Add new register interface (#17)

Thanks to @Kali-
olivergregorius · Sep 27, 2022 · d9578e1 · d9578e1
1 parent 574aa33
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diff --git a/README.md b/README.md
@@ -190,6 +190,9 @@ The following registers are provided by the Sun2000's Modbus interface and can b
 | ForcibleDischargePower                 | Number     | 100  | kW      |                                    |
 | TimeOfUseChargingAndDischargingPeriods | Bytestring |      |         |                                    |
 | ExcessPVEnergyUseInTOU                 | Number     | 1    |         |                                    |
+| ActivePowerControlMode                 | Number     | 1    |         |                                    |
+| MaximumFeedGridPowerInKW               | Number     | 1000 | kW      |                                    |
+| MaximumFeedGridPowerInPercentage       | Number     | 10   | %       |                                    |
 | MaximumChargeFromGridPower             | Number     | 100  | kW      |                                    |
 | SwitchToOffGrid                        | Number     | 1    |         |                                    |
 | VoltageInIndependentOperation          | Number     | 1    |         |                                    |

diff --git a/sun2000_modbus/mappings.py b/sun2000_modbus/mappings.py
@@ -109,3 +109,11 @@
     1: 'The selected model is the same as the actual model of the connected meter',
     2: 'The selected model is different from the actual model of the connected meter'
 }
+
+ActivePowerControlMode = {
+    0: 'Unlimited',
+    1: 'DI active scheduling',
+    5: 'Zero power grid connection',
+    6: 'Powerlimited grid connection (kW)',
+    7: 'Powerlimited grid connection (%)'
+}
diff --git a/sun2000_modbus/registers.py b/sun2000_modbus/registers.py
@@ -145,6 +145,9 @@ class BatteryEquipmentRegister(Enum):
     ForcibleDischargePower = Register(47249, 2, datatypes.DataType.INT32_BE, 100, "kW", AccessType.RW, None)
     TimeOfUseChargingAndDischargingPeriods = Register(47255, 43, datatypes.DataType.MULTIDATA, None, None, AccessType.RW, None)
     ExcessPVEnergyUseInTOU = Register(47299, 1, datatypes.DataType.UINT16_BE, 1, None, AccessType.RW, mappings.ExcessPVEnergyUseInTOU)
+    ActivePowerControlMode = Register(47415, 1, datatypes.DataType.UINT16_BE, 1, None, AccessType.RW, mappings.ActivePowerControlMode)
+    MaximumFeedGridPowerInKW = Register(47416, 2, datatypes.DataType.INT32_BE, 1000, "kW", AccessType.RW, None)
+    MaximumFeedGridPowerInPercentage = Register(47418, 1, datatypes.DataType.INT16_BE, 10, "%", AccessType.RW, None)
     MaximumChargeFromGridPower = Register(47590, 2, datatypes.DataType.INT32_BE, 100, "kW", AccessType.RW, None)
     SwitchToOffGrid = Register(47604, 1, datatypes.DataType.UINT16_BE, 1, None, AccessType.RW, mappings.SwitchToOffGrid)
     VoltageInIndependentOperation = Register(47605, 1, datatypes.DataType.UINT16_BE, 1, None, AccessType.RW, mappings.VoltageIndependentOperation)