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+---
+title: Notifications
+---
+
+
+# Overview:
+
+Android notifications can be intercepted and sent to the card10 to be displayed there
+
+# Firmware support:
+- The badge can receive notifications via BLE and display them
+- It is possible to trigger the  vibration motor with a notification
+- It is possible to define on the Android side how the motor vibrates
+- It is possible to only show the notification if the user presses one of the buttons 
+- Notifications can contain small images (avatar/app icons) to be displayed
+- If the text of the notification does not fit on the screen, the buttons on the badge can be used to scroll down (and up)
+- User feedback to these notifications is possible via buttons
+— For example: If the notification is a call notification: The user can reject or take that call
+— In general: pressing a button opens the application on the users phone
+
+# Data Format:
+- Protobufs are used  to encode these notifications to the badge
+
+