Function note added

appsFeatures/examples/genRF-exm1.rst

@@ -152,6 +152,19 @@ Using functions:
     rp_s.tx_txt('OUTPUT1:STATE ON')
     rp_s.tx_txt('SOUR1:TRIG:INT')
 
+.. note::
+
+    The Python functions are accessible with the latest version of the redpitaya_scpi.py document available on our |redpitaya_scpi|.
+    The functions represent a quality-of-life improvement as they combine the SCPI commands in an optimal order. The code should function at approximately the same speed without them.
+
+    For further information on functions please consult the redpitaya_scpi.py code.
+
+
+.. |redpitaya_scpi| raw:: html
+
+    <a href="https://github.com/RedPitaya/RedPitaya/blob/master/Examples/python/redpitaya_scpi.py" target="_blank">GitHub</a>
+
+
 
 Code - LabVIEW
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