From 503f7fff96758069f20d3664ff73edbe532857ff Mon Sep 17 00:00:00 2001
From: justme-1968 <justme-1968@users.noreply.github.com>
Date: Thu, 1 Aug 2013 19:13:55 +0000
Subject: [PATCH] show single bit endpoints in readings

git-svn-id: https://svn.fhem.de/fhem/trunk@3573 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/34_SWAP.pm | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/fhem/FHEM/34_SWAP.pm b/fhem/FHEM/34_SWAP.pm
index 893b04b4d..e3f746dde 100755
--- a/fhem/FHEM/34_SWAP.pm
+++ b/fhem/FHEM/34_SWAP.pm
@@ -688,8 +688,16 @@ SWAP_updateReadings($$$)
     readingsBeginUpdate($hash);
     foreach my $endpoint (@{$hash->{product}->{registers}->{$reg}->{endpoints}}) {
       my $position = 0;
-      $position = $endpoint->{position} * 2 if( defined($endpoint->{position}) );
-      my $value = substr($data, $position, $endpoint->{size}*2);
+      my $value = "";
+      $position = $endpoint->{position} if( defined($endpoint->{position}) );
+      if( $position =~ m/^(\d+)\.(\d+)$/ ) {
+        my $byte = hex( substr( $data, length($data) - 2 - $1*2, 2 ) );
+        my $mask = 0x01 << $2;
+        $value = "0";
+        $value = "1" if( $byte & $mask );
+      } else {
+        $value = substr($data, $position*2, $endpoint->{size}*2);
+      }
       readingsBulkUpdate($hash, SWAP_regName($rid,$i,$endpoint), $value);
       ++$i;
     }