diff --git a/lib/include/const b/lib/include/const
index 42957f7..481f17e 100755
--- a/lib/include/const
+++ b/lib/include/const
@@ -3,11 +3,13 @@
 	# RESET OUTPUT BUFFER
 
 	# MAIN DIRECTORIES
-	define('ROOT_DIR', '/home/sats/satsd');
+	#define('ROOT_DIR', '/home/sats/satsd');
+	define('ROOT_DIR', '/home/xdrm-brackets/SANDBOX/sats-local');
 	define('LOG_DIR', ROOT_DIR.'/log');
 	define('DATA_DIR', ROOT_DIR.'/data');
 	define('CONF_DIR', ROOT_DIR.'/conf');
-	define('SOURCE_DIR', ROOT_DIR.'/source');
+	#define('SOURCE_DIR', ROOT_DIR.'/source');
+	define('SOURCE_DIR', ROOT_DIR.'/home/xdrm-brackets/Desktop/git.xdrm.io/logauth-sats');
 	define('TMP_DIR', ROOT_DIR.'/tmp');
 
 	# CONFIGURATION FILES
diff --git a/lib/mfrc522/read b/lib/mfrc522/read
new file mode 100755
index 0000000..a49a16b
--- /dev/null
+++ b/lib/mfrc522/read
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+php $(realpath $(dirname $0))/source/read.php;
diff --git a/lib/mfrc522/source/read.php b/lib/mfrc522/source/read.php
new file mode 100755
index 0000000..48c2b9f
--- /dev/null
+++ b/lib/mfrc522/source/read.php
@@ -0,0 +1,33 @@
+#!/usr/bin/php
+
+<?php
+
+	require_once __DIR__.'/../../include/const';
+
+
+	function mfrc522_read(){
+
+		/* [1] Read card code
+		=========================================================*/
+		/* (1) Fetch card file */
+		$code = @file_get_contents(TMP_DIR.'/card');
+		
+		/* (2) Manage error */
+		if( !is_string($code) || !preg_match("/^\s*([A-F0-9]{2}(?:-[A-F0-9]{2}){3,5})\s*$/m", $code, $match) )
+			return 127;
+
+		/* (3) Extract only code */
+		$code = $match[1];
+		
+
+		/* [2] Return card code
+		=========================================================*/
+		slog("read $code code", 'mfrc522:read');
+		return $code;
+
+	}
+
+
+	echo mfrc522_read();
+?>
+