From 5dc8f0e2916c8dbb3b264c1227ee2ec311e4b844 Mon Sep 17 00:00:00 2001
From: alon <alon@cydome.io>
Date: Sat, 20 Jun 2020 18:55:17 +0300
Subject: [PATCH] added support for SDDBK type messages

---
 pynmea2/types/talker.py | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/pynmea2/types/talker.py b/pynmea2/types/talker.py
index 547d003..e34d5c3 100644
--- a/pynmea2/types/talker.py
+++ b/pynmea2/types/talker.py
@@ -1035,4 +1035,18 @@ class ALK(TalkerSentence,SeaTalk):
         ("Data Byte 7", "data_byte7"),
         ("Data Byte 8", "data_byte8"),
         ("Data Byte 9", "data_byte9")
-    )
\ No newline at end of file
+    )
+
+class DBK(TalkerSentence):
+    """ DBK - Depth below keel
+        $--DBK,x.x,f,x.x,M,x.x,F*hh<CR><LF>
+        Example: $SDDBK,12.3,f,3.7,M,2.0,F*2F
+    """
+    fields = (
+        ('Depth below keel, feet', 'depth_feet', Decimal),
+        ('Feets', 'feets'),
+        ('Depth below keel, meters', 'depth_meter', Decimal),
+        ('Meters', 'meters'),
+        ('Depth below keel, fathoms', 'depth_ fathoms', Decimal),
+        ('Fathoms', 'fathoms'),
+    )