add RTC memory to page

Author: jedie

src/webswitch.html

@@ -18,7 +18,8 @@ <h1>Sonoff S20 - ESP Web Server</h1>
     <p><small>
         {wifi}<br>
         {ntp_sync}<br>
-        {watchdog}
+        {watchdog}<br>
+        {rtc_memory}
     </small></p>
     <p><small>
         total: {total:.2f} KB, used: {alloc:.2f} KB, free: {free:.2f} KB<br>

src/webswitch.py

@@ -6,11 +6,10 @@
 import uasyncio as asyncio
 import uos as os
 import utime as time
-from leds import power_led
+from leds import power_led, relay
 from ntp import ntp_sync
 from watchdog import watchdog
 from wifi import wifi
-from leds import power_led, relay
 
 rtc = machine.RTC()
 button_pin = machine.Pin(0, machine.Pin.IN)
@@ -32,6 +31,7 @@ def send_web_page(writer, message=''):
             wifi=wifi,
             ntp_sync=ntp_sync,
             watchdog=watchdog,
+            rtc_memory=machine.RTC().memory(),
 
             utc=rtc.datetime(),
             total=alloc + free,
@@ -130,7 +130,7 @@ def main():
         print('Wait for WiFi connection %s sec.' % s)
         time.sleep(s)
         s += 5
-        
+
     print('Start webserver on %s...' % wifi.station.ifconfig()[0])
     loop = asyncio.get_event_loop()