Update README.md

README.md

@@ -6,23 +6,25 @@
   <br>
 </h1>
 
+I started this project to understand Arduino. h and how my arduino works. 
+For this I had to learn how to work with bits, what is the UART, what is the Shift Register, etc.
+I hope this project has improved me as an engineer and programmer.
+
 ## Done
 * Digital ports using
     - Output mode
 * UART driver
 
+### Micro libraries
+* * library for 74hc595
+* * library for 1 Digit 7-Segment Display
+
 ## Features
 * Digital ports using
-    - Input mode
-* library for 74hc595
-    - write documentation   
-* library for 1 Digit 7-Segment Display
-    - write documentation
+    - Input mode  
 * DHT11 library
     - write documentation
 * library for 4 Digit 7-Segment Display
     - write documentation
 * library LCD1602 Module (Display)
     - write documentation
-
-