document all methods

diff --git a/lib/RFID/Biblio/RFID501.pm b/lib/RFID/Biblio/RFID501.pm
index 7d66e30..a6eb2d5 100644 (file)
--- a/lib/RFID/Biblio/RFID501.pm
+++ b/lib/RFID/Biblio/RFID501.pm
@@ -59,12 +59,20 @@ L<http://saturn.ffzg.hr/rot13/index.cgi?hitchhikers_guide_to_rfid>
 
 =head1 METHODS
 
-=head2 decode_tag
+=head2 to_hash
 
   my $hash = RFID::Biblio::Decode::RFID501->to_hash( $bytes );
 
   my $hash = RFID::Biblio::Decode::RFID501->to_hash( [ 'blk1', 'blk2', ... , 'blk7' ] );
 
+=head2 from_hash
+
+  my $blocks = RFID::Biblio::Decode::RFID->from_hash( $hash );
+
+=head2 blank
+
+  my $blocks = RFID::Biblio::Decode::RFID->blank;
+
 =cut
 
 my $item_type = {