Add PICO_EXTERNAL_FREQUENCY enum to PicoDeviceEnums.py

Author: neil.hamilton

picosdk/PicoDeviceEnums.py

@@ -317,4 +317,12 @@ def _define_digital_port():
 
     return {k.upper(): v for k, v in locals().items() if k.startswith("PICO")}
 
-picoEnum.PICO_DIGITAL_PORT = _define_digital_port
+picoEnum.PICO_DIGITAL_PORT = _define_digital_port
+
+picoEnum.PICO_EXTERNAL_FREQUENCY = make_enum([
+    "PICO_FREQUENCY_OFF",
+    "PICO_FREQUENCY_5MHZ",
+    "PICO_FREQUENCY_10MHZ",
+    "PICO_FREQUENCY_20MHZ",
+    "PICO_FREQUENCY_25MHZ"
+    ])