update readme, add id / alt code instruction

2018-06-21 17:38:59 +02:00
parent 82b912bc05
commit 54b2038a41
1 changed files with 15 additions and 0 deletions
@@ -124,6 +124,21 @@ messages. But the reference position shall be with in 180NM (airborne)
 or 45NM (surface) of the true position.
 Decode altitude replies in DF4 / DF20
 **************************************
 .. code:: python
  pms.common.altcode(msg)   # Downlink format must be 4 or 20
 Decode identity replies in DF5 / DF21
 **************************************
 .. code:: python
  pms.common.idcode(msg)   # Downlink format must be 5 or 21
 Common Mode-S functions
 ************************