Debugging dispersion and xtcav app plugins

app/xtcavstabilizer.py

@@ -14,7 +14,9 @@ class XTCAVStabilizer:
         # the PV
         self.PVTCAV = PV('SATMA02-RMSM:SM-GET',connection_timeout=0.9, callback=self.stateChanged)
         self.state=self.PVTCAV.value == 9
-
+        self.PVVolt  = PV('SATMA02-RSYS:SET-ACC-VOLT')
+        self.PVPhase = PV('SATMA02-RSYS:SET-BEAM-PHASE')
+        
         # the BS channels
         self.bs = BSCache(100000,10000)  # 100 second timeout, size for 100 second data taken         
         self.channels = ['SATBD02-DBPM040:X2','SATMA02-RLLE-DSP:PHASE-VS','SATBD02-DBPM040:X2-VALID']
@@ -22,6 +24,15 @@ class XTCAVStabilizer:
         self.bs.get_vars(self.channels)  # this starts the stream into the cache
         self.bs.stop()
 
+    def getPhase(self):
+        return self.PVPhase.value
+
+    def setPhase(self,phi):
+        self.PVPhase.set(phi)
+    
+    def getVoltage(self):
+        return self.PVVolt.value
+
     def stateChanged(self,pvname=None, value=0, **kws):
         self.state = value == 9