diff --git a/1.-Software-Requirements--Specification.md b/1.-Software-Requirements--Specification.md
index 08d884d..cd75dac 100644
--- a/1.-Software-Requirements--Specification.md
+++ b/1.-Software-Requirements--Specification.md
@@ -27,6 +27,7 @@
 | Version | Date | Author | Comment |
 | ------------- |-------------|-------------|-------------|
 | V0.1 | 29.10.2021 | Malte Horst | created|
+| V0.2 | 05.11.2021 | Malte Horst | added diagrams |
 
 ***
 
@@ -50,7 +51,9 @@ _Figure 1 UC Diagram_
 |Involved Users:|Every end-user of the application|
 |Triggering Event:|When the user opens the application and uses the 'New device' function to create a new device|
 
-## 2.2.	<UC.002> Create interface or load interface from library <a name="UC3"/>
+![uc1](https://user-images.githubusercontent.com/36167515/140506911-5f87c715-8898-4b4b-9d0c-6680a44f785c.png)
+
+## 2.2.	<UC.002> Create interface or load interface from library <a name="UC2"/>
 
 |Use Case's Objective:|Creating a device interface by inserting the data manually into the user interface. Or to add an interface from one of the existing libraries|
 |---|---|
@@ -60,7 +63,9 @@ _Figure 1 UC Diagram_
 |Involved Users:|Every end-user of the application|
 |Triggering Event:|When the user has the need to add/create a device interface|
 
-## 2.3.	<UC.003> View device data and device interface data <a name="UC4"/>
+![uc2](https://user-images.githubusercontent.com/36167515/140507675-b5c6e17b-f84d-4bf8-a95b-f4f896c9ee63.png)
+
+## 2.3.	<UC.003> View device data and device interface data <a name="UC3"/>
 
 |Use Case's Objective:|After at least one device was successfully added, the device data should be visible and editable on the user interface|
 |---|---|
@@ -70,8 +75,9 @@ _Figure 1 UC Diagram_
 |Involved Users:|Every end-user of the application|
 |Triggering Event:|When the user has the need to view device data and device interface data|
 
+![uc3](https://user-images.githubusercontent.com/36167515/140508315-f7199aba-78aa-43c9-8299-5436b417f7b4.png)
 
-## 2.4.	<UC.004> Add attachments to the device <a name="UC6"/>
+## 2.4.	<UC.004> Add attachments to the device <a name="UC4"/>
 
 
 |Use Case's Objective:|It is possible to add an attachment to the object, such as a manufacturer's icon|
@@ -82,6 +88,8 @@ _Figure 1 UC Diagram_
 |Involved Users:|Every end-user of the application|
 |Triggering Event:|When the user has the need to edit device data and add attachments such as icons.|
 
+![uc4](https://user-images.githubusercontent.com/36167515/140509092-8479b219-5322-4ee1-8a77-e2fa65f3db06.png)
+
 ## 2.5.	<UC.005> Format output as CAEX version 2.15/3.0 <a name="UC7"/>
 
 |Use Case's Objective:|Make the export to CAEX formats possible for devices|
@@ -92,6 +100,8 @@ _Figure 1 UC Diagram_
 |Involved Users:|Every end-user of the application|
 |Triggering Event:|When the user wants to save a device in the CAEX format|
 
+![uc5](https://user-images.githubusercontent.com/36167515/140509510-1bbfedfd-9188-4e82-9644-3413e7c358cb.png)
+
 # 3. Features <a name="LF"/>
 In this chapter, the definable features are described and illustrated with figures.