small fixes

LED.py

@@ -30,6 +30,8 @@ class LED():
                     toWait = min(50,blinkWaitMs)
                     await asyncio.sleep_ms(toWait)
                     waited += toWait
+                    if self.blinkRate == None:
+                        break
                     blinkWaitMs = int(500 / self.blinkRate)
 
     def toggle(self):

Screens.py

@@ -93,6 +93,7 @@ class InitHandsScreen():
         HW.stepperminu.rotateTo(0)
         HW.stepperhour.rotateTo(0)
         HW.housingLEDs.upper((50,50,50))
+        HW.leds[1].setOffState(pwmDuty=500,blinkRate=1.2)
         timeScreen = Get2PositionsScreen(\
             startTime=(0,0),\
             onStart=lambda _: HW.buzzer.playSound(HW.Buzzer.BEEP),\
@@ -102,6 +103,7 @@ class InitHandsScreen():
         HW.stepperhour.reset() # Set the new Zero
         HW.stepperminu.reset()
         HW.housingLEDs.fill((0,0,0))
+        HW.leds[1].setOffState()
 
 class SetAlarmTimeScreen():
     def setAlarmTime(self,selectedTime):
@@ -247,7 +249,6 @@ class Get2PositionsScreen():
         self.mode=0 # 0: Minutes, 1: Hours
         HW.stepperminu.rotateTo(-(self.pickedTime[1])/12)
         HW.stepperhour.rotateTo(-(self.pickedTime[0])/12)
-        HW.leds[1].setOffState(blinkRate=1.2)
         for number,button in enumerate(HW.buttons):
             button.setCallbacks(\
                 onPushDown=lambda i=number:self.onButtonPressed(i),\
@@ -261,7 +262,6 @@ class Get2PositionsScreen():
             await asyncio.sleep_ms(200)
         if self.onPicked:
             self.onPicked(self.pickedTime)
-        HW.leds[1].setOnState() # Reset to default
 
     __iter__ = __await__  # https://github.com/micropython/micropython/issues/2678
     def finish(self):

boot.py

@@ -1,14 +1,28 @@
 import network
 import webrepl
+import uasyncio as asyncio
+
+
+loop = asyncio.get_event_loop()
 
 webrepl.start()
 sta_if = network.WLAN(network.STA_IF)
 sta_if.active(True)
-sta_if.config(dhcp_hostname="stepper-clock")
+sta_if.config(dhcp_hostname="stepper-wecker")
 
+async def connect():
+    connectingFor = 0
+    while True:
         if sta_if.status() != network.STAT_GOT_IP:
+            if connectingFor > 5: 
+                sta_if.disconnect()
+                connectingFor = 0
+            else:
+                connectingFor += 1
+            try:
                 availableNetworkSSIDs = [s[0].decode() for s in sta_if.scan()]
-    print(availableNetworkSSIDs)
+                if len(availableNetworkSSIDs) > 0:
+                    print("availableNetworkSSIDs:\n",availableNetworkSSIDs)
                     #load wifi credentials from file
                     with open("wifi-credentials","r") as f:
                         while sta_if.status() != network.STAT_GOT_IP:
@@ -22,3 +36,12 @@ if sta_if.status() != network.STAT_GOT_IP:
                                 print("Connecting to",ssid)
                                 sta_if.connect(ssid,password)
                                 break
+            except:
+                pass
+            finally:
+                await asyncio.sleep(2)
+        else:
+            connectingFor = 0
+            await asyncio.sleep(2)
+
+loop.create_task(connect())