Add Uponor Smatrix component (#5769)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
2026-06-07 21:33:32 +02:00 · 2024-02-22 04:03:14 +01:00
parent 76a3ffc8a9
commit 58c0d8c267
21 changed files with 796 additions and 4 deletions
@@ -0,0 +1,128 @@
+#pragma once
+
+#include "esphome/components/uart/uart.h"
+#include "esphome/core/component.h"
+#include "esphome/core/helpers.h"
+
+#ifdef USE_TIME
+#include "esphome/components/time/real_time_clock.h"
+#include "esphome/core/time.h"
+#endif
+
+#include <queue>
+#include <set>
+#include <vector>
+
+namespace esphome {
+namespace uponor_smatrix {
+
+/// Date/Time Part 1 (year, month, day of week)
+static const uint8_t UPONOR_ID_DATETIME1 = 0x08;
+/// Date/Time Part 2 (day of month, hour, minute)
+static const uint8_t UPONOR_ID_DATETIME2 = 0x09;
+/// Date/Time Part 3 (seconds)
+static const uint8_t UPONOR_ID_DATETIME3 = 0x0A;
+/// Unknown (observed values: 0x0342, 0x0024)
+static const uint8_t UPONOR_ID_UNKNOWN1 = 0x0C;
+/// Outdoor Temperature? (sent by controller)
+static const uint8_t UPONOR_ID_OUTDOOR_TEMP = 0x2D;
+/// Unknown (observed values: 0x8000)
+static const uint8_t UPONOR_ID_UNKNOWN2 = 0x35;
+/// Room Temperature Setpoint Minimum
+static const uint8_t UPONOR_ID_TARGET_TEMP_MIN = 0x37;
+/// Room Temperature Setpoint Maximum
+static const uint8_t UPONOR_ID_TARGET_TEMP_MAX = 0x38;
+/// Room Temperature Setpoint
+static const uint8_t UPONOR_ID_TARGET_TEMP = 0x3B;
+/// Room Temperature Setpoint Setback for ECO Mode
+static const uint8_t UPONOR_ID_ECO_SETBACK = 0x3C;
+/// Heating/Cooling Demand
+static const uint8_t UPONOR_ID_DEMAND = 0x3D;
+/// Thermostat Operating Mode 1 (ECO state, program schedule state)
+static const uint8_t UPONOR_ID_MODE1 = 0x3E;
+/// Thermostat Operating Mode 2 (sensor configuration, heating/cooling allowed)
+static const uint8_t UPONOR_ID_MODE2 = 0x3F;
+/// Current Room Temperature
+static const uint8_t UPONOR_ID_ROOM_TEMP = 0x40;
+/// Current External (Floor/Outdoor) Sensor Temperature
+static const uint8_t UPONOR_ID_EXTERNAL_TEMP = 0x41;
+/// Current Room Humidity
+static const uint8_t UPONOR_ID_HUMIDITY = 0x42;
+/// Data Request (sent by controller)
+static const uint8_t UPONOR_ID_REQUEST = 0xFF;
+
+/// Indicating an invalid/missing value
+static const uint16_t UPONOR_INVALID_VALUE = 0x7FFF;
+
+struct UponorSmatrixData {
+  uint8_t id;
+  uint16_t value;
+};
+
+class UponorSmatrixDevice;
+
+class UponorSmatrixComponent : public uart::UARTDevice, public Component {
+ public:
+  UponorSmatrixComponent() = default;
+
+  void setup() override;
+  void dump_config() override;
+  void loop() override;
+
+  void set_system_address(uint16_t address) { this->address_ = address; }
+  void register_device(UponorSmatrixDevice *device) { this->devices_.push_back(device); }
+
+  bool send(uint16_t device_address, const UponorSmatrixData *data, size_t data_len);
+
+#ifdef USE_TIME
+  void set_time_id(time::RealTimeClock *time_id) { this->time_id_ = time_id; }
+  void set_time_device_address(uint16_t address) { this->time_device_address_ = address; }
+  void send_time() { this->send_time_requested_ = true; }
+#endif
+
+ protected:
+  bool parse_byte_(uint8_t byte);
+
+  uint16_t address_;
+  std::vector<UponorSmatrixDevice *> devices_;
+  std::set<uint16_t> unknown_devices_;
+
+  std::vector<uint8_t> rx_buffer_;
+  std::queue<std::vector<uint8_t>> tx_queue_;
+  uint32_t last_rx_;
+  uint32_t last_tx_;
+  uint32_t last_poll_start_;
+
+#ifdef USE_TIME
+  time::RealTimeClock *time_id_{nullptr};
+  uint16_t time_device_address_;
+  bool send_time_requested_;
+  bool do_send_time_();
+#endif
+};
+
+class UponorSmatrixDevice : public Parented<UponorSmatrixComponent> {
+ public:
+  void set_device_address(uint16_t address) { this->address_ = address; }
+
+  virtual void on_device_data(const UponorSmatrixData *data, size_t data_len) = 0;
+  bool send(const UponorSmatrixData *data, size_t data_len) {
+    return this->parent_->send(this->address_, data, data_len);
+  }
+
+ protected:
+  friend UponorSmatrixComponent;
+  uint16_t address_;
+};
+
+inline float raw_to_celsius(uint16_t raw) {
+  return (raw == UPONOR_INVALID_VALUE) ? NAN : fahrenheit_to_celsius(raw / 10.0f);
+}
+
+inline uint16_t celsius_to_raw(float celsius) {
+  return std::isnan(celsius) ? UPONOR_INVALID_VALUE
+                             : static_cast<uint16_t>(lroundf(celsius_to_fahrenheit(celsius) * 10.0f));
+}
+
+}  // namespace uponor_smatrix
+}  // namespace esphome