Pull parity fix from master

Karl Herbig · Karl Herbig · commit 54626848005f · 2021-06-23T15:02:33.000+02:00
diff --git a/src/rtulayer.cpp b/src/rtulayer.cpp
@@ -247,7 +247,7 @@ namespace Modbus {
   // ---------------------------------------------------------------------------
   // static
   char RtuLayer::parity (const std::string & settings) {
-    char p = 'E';
+    char p = 'N';
     size_t s = settings.length();
 
     if (s >= 2) {
