diff --git a/README.md b/README.md
index e1b9478..b48480a 100644
--- a/README.md
+++ b/README.md
@@ -9,10 +9,14 @@ The [Logitech Z906](datasheet/Z906_User_Manual.pdf) is who has six class D ampli

-# DE-15 Console Connector
+# hardware
The main component is a Renesas [D2-71583](datasheet/D2-71583.pdf) intelligent digital amplifier and sound processor.
+
+
+# DE-15 Console Connector
+
The communication between the Digital Audio Processor and the console is done through TTL serial communication at 3.3V.
The following table illustrates the pinout.