Update 00_SIGNALduino.pm

HomeAutoUser · Nov 1, 2021 · 98eeb76 · 98eeb76
1 parent 6e1dd15
commit 98eeb76
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/FHEM/00_SIGNALduino.pm b/FHEM/00_SIGNALduino.pm
@@ -1174,6 +1174,11 @@ sub SIGNALduino_CheckCmdsResponse {
 sub SIGNALduino_CheckccConfResponse {
   my (undef,$str) = split('=', $_[1]);
   my $var;
+
+  # https://github.com/RFD-FHEM/RFFHEM/issues/1015 | value can arise due to an incorrect transmission from serial
+  # $str = "216%E857C43023B900070018146C040091";
+  return ('invalid value from uC. Only hexadecimal values are allowed. Please query again.',undef) if($str !~ /^[A-F0-9a-f]+$/);
+
   my %r = ( '0D'=>1,'0E'=>1,'0F'=>1,'10'=>1,'11'=>1,'12'=>1,'1B'=>1,'1D'=>1, '15'=>1);
   foreach my $a (sort keys %r) {
     $var = substr($str,(hex($a)-13)*2, 2);