Merge pull request #18 from hv92/patch-1

Add additional BDS 4,0 check
2018-04-13 16:39:35 +02:00 · 2018-04-13 16:39:35 +02:00 · 0b6d5576d3
commit 0b6d5576d3
parent edbfdc68de dfdddb77f2
1 changed files with 6 additions and 0 deletions
--- a/pyModeS/decoder/bds/bds40.py
+++ b/pyModeS/decoder/bds/bds40.py
@ -47,6 +47,12 @@ def is40(msg):

    if wrongstatus(d, 27, 28, 39):
        return False
+    
+    if wrongstatus(d, 48, 49, 51):
+        return False
+    
+    if wrongstatus(d, 54, 55, 56):
+        return False

    # bits 40-47 and 52-53 shall all be zero