
    <derived name="SR"/>
    </type>
    </variable>
    + <variable name="_csv_update0">
    + <type>
    + <derived name="_csv_update"/>
    + </type>
    + </variable>
    </localVars>
    </interface>
    <body>
    @@ -379,7 +646,9 @@
    <relPosition x="0" y="64"/>
    <connection refLocalId="2">
    <position x="552" y="664"/>
    - <position x="528" y="664"/>
    + <position x="540" y="664"/>
    + <position x="540" y="656"/>
    + <position x="528" y="656"/>
    </connection>
    </connectionPointIn>
    </variable>
    @@ -398,13 +667,6 @@
    </variable>
    </outputVariables>
    </block>
    - <inVariable localId="3" height="24" width="152" executionOrderId="0" negated="false">
    - <position x="32" y="616"/>
    - <connectionPointOut>
    - <relPosition x="152" y="16"/>
    - </connectionPointOut>
    - <expression>pyext_csv_update</expression>
    - </inVariable>
    <outVariable localId="5" height="24" width="40" executionOrderId="0" negated="false">
    <position x="1216" y="632"/>
    <connectionPointIn>
    @@ -435,8 +697,8 @@
    <relPosition x="128" y="16"/>
    </connectionPointOut>
    </continuation>
    - <continuation name="CodeChange" localId="24" height="24" width="120">
    - <position x="64" y="648"/>
    + <continuation name="CodeChange" localId="24" height="32" width="120">
    + <position x="24" y="640"/>
    <connectionPointOut>
    <relPosition x="120" y="16"/>
    </connectionPointOut>
    @@ -447,9 +709,9 @@
    <variable formalParameter="IN1">
    <connectionPointIn>
    <relPosition x="0" y="32"/>
    - <connection refLocalId="32" formalParameter="Q">
    + <connection refLocalId="40" formalParameter="TRIG">
    <position x="296" y="632"/>
    - <position x="272" y="632"/>
    + <position x="264" y="632"/>
    </connection>
    </connectionPointIn>
    </variable>
    @@ -458,7 +720,7 @@
    <relPosition x="0" y="56"/>
    <connection refLocalId="24">
    <position x="296" y="656"/>
    - <position x="184" y="656"/>
    + <position x="144" y="656"/>
    </connection>
    </connectionPointIn>
    </variable>
    @@ -472,28 +734,6 @@
    </variable>
    </outputVariables>
    </block>
    - <block localId="32" typeName="R_TRIG" instanceName="R_TRIG0" executionOrderId="0" height="48" width="64">
    - <position x="208" y="600"/>
    - <inputVariables>
    - <variable formalParameter="CLK">
    - <connectionPointIn>
    - <relPosition x="0" y="32"/>
    - <connection refLocalId="3">
    - <position x="208" y="632"/>
    - <position x="184" y="632"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="Q">
    - <connectionPointOut>
    - <relPosition x="64" y="32"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    <block localId="33" typeName="LEFT" executionOrderId="0" height="64" width="56">
    <position x="736" y="632"/>
    <inputVariables>
    @@ -662,18 +902,23 @@
    </variable>
    </outputVariables>
    </block>
    + <block localId="40" typeName="_csv_update" instanceName="_csv_update0" executionOrderId="0" width="104" height="48">
    + <position x="160" y="600"/>
    + <inputVariables/>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="TRIG">
    + <connectionPointOut>
    + <relPosition x="104" y="32"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    </FBD>
    </body>
    </pou>
    <pou name="csv_reload" pouType="functionBlock">
    <interface>
    - <externalVars>
    - <variable name="pyext_csv_update">
    - <type>
    - <BOOL/>
    - </type>
    - </variable>
    - </externalVars>
    <outputVars>
    <variable name="ACK">
    <type>
    @@ -701,14 +946,9 @@
    </variable>
    </inputVars>
    <localVars>
    - <variable name="R_TRIG0">
    + <variable name="csv_refresh0">
    <type>
    - <derived name="R_TRIG"/>
    - </type>
    - </variable>
    - <variable name="F_TRIG0">
    - <type>
    - <derived name="F_TRIG"/>
    + <derived name="csv_refresh"/>
    </type>
    </variable>
    </localVars>
    @@ -716,14 +956,16 @@
    <body>
    <FBD>
    <block localId="1" width="104" height="80" typeName="python_eval" instanceName="py_eval" executionOrderId="0">
    - <position x="232" y="328"/>
    + <position x="336" y="96"/>
    <inputVariables>
    <variable formalParameter="TRIG">
    <connectionPointIn>
    <relPosition x="0" y="32"/>
    <connection refLocalId="3">
    - <position x="232" y="360"/>
    - <position x="200" y="360"/>
    + <position x="336" y="128"/>
    + <position x="326" y="128"/>
    + <position x="326" y="128"/>
    + <position x="304" y="128"/>
    </connection>
    </connectionPointIn>
    </variable>
    @@ -731,8 +973,8 @@
    <connectionPointIn>
    <relPosition x="0" y="64"/>
    <connection refLocalId="8">
    - <position x="232" y="392"/>
    - <position x="200" y="392"/>
    + <position x="336" y="160"/>
    + <position x="224" y="160"/>
    </connection>
    </connectionPointIn>
    </variable>
    @@ -751,213 +993,68 @@
    </variable>
    </outputVariables>
    </block>
    - <inVariable localId="3" height="24" width="152" executionOrderId="0" negated="false">
    - <position x="48" y="352"/>
    + <inVariable localId="3" height="32" width="56" executionOrderId="0" negated="false">
    + <position x="248" y="112"/>
    <connectionPointOut>
    - <relPosition x="152" y="8"/>
    + <relPosition x="56" y="16"/>
    </connectionPointOut>
    <expression>TRIG</expression>
    </inVariable>
    - <outVariable localId="5" height="24" width="40" executionOrderId="0" negated="false">
    - <position x="384" y="344"/>
    + <outVariable localId="5" height="32" width="40" executionOrderId="0" negated="false">
    + <position x="568" y="112"/>
    <connectionPointIn>
    <relPosition x="0" y="16"/>
    <connection refLocalId="1" formalParameter="ACK">
    - <position x="384" y="360"/>
    - <position x="336" y="360"/>
    + <position x="568" y="128"/>
    + <position x="440" y="128"/>
    </connection>
    </connectionPointIn>
    <expression>ACK</expression>
    </outVariable>
    - <outVariable localId="6" height="24" width="64" executionOrderId="0" negated="false">
    - <position x="384" y="376"/>
    + <outVariable localId="6" height="32" width="64" executionOrderId="0" negated="false">
    + <position x="488" y="144"/>
    <connectionPointIn>
    <relPosition x="0" y="16"/>
    <connection refLocalId="1" formalParameter="RESULT">
    - <position x="384" y="392"/>
    - <position x="336" y="392"/>
    + <position x="488" y="160"/>
    + <position x="440" y="160"/>
    </connection>
    </connectionPointIn>
    <expression>RESULT</expression>
    </outVariable>
    - <inVariable localId="8" executionOrderId="0" height="24" width="176" negated="false">
    - <position x="24" y="384"/>
    + <inVariable localId="8" executionOrderId="0" height="32" width="176" negated="false">
    + <position x="48" y="144"/>
    <connectionPointOut>
    <relPosition x="176" y="16"/>
    </connectionPointOut>
    <expression>'pyext_csv_reload()'</expression>
    </inVariable>
    - <outVariable localId="2" executionOrderId="0" height="24" width="146" negated="false">
    - <position x="864" y="320"/>
    - <connectionPointIn>
    - <relPosition x="0" y="8"/>
    - <connection refLocalId="12" formalParameter="OUT">
    - <position x="864" y="328"/>
    - <position x="816" y="328"/>
    - </connection>
    - </connectionPointIn>
    - <expression>pyext_csv_update</expression>
    - </outVariable>
    - <block localId="9" typeName="R_TRIG" instanceName="R_TRIG0" executionOrderId="0" height="48" width="64">
    - <position x="472" y="224"/>
    + <block localId="15" typeName="csv_refresh" instanceName="csv_refresh0" executionOrderId="0" width="104" height="64">
    + <position x="568" y="32"/>
    <inputVariables>
    - <variable formalParameter="CLK">
    + <variable formalParameter="TRIG">
    <connectionPointIn>
    - <relPosition x="0" y="32"/>
    + <relPosition x="0" y="40"/>
    <connection refLocalId="1" formalParameter="ACK">
    - <position x="472" y="256"/>
    - <position x="368" y="256"/>
    - <position x="368" y="360"/>
    - <position x="336" y="360"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="Q">
    - <connectionPointOut>
    - <relPosition x="64" y="32"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <block localId="10" typeName="F_TRIG" instanceName="F_TRIG0" executionOrderId="0" height="48" width="64">
    - <position x="472" y="296"/>
    - <inputVariables>
    - <variable formalParameter="CLK">
    - <connectionPointIn>
    - <relPosition x="0" y="32"/>
    - <connection refLocalId="1" formalParameter="ACK">
    - <position x="472" y="328"/>
    - <position x="368" y="328"/>
    - <position x="368" y="360"/>
    - <position x="336" y="360"/>
    + <position x="568" y="72"/>
    + <position x="472" y="72"/>
    + <position x="472" y="128"/>
    + <position x="440" y="128"/>
    </connection>
    </connectionPointIn>
    </variable>
    </inputVariables>
    <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="Q">
    - <connectionPointOut>
    - <relPosition x="64" y="32"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <block localId="11" typeName="OR" executionOrderId="0" height="64" width="64">
    - <position x="584" y="272"/>
    - <inputVariables>
    - <variable formalParameter="IN1">
    - <connectionPointIn>
    - <relPosition x="0" y="32"/>
    - <connection refLocalId="9" formalParameter="Q">
    - <position x="584" y="304"/>
    - <position x="560" y="304"/>
    - <position x="560" y="256"/>
    - <position x="536" y="256"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="IN2">
    - <connectionPointIn>
    - <relPosition x="0" y="56"/>
    - <connection refLocalId="10" formalParameter="Q">
    - <position x="584" y="328"/>
    - <position x="536" y="328"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
    - <relPosition x="64" y="32"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    + <outputVariables/>
    </block>
    - <block localId="12" typeName="MOVE" executionOrderId="0" height="64" width="56">
    - <position x="760" y="272"/>
    - <inputVariables>
    - <variable formalParameter="EN">
    - <connectionPointIn>
    - <relPosition x="0" y="32"/>
    - <connection refLocalId="11" formalParameter="OUT">
    - <position x="760" y="304"/>
    - <position x="648" y="304"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="IN">
    - <connectionPointIn>
    - <relPosition x="0" y="56"/>
    - <connection refLocalId="13" formalParameter="OUT">
    - <position x="760" y="328"/>
    - <position x="724" y="328"/>
    - <position x="724" y="256"/>
    - <position x="712" y="256"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="ENO">
    - <connectionPointOut>
    - <relPosition x="56" y="32"/>
    - </connectionPointOut>
    - </variable>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
    - <relPosition x="56" y="56"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <block localId="13" typeName="NOT" executionOrderId="0" height="48" width="56">
    - <position x="656" y="224"/>
    - <inputVariables>
    - <variable formalParameter="IN">
    - <connectionPointIn>
    - <relPosition x="0" y="32"/>
    - <connection refLocalId="9" formalParameter="Q">
    - <position x="656" y="256"/>
    - <position x="536" y="256"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
    - <relPosition x="56" y="32"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <comment localId="14" height="72" width="664">
    - <position x="368" y="136"/>
    - <content>
    - <xhtml:p><![CDATA[pyext_csv_update initial value is True so that all CSV blocks get at least updated once at start.
    -When calling csv_reload, return from python pyext_csv_reload makes a pulse on pyext_csv_update]]></xhtml:p>
    - </content>
    - </comment>
    </FBD>
    </body>
    + <documentation>
    + <xhtml:p><![CDATA[Purge CSV files cache and refresh CSV read FBs outputs, consequently reloading CSV files]]></xhtml:p>
    + </documentation>
    </pou>
    <pou name="csv_read_by_int" pouType="functionBlock">
    <interface>
    - <externalVars>
    - <variable name="pyext_csv_update">
    - <type>
    - <BOOL/>
    - </type>
    - </variable>
    - </externalVars>
    <outputVars>
    <variable name="ACK">
    <type>
    @@ -998,11 +1095,6 @@
    <derived name="python_eval"/>
    </type>
    </variable>
    - <variable name="R_TRIG1">
    - <type>
    - <derived name="R_TRIG"/>
    - </type>
    - </variable>
    <variable name="R_TRIG2">
    <type>
    <derived name="R_TRIG"/>
    @@ -1013,6 +1105,11 @@
    <derived name="SR"/>
    </type>
    </variable>
    + <variable name="_csv_update0">
    + <type>
    + <derived name="_csv_update"/>
    + </type>
    + </variable>
    </localVars>
    </interface>
    <body>
    @@ -1388,21 +1485,12 @@
    <relPosition x="128" y="16"/>
    </connectionPointOut>
    </continuation>
    - <inVariable localId="42" height="24" width="152" executionOrderId="0" negated="false">
    - <position x="32" y="656"/>
    - <connectionPointOut>
    - <relPosition x="152" y="16"/>
    - </connectionPointOut>
    - <expression>pyext_csv_update</expression>
    - </inVariable>
    <outVariable localId="43" height="24" width="40" executionOrderId="0" negated="false">
    - <position x="1216" y="672"/>
    + <position x="1216" y="664"/>
    <connectionPointIn>
    <relPosition x="0" y="16"/>
    <connection refLocalId="38" formalParameter="Q1">
    - <position x="1216" y="688"/>
    - <position x="1192" y="688"/>
    - <position x="1192" y="680"/>
    + <position x="1216" y="680"/>
    <position x="1168" y="680"/>
    </connection>
    </connectionPointIn>
    @@ -1427,9 +1515,9 @@
    <variable formalParameter="IN1">
    <connectionPointIn>
    <relPosition x="0" y="32"/>
    - <connection refLocalId="46" formalParameter="Q">
    + <connection refLocalId="1" formalParameter="TRIG">
    <position x="296" y="672"/>
    - <position x="272" y="672"/>
    + <position x="264" y="672"/>
    </connection>
    </connectionPointIn>
    </variable>
    @@ -1438,9 +1526,7 @@
    <relPosition x="0" y="56"/>
    <connection refLocalId="45">
    <position x="296" y="696"/>
    - <position x="240" y="696"/>
    - <position x="240" y="704"/>
    - <position x="184" y="704"/>
    + <position x="144" y="696"/>
    </connection>
    </connectionPointIn>
    </variable>
    @@ -1454,34 +1540,12 @@
    </variable>
    </outputVariables>
    </block>
    - <continuation name="CodeChange" localId="45" height="24" width="120">
    - <position x="64" y="688"/>
    + <continuation name="CodeChange" localId="45" height="32" width="120">
    + <position x="24" y="680"/>
    <connectionPointOut>
    <relPosition x="120" y="16"/>
    </connectionPointOut>
    </continuation>
    - <block localId="46" typeName="R_TRIG" instanceName="R_TRIG1" executionOrderId="0" height="48" width="64">
    - <position x="208" y="640"/>
    - <inputVariables>
    - <variable formalParameter="CLK">
    - <connectionPointIn>
    - <relPosition x="0" y="32"/>
    - <connection refLocalId="42">
    - <position x="208" y="672"/>
    - <position x="184" y="672"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="Q">
    - <connectionPointOut>
    - <relPosition x="64" y="32"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    <block localId="33" typeName="LEFT" executionOrderId="0" height="64" width="56">
    <position x="736" y="672"/>
    <inputVariables>
    @@ -1654,6 +1718,18 @@
    </variable>
    </outputVariables>
    </block>
    + <block localId="1" typeName="_csv_update" instanceName="_csv_update0" executionOrderId="0" width="104" height="48">
    + <position x="160" y="640"/>
    + <inputVariables/>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="TRIG">
    + <connectionPointOut>
    + <relPosition x="104" y="32"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    </FBD>
    </body>
    </pou>
    @@ -1719,6 +1795,11 @@
    <derived name="SR"/>
    </type>
    </variable>
    + <variable name="csv_refresh0">
    + <type>
    + <derived name="csv_refresh"/>
    + </type>
    + </variable>
    </localVars>
    </interface>
    <body>
    @@ -1995,14 +2076,12 @@
    </connectionPointOut>
    <expression>SAVE</expression>
    </inVariable>
    - <outVariable localId="43" height="24" width="40" executionOrderId="0" negated="false">
    - <position x="1216" y="512"/>
    + <outVariable localId="43" height="32" width="40" executionOrderId="0" negated="false">
    + <position x="1232" y="504"/>
    <connectionPointIn>
    <relPosition x="0" y="16"/>
    <connection refLocalId="38" formalParameter="Q1">
    - <position x="1216" y="528"/>
    - <position x="1192" y="528"/>
    - <position x="1192" y="520"/>
    + <position x="1232" y="520"/>
    <position x="1168" y="520"/>
    </connection>
    </connectionPointIn>
    @@ -2213,6 +2292,24 @@
    </variable>
    </outputVariables>
    </block>
    + <block localId="53" typeName="csv_refresh" instanceName="csv_refresh0" executionOrderId="0" width="104" height="48">
    + <position x="1232" y="440"/>
    + <inputVariables>
    + <variable formalParameter="TRIG">
    + <connectionPointIn>
    + <relPosition x="0" y="32"/>
    + <connection refLocalId="38" formalParameter="Q1">
    + <position x="1232" y="472"/>
    + <position x="1206" y="472"/>
    + <position x="1206" y="520"/>
    + <position x="1168" y="520"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables/>
    + </block>
    </FBD>
    </body>
    </pou>
    @@ -2649,10 +2746,10 @@
    <globalVars>
    <variable name="pyext_csv_update">
    <type>
    - <BOOL/>
    + <INT/>
    </type>
    <initialValue>
    - <simpleValue value="TRUE"/>
    + <simpleValue value="0"/>
    </initialValue>
    </variable>
    </globalVars>