diff --git a/README.md b/README.md
index e3432e7..a6384cd 100644
--- a/README.md
+++ b/README.md
@@ -14,3 +14,6 @@ All the architecture components are located in _components_ folder:
  - **microprogram.py** Contains IJVM implementation that use Mic-1 architecture
  - **caretaker.py** Hold all the Mic-1 architecture components (registers, ram etc..)
  - **ram.py** Contains a simple RAM implementation
+
+### How to load code in memory ?
+Simply by editing **ram.txt**. Each line corresponding to a byte entry starting from address 0x0 to whatever to $+\infty$ . Each line can be an IJVM _opcode_ or a random byte.