Adding more control for system entities like calculated temps/delivery temps, system on off status, and hygrostats for zones.

CLAUDE.md

@@ -46,8 +46,12 @@ When you change the target temperature, it writes to the appropriate setpoint ba
 │  __init__.py          Entry point, platform setup           │
 │  coordinator.py       Data polling, setpoint syncing        │
 │  climate.py           Climate entities (thermostats)        │
-│  switch.py            Season switch entity                  │
-│  sensor.py            Setpoint diagnostic sensors           │
+│  humidifier.py        Dehumidifier entities (humidity ctrl) │
+│  switch.py            Season + system activation switches   │
+│  select.py            Zone mode select entities             │
+│  sensor.py            Setpoint, temperature, dew point      │
+│  binary_sensor.py     Pump active sensors                   │
+│  number.py            Time setting entities                 │
 │  modbus_client.py     Async Modbus TCP communication        │
 │  config_flow.py       UI configuration wizard               │
 │  const.py             Constants and register addresses      │
@@ -68,21 +72,42 @@ When you change the target temperature, it writes to the appropriate setpoint ba
 | `__init__.py` | Integration setup, platform loading, lifecycle management |
 | `coordinator.py` | `RDZDataUpdateCoordinator` - polls Modbus every 30s, syncs linked thermostats |
 | `climate.py` | `RDZClimateEntity` - thermostat entities with season-based HVAC mode |
-| `switch.py` | `RDZSeasonSwitch` - global summer/winter mode control |
-| `sensor.py` | `RDZSetpointSensor` - diagnostic sensors showing both setpoints |
+| `humidifier.py` | `RDZDehumidifierEntity` - dehumidifier control with humidity setpoints |
+| `switch.py` | `RDZSeasonSwitch` + `RDZSystemActivationSwitch` - season and system control |
+| `select.py` | `RDZZoneModeSelect` - zone mode selection (Off/Man/Pgm/Pgm-Man) |
+| `sensor.py` | `RDZSetpointSensor`, `RDZDewPointSensor`, `RDZOutsideTemperatureSensor`, `RDZWaterTemperatureSensor` |
+| `binary_sensor.py` | `RDZPumpActiveBinarySensor` - pump running status |
+| `number.py` | `RDZTimeSettingNumber` - system time configuration |
 | `modbus_client.py` | `RDZModbusClient` - async Modbus TCP wrapper with connection management |
 | `config_flow.py` | Configuration UI for adding/configuring the integration |
 | `const.py` | Constants: register addresses, defaults, config keys |
 
 ## Modbus Register Map
 
+### Zone Registers
+
 | Register/Coil | Address | Description |
 |---------------|---------|-------------|
 | Coil 2 | 2 | Season (0=winter, 1=summer) |
 | Registers 300-363 | 300 + zone_id | Winter setpoints (value * 10) |
 | Registers 364-427 | 364 + zone_id | Summer setpoints (value * 10) |
+| Registers 428-491 | 428 + zone_id | Dehumidification setpoints (raw %, no scaling) |
 | Registers 2700-2763 | 2700 + zone_id | Current temperatures (value * 10, read-only) |
+| Registers 2828-2891 | 2828 + zone_id | Dew point temperatures (value * 10, read-only) |
 | Registers 2892-2895 | 2892 + (zone_id / 16) | Zone activity bitmasks (16-bit, read-only) |
+| Registers 5301-5364 | 5301 + zone_id | Zone mode (0=Off, 1=Man, 2=Pgm, 3=Pgm/Man) |
+| Registers 7701-7764 | 7701 + zone_id | Current humidity (value * 10, read-only) |
+
+### System Registers
+
+| Register/Coil | Address | Description |
+|---------------|---------|-------------|
+| Coils 100-107 | 100 + (system_id - 1) | System activation (1-8) |
+| Register 2600 | 2600 | Outside temperature (value * 10, read-only) |
+| Registers 2650-2657 | 2650 + (system_id - 1) | Delivery water temperatures 1-8 (value * 10, read-only) |
+| Registers 2658-2665 | 2658 + (system_id - 1) | Calculated water temperatures 1-8 (value * 10, read-only) |
+| Registers 5009-5013 | 5009-5013 | Time settings: Day, Month, Year, Hour, Minute |
+| Register 7615 | 7615 | Pump active bitmask (bit 0 = pump 1, read-only) |
 
 Temperature values are stored as integers with a scale factor of 10 (e.g., 21.5°C = 215).
 
@@ -96,6 +121,16 @@ Registers 2892-2895 contain 16-bit bitmasks indicating which zones are actively
 Bit = 1: Zone is actively heating/cooling
 Bit = 0: Zone is idle
 
+### Pump Active Bitmask
+Register 7615 contains an 8-bit bitmask indicating which pumps are currently running:
+- Bit 0: Pump 1 active
+- Bit 1: Pump 2 active
+- ...
+- Bit 7: Pump 8 active
+
+Bit = 1: Pump is running
+Bit = 0: Pump is idle
+
 ## Data Flow
 
 ### Reading Data (Coordinator)
@@ -103,8 +138,18 @@ Bit = 0: Zone is idle
    - All temperature registers (2700-2763)
    - Winter setpoints (300-363)
    - Summer setpoints (364-427)
+   - Dehumidification setpoints (428-491)
+   - Humidity values (7701-7764)
+   - Dew point temperatures (2828-2891)
+   - Zone modes (5301-5364)
    - Season coil (2)
    - Zone activity bitmasks (2892-2895)
+   - Outside temperature (2600)
+   - Time settings (5009-5013)
+   - System activation coils (100-107)
+   - Delivery water temperatures (2650-2657)
+   - Calculated water temperatures (2658-2665)
+   - Pump active bitmask (7615)
 2. Data stored in `coordinator.data` dictionary
 3. Entities update via `_handle_coordinator_update()`
 
@@ -135,9 +180,16 @@ For each configured zone:
 - 1x Climate entity (thermostat)
 - 1x Winter setpoint sensor (diagnostic)
 - 1x Summer setpoint sensor (diagnostic)
+- 1x Dew point sensor (diagnostic)
 
-System-level:
-- 1x Season switch
+System-level (on the "RDZ HMI System" device):
+- 1x Season switch (summer/winter mode)
+- 8x System activation switches (System 1-8)
+- 1x Outside temperature sensor
+- 8x Delivery water temperature sensors (1-8)
+- 8x Calculated water temperature sensors (1-8)
+- 8x Pump active binary sensors (1-8)
+- 5x Time setting number entities (Day, Month, Year, Hour, Minute)
 
 ## Configuration