block diagram update
diff --git a/docs/source/_static/Riscduino_Soc.png b/docs/source/_static/Riscduino_Soc.png
index cf6c825..c981979 100644
--- a/docs/source/_static/Riscduino_Soc.png
+++ b/docs/source/_static/Riscduino_Soc.png
Binary files differ