diff --git a/BirdySlimDocumentation.md b/BirdySlimDocumentation.md
index 94c01f5..43d0523 100644
--- a/BirdySlimDocumentation.md
+++ b/BirdySlimDocumentation.md
@@ -27,3 +27,99 @@ References to
 `"SDIS34TPLPagers.dll" (...`
 `"SDIS57TPLPagers.dll" (...`
 `"ftd2xx.dll" ...`
+
+
+
+![image](https://user-images.githubusercontent.com/63829136/111890129-fa509300-89e6-11eb-957f-18489c10ef62.png)
+
+
+XML Schema:
+```<?xml version="1.0" encoding="utf-16"?>
+<!-- XML Schemae schema for TPL systèmes pager customization -->
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
+    <xs:annotation>
+        <xs:documentation>TPL Systèmes, fichier personnalisation</xs:documentation>
+    </xs:annotation>
+    <xs:simpleType name="UINT32">
+        <xs:annotation>
+            <xs:documentation>Unsigned integer 0x00 to 0xFFFFFFFF</xs:documentation>
+        </xs:annotation>
+        <xs:restriction base="xs:unsignedInt" />
+    </xs:simpleType>
+    <xs:complexType name="ApplicationDescription">
+        <xs:sequence>
+            <xs:element name="nom" type="xs:string" default="Unknown" />
+            <xs:element name="version" type="xs:string" default="0.00.0" />
+        </xs:sequence>
+    </xs:complexType>
+    <xs:simpleType name="ProductID">
+        <xs:restriction base="UINT32">
+            <xs:minInclusive value="1" />
+        </xs:restriction>
+    </xs:simpleType>
+    <xs:simpleType name="BooleanInUINT">
+        <xs:restriction base="UINT32">
+            <xs:minInclusive value="0" />
+            <xs:maxInclusive value="1" />
+        </xs:restriction>
+    </xs:simpleType>
+    <xs:complexType name="ProductDescription">
+        <xs:sequence>
+            <xs:element name="id" type="ProductID" />
+        </xs:sequence>
+    </xs:complexType>
+    <xs:complexType name="CustomizationDefinition">
+        <xs:sequence>
+            <xs:element name="complet" type="BooleanInUINT" default="1" />
+            <xs:element name="libelle" type="xs:string" default="For TPL pager, rev2 format" />
+            <xs:element name="timeZone" type="xs:string" default="" minOccurs="0" maxOccurs="1" />
+        </xs:sequence>
+    </xs:complexType>
+    <xs:simpleType name="E2Pline">
+        <xs:restriction base="xs:string">
+            <xs:pattern value="([0123456789ABCDEF])*" />
+        </xs:restriction>
+    </xs:simpleType>
+    <xs:simpleType name="HEX_number">
+        <xs:restriction base="xs:string">
+            <xs:pattern value="0x([0123456789ABCDEF])*" />
+        </xs:restriction>
+    </xs:simpleType>
+    <xs:complexType name="E2PdataLine">
+        <xs:simpleContent>
+            <xs:extension base="E2Pline">
+                <xs:attribute name="ad" type="HEX_number" />
+                <xs:attribute name="lg" type="HEX_number" />
+            </xs:extension>
+        </xs:simpleContent>
+    </xs:complexType>
+    <xs:complexType name="TPLpagerEEPROM">
+        <xs:sequence>
+            <xs:element name="data" type="E2PdataLine" minOccurs="1" maxOccurs="unbounded">
+                <xs:unique name="oneDataAdr">
+                    <xs:selector xpath="data" />
+                    <xs:field xpath="@ad" />
+                </xs:unique>
+            </xs:element>
+        </xs:sequence>
+    </xs:complexType>
+    <xs:complexType name="CustomizationContent">
+        <xs:sequence>
+            <xs:element name="content_E2P" type="TPLpagerEEPROM" />
+        </xs:sequence>
+    </xs:complexType>
+    <xs:complexType name="CustomizationDescription">
+        <xs:sequence>
+            <xs:element name="produit" type="ProductDescription" />
+            <xs:element name="perso_def" type="CustomizationDefinition" />
+            <xs:element name="perso_content" type="CustomizationContent" />
+        </xs:sequence>
+    </xs:complexType>
+    <xs:complexType name="TPL_Pager_Customization_Content">
+        <xs:sequence>
+            <xs:element name="appli" type="ApplicationDescription" />
+            <xs:element name="perso" type="CustomizationDescription" />
+        </xs:sequence>
+    </xs:complexType>
+    <xs:element name="TPL" type="TPL_Pager_Customization_Content" />
+</xs:schema>```