diff --git a/README.md b/README.md
index b1e8b12..cd70258 100644
--- a/README.md
+++ b/README.md
@@ -73,6 +73,7 @@ Use this version if it does not compile.
 * Adafruit-GFX (not my work) [link](https://github.com/adafruit/Adafruit-GFX-Library)
 * RTClib-master (not my work) [link](https://github.com/adafruit/RTClib)
 * AT24CXX-master (not my work) [link](https://github.com/cyberp/AT24Cx)
+* WebSockets (not my work) [link](https://github.com/Links2004/arduinoWebSockets)
 
 /!\ Some of these librairies have been modified for the project, thus, it is recommended to get them from the repository here : [link](http://82.64.196.164/git/Th3maz1ng/ESP8266_swiss_army_board/src/branch/master/src/libs)
 
@@ -209,6 +210,12 @@ Here is a list of the available api calls for the board :
     * Description : Get the module's I/O logic levels, it is possible to check the level of specific pins
     * Response format : JSON
         * OK : { "status" : "ok", "P0" : "1", "P1" : "1", "P2" : "0", "P3" : "1", "P4" : "1", "P5" : "1", "P6" : "1", "P7" : "1" }
+* /sab/io/get/mode
+* /sab/io/get/mode?P0&P2&PX...
+    * HTTP request method : GET
+    * Descritpion : Get the module's I/O mode (ie input or ouput), it is possible to get the mode of specific pins
+    * Response format : JSON
+        * OK : { "status" : "ok", "P0" : "OUT", "P1" : "IN", "P2" : "OUT", "P3" : "OUT", "P4" : "IN", "P5" : "OUT", "P6" : "IN", "P7" : "OUT" }
 
 
 ### Things to do :