diff --git a/README.md b/README.md
index daad191..b0d26f8 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 # Koopman TOY CPU Interpreter 
 
 This is a CPU interpreter, based on the specification of Phil Koopmans paper: "Microcoded Versus Hard-wired Control".<br>
+For more details, please see in /doc.
 
 ##  Build
 
@@ -8,6 +9,12 @@ The project can be built using `make`.
 
 ## Usage 
 
+Pass the RAM content to the machine via a text file.<br>
+The program call is: `toy_cpu` SOURCE.toy<br>
+The following is the specification for a 16 BIT machine word. With it, you can create the RAM content.<br>
+(Do not forget: this is a pure John von Neumann architecture, data and program in the same memory)<br>
+
+
 <pre>
 OP_Code 0 (0000b):	   STORE<12 BIT ADDRESS>
 OP_Code 1 (0001b):	   LOAD	<12 BIT ADDRESS>