Update Readme to be clearer about HA

README.md

@@ -30,7 +30,7 @@ Access ModBus data from almost any network connected Sungow Inverter.
 
 On first connection the tool will query your inverter, retrieve the model and return the correct registers for your device. No more searching registers or creating model files.
 
-Register information based on official documentation: <a href="https://github.com/bohdan-s/Sungrow-Inverter/blob/main/Modbus%20Information/Communication%20Protocol%20of%20PV%20Grid-Connected%20String%20Inverters_V1.1.37_EN.pdf">Communication Protocol of PV Grid-Connected String Inverters</a> and <a hreh="https://github.com/bohdan-s/Sungrow-Inverter/blob/main/Modbus%20Information/communication-protocol-of-residential-hybrid-inverterv1.0.20-1.pdf">Communication Protocol of Residential Hybrid Inverters</a>
+Register information based on official documentation: <a href="https://github.com/bohdan-s/Sungrow-Inverter/blob/main/Modbus%20Information/Communication%20Protocol%20of%20PV%20Grid-Connected%20String%20Inverters_V1.1.37_EN.pdf">Communication Protocol of PV Grid-Connected String Inverters</a> and <a href="https://github.com/bohdan-s/Sungrow-Inverter/blob/main/Modbus%20Information/communication-protocol-of-residential-hybrid-inverterv1.0.20-1.pdf">Communication Protocol of Residential Hybrid Inverters</a>
 
 Has multiple export locations out of the box:
 * Console - Log directly to screen
@@ -219,6 +219,8 @@ sensor.inverter_meter_power
 
 ```
 
+The Inverter reports Power (W), but HA needs Energy (Wh).
+You can use a "Riemann sum integral" (called integration) to convert it.
 Put the following into your sensors.yaml
 ```
 sensor:

SunGather/exports/pvoutput.py

@@ -143,8 +143,7 @@ class export_pvoutput(object):
         return True
 
     def publish(self, inverter):
-        self.collect_data(inverter)
-
+        if self.collect_data(inverter):
             # Process data points every status_interval
             if((time.time() - self.last_publish) >= (self.status_interval * 60)):
                 any_data = False

SunGather/registers.yaml

@@ -432,7 +432,7 @@ registers:
       level: 2 
       address: 5077
       datatype: "U32"
-      unit: "w"
+      unit: "W"
       models: ["SG30KTL", "SG10KTL", "SG12KTL", "SG15KTL", "SG20KTL", "SG30KU", "SG36KTL", "SG36KU", "SG40KTL", "SG40KTL-M", "SG50KTL-M", "SG60KTL-M", "SG60KU", "SG30KTL-M", "SG30KTL-M-V31", "SG33KTL-M", "SG36KTL-M", "SG33K3J", "SG49K5J", "SG34KJ", "LP_P34KSG", "SG50KTL-M-20", "SG60KTL", "SG80KTL", "SG80KTL-20", "SG60KU-M", "SG5KTL-MT", "SG6KTL-MT", "SG8KTL-M", "SG10KTL-M", "SG10KTL-MT", "SG12KTL-M", "SG15KTL-M", "SG17KTL-M", "SG20KTL-M", "SG80KTL-M", "SG111HV", "SG125HV", "SG125HV-20", "SG30CX", "SG33CX", "SG36CX-US", "SG40CX", "SG50CX", "SG60CX-US", "SG110CX", "SG250HX", "SG250HX-US", "SG100CX", "SG100CX-JP", "SG250HX-IN", "SG25CX-SA", "SG75CX", "SG3.0RT", "SG4.0RT", "SG5.0RT", "SG6.0RT", "SG7.0RT", "SG8.0RT", "SG10RT", "SG12RT", "SG15RT", "SG17RT", "SG20RT"]
     - name: "reactive_power_regulation_setpoint"    
       level: 2
@@ -480,32 +480,32 @@ registers:
       datatype: "S32"
       indicator: True
       smart_meter: True
-      unit: "w"
+      unit: "W"
       models: ["SG5KTL-MT","SG6KTL-MT","SG8KTL-M","SG10KTL-M","SG10KTL-MT","SG12KTL-M","SG15KTL-M","SG17KTL-M","SG20KTL-M"]
     - name: "meter_a_phase_power"
       level: 2
       address: 5085
       datatype: "S32"
-      unit: "w"
+      unit: "W"
       models: ["SG5KTL-MT","SG6KTL-MT","SG8KTL-M","SG10KTL-M","SG10KTL-MT","SG12KTL-M","SG15KTL-M","SG17KTL-M","SG20KTL-M"]
     - name: "meter_b_phase_power"
       level: 2
       address: 5087
       datatype: "S32"
-      unit: "w"
+      unit: "W"
       models: ["SG5KTL-MT","SG6KTL-MT","SG8KTL-M","SG10KTL-M","SG10KTL-MT","SG12KTL-M","SG15KTL-M","SG17KTL-M","SG20KTL-M"]
     - name: "meter_c_phase_power"
       level: 2
       address: 5089
       datatype: "S32"
-      unit: "w"
+      unit: "W"
       models: ["SG5KTL-MT","SG6KTL-MT","SG8KTL-M","SG10KTL-M","SG10KTL-MT","SG12KTL-M","SG15KTL-M","SG17KTL-M","SG20KTL-M"]
     - name: "load_power"
       level: 1
       address: 5091
       datatype: "S32"
       smart_meter: True
-      unit: "w"
+      unit: "W"
       models: ["SG5KTL-MT","SG6KTL-MT","SG8KTL-M","SG10KTL-M","SG10KTL-MT","SG12KTL-M","SG15KTL-M","SG17KTL-M","SG20KTL-M"]
     - name: "daily_export_energy"
       level: 1

SunGather/sungather.py

@@ -35,7 +35,7 @@ class SungrowInverter():
         
         self.registers = [[]]
         self.registers.pop() # Remove null value from list
-        self.registers_custom = [{'name': 'export_to_grid', 'unit': 'w'}, {'name': 'import_from_grid', 'unit': 'w'}, {'name': 'run_state'}]
+        self.registers_custom = [{'name': 'export_to_grid', 'unit': 'W'}, {'name': 'import_from_grid', 'unit': 'W'}, {'name': 'run_state'}]
         self.register_ranges = [[]]
         self.register_ranges.pop() # Remove null value from list