Marek Trojan / ID12RFID

ID12 RFID library for reading 125KHz RFID tags

Fork of ID12RFID by Simon Ford

Diff: ID12RFID.cpp

Revision:
2:043acd6a7152
Parent:
1:f04afa911cf5
--- a/ID12RFID.cpp	Tue Nov 23 17:17:15 2010 +0000
+++ b/ID12RFID.cpp	Thu Apr 13 17:51:29 2017 +0000
@@ -41,7 +41,11 @@
 
     for (int i=7; i>=0; i--) {
         char c = _rfid.getc(); // a ascii hex char
-        int part = c - '0';
+        int part;
+        if (c < 58)
+            part = c - '0';
+        else 
+            part = c - '0' - 6;
         v |= part << (i * 4);
     }