From 9c63d798d011040c586251546177e96cfb3187bd Mon Sep 17 00:00:00 2001
From: Wolfgang Hottgenroth <w.hottgenroth@krohne.com>
Date: Thu, 27 Aug 2020 10:49:38 +0200
Subject: [PATCH] comment and readme

---
 snippets/snippet1.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/snippets/snippet1.py b/snippets/snippet1.py
index 986cd3d..edb281c 100644
--- a/snippets/snippet1.py
+++ b/snippets/snippet1.py
@@ -112,6 +112,8 @@ class MeterbusSerial(object):
 
     self.port.write(msg)
 
+    # FIXME: Attention, the actual write time of the interface is not considered.
+    #        This is a measured value.
     sleep(0.030)
 
     frontendHold()
@@ -128,6 +130,7 @@ class MeterbusSerial(object):
     expectedUserDataOctets = 0
     state = MeterbusResponseStates.START1
     while (state not in [MeterbusResponseStates.DONE, MeterbusResponseStates.ERROR]):
+      print("Waiting for input ... ")
       c = self.port.read()
 
       print("State {}, Octet {}".format(state, c))