persistent settings

Buzzer.py

@@ -52,7 +52,7 @@ class Buzzer():
                     else: 
                         self._pwm.duty(0)
                     await asyncio.sleep_ms(s[0])
-                    if self.newSound:
+                    if self.newSound or self.sound == None:
                         break
                 if (not self.newSound):
                     self.sound = None

Screens.py

@@ -63,6 +63,8 @@ class SettingsScreen():
                     self.stepperhour.rotateTo(direction=-1)
 
     def onButtonReleased(self,button):
+        if not self.running:
+            return
         self.leds[button].off(overwriteFlashing=False)
         if button == 0:#left
             if self.mode == 0 or self.mode == 1:
@@ -118,4 +120,6 @@ class SettingsScreen():
         self.housingLEDs.clear()
         self.stepperhour.reset()
         self.stepperminu.reset()
+        self.buzzer.stop()
+        Settings.save()
     __iter__ = __await__  # https://github.com/micropython/micropython/issues/2678

Settings.py

@@ -1,2 +1,25 @@
-
 selectedSound=0
+alarmTime=((1,2,3,4),(8,),(0,))
+
+
+def printState():
+    print("selectedSound=",selectedSound)
+    print("alarmTime=",alarmTime)
+
+def save():
+    global selectedSound
+    lines = []
+    with open("Settings.py",'r') as rf:
+        for l in rf:
+            lines.append(l)
+    
+    with open("Settings.py",'w') as wf:
+        for l in lines:
+            if l.startswith("selectedSound"):
+                wf.write("selectedSound="+str(selectedSound)+"\n")
+            elif l.startswith("alarmTime"):
+                wf.write("alarmTime="+str(alarmTime)+"\n")
+            else:
+                wf.write(l)
+    #printState()
+#printState()