diff --git a/README.md b/README.md
index 64c469c..0433d4a 100644
--- a/README.md
+++ b/README.md
@@ -1,38 +1,14 @@
 # SHOH-Innovation-Project
 Smart Home Oil Heater is a project for Metropolia UAS course called Multidisciplinary Innovation Project.
 
-Tasks communication:
+## Tasks communication:
+![high-level-task-comm](images/task_communication.png)
+
+## Event communication flow:
 ```
-Rotary: gets rotation dir --- Master --- Temp Task: gets temp
-                                |
-                                |
-                                |
-                                |
-                                |
-Menu Task ------------------------------------------- Heater Task
+Temp Sensors  -->  Master  -->  Manager & Relay
+Rotary        -->  Master  -->  Manager
+Manager       -->  Master  -->  Relay
+Manager       -->  UI LCD
 ```
 
-
-
-common struct:
-```c
-typedef struct {
-  int8_t temp_real;
-} sensor_temp ;
-
-typedef struct {
-  bool right;
-  bool press;
-} rotary_action ;
-
-typedef struct {
-  int8_t set_point;
-} user_settings;
-```
-
-common struct communication diagram:
-
-- sensor_temp  (Temp Task --> Master --> Menu && Heater)
-- rotary_action (Rotary --> Master --> Menu Task)
-- user_settings (Menu --> Master --> Heater)
-
diff --git a/images/task_communication.png b/images/task_communication.png
new file mode 100644
index 0000000..8ffc78c
Binary files /dev/null and b/images/task_communication.png differ