init

.gitignore

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+.env

main.py

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+import serial
+import requests
+import os
+from dotenv import load_dotenv
+
+load_dotenv()
+
+ntfy_token = os.environ['NTFY_Token']
+shutdown_timer = 10
+
+with serial.Serial('COM10', 115200, timeout=1) as ser:
+    inverter_offline_counter = 0
+    while True:
+        if ser.readline().decode().strip() == "0":
+            print("Inverter Online")
+            inverter_offline_counter = 0
+        elif inverter_offline_counter >= shutdown_timer:
+            break
+        else:
+            inverter_offline_counter += 1
+            print(f"Running on UPS reserve, offline for {inverter_offline_counter}s")
+    print(f"Inverter offline for {shutdown_timer} seconds")
+    requests.post("https://ntfy.fieryeagle.org/Internet-Alerts",
+                  data="Inverter offline, shutting down".encode(encoding='utf-8'),
+                  headers={
+                      "Title": "Hydrogen running on reserve power",
+                      "Authorization": f"Bearer {ntfy_token}"
+                      }
+                  )

requirements.txt

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+pyserial
+requests
+python-dotenv