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@@ -23,7 +23,11 @@ but can be used for other applications too.
   - Inputs need to be protected against +15V pulses with a pulse width
     of at least 10us @ 50Hz (with protection diodes if possible)
   - Need to withstand a continuous short-circuit on all the outputs at
-    the same time
+    the same
+time
+
+## Block diagram  
+![](/uploads/2d0b0f455ea9fd3936c518b4d07a6173/block_diagram.jpg)
 
 ## Project Status