[toshiba] Add support for RAS-2819T air conditioner (#9490)

Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>
Co-authored-by: Keith Burzinski <kbx81x@gmail.com>

esphome/components/toshiba/climate.py

@@ -14,6 +14,7 @@ MODELS = {
     "GENERIC": Model.MODEL_GENERIC,
     "RAC-PT1411HWRU-C": Model.MODEL_RAC_PT1411HWRU_C,
     "RAC-PT1411HWRU-F": Model.MODEL_RAC_PT1411HWRU_F,
+    "RAS-2819T": Model.MODEL_RAS_2819T,
 }
 
 CONFIG_SCHEMA = climate_ir.climate_ir_with_receiver_schema(ToshibaClimate).extend(

esphome/components/toshiba/toshiba.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "esphome/components/climate_ir/climate_ir.h"
+#include "esphome/components/remote_base/toshiba_ac_protocol.h"
 
 namespace esphome {
 namespace toshiba {
@@ -10,6 +11,7 @@ enum Model {
   MODEL_GENERIC = 0,           // Temperature range is from 17 to 30
   MODEL_RAC_PT1411HWRU_C = 1,  // Temperature range is from 16 to 30
   MODEL_RAC_PT1411HWRU_F = 2,  // Temperature range is from 16 to 30
+  MODEL_RAS_2819T = 3,         // RAS-2819T protocol variant, temperature range 18 to 30
 };
 
 // Supported temperature ranges
@@ -19,6 +21,8 @@ const float TOSHIBA_RAC_PT1411HWRU_TEMP_C_MIN = 16.0;
 const float TOSHIBA_RAC_PT1411HWRU_TEMP_C_MAX = 30.0;
 const float TOSHIBA_RAC_PT1411HWRU_TEMP_F_MIN = 60.0;
 const float TOSHIBA_RAC_PT1411HWRU_TEMP_F_MAX = 86.0;
+const float TOSHIBA_RAS_2819T_TEMP_C_MIN = 18.0;
+const float TOSHIBA_RAS_2819T_TEMP_C_MAX = 30.0;
 
 class ToshibaClimate : public climate_ir::ClimateIR {
  public:
@@ -35,6 +39,9 @@ class ToshibaClimate : public climate_ir::ClimateIR {
   void transmit_generic_();
   void transmit_rac_pt1411hwru_();
   void transmit_rac_pt1411hwru_temp_(bool cs_state = true, bool cs_send_update = true);
+  void transmit_ras_2819t_();
+  // Process RAS-2819T IR command data
+  bool process_ras_2819t_command_(const remote_base::ToshibaAcData &toshiba_data);
   // Returns the header if valid, else returns zero
   uint8_t is_valid_rac_pt1411hwru_header_(const uint8_t *message);
   // Returns true if message is a valid RAC-PT1411HWRU IR message, regardless if first or second packet
@@ -43,11 +50,26 @@ class ToshibaClimate : public climate_ir::ClimateIR {
   bool compare_rac_pt1411hwru_packets_(const uint8_t *message1, const uint8_t *message2);
   bool on_receive(remote_base::RemoteReceiveData data) override;
 
+ private:
+  // RAS-2819T state tracking for swing mode optimization
+  climate::ClimateSwingMode last_swing_mode_{climate::CLIMATE_SWING_OFF};
+  climate::ClimateMode last_mode_{climate::CLIMATE_MODE_OFF};
+  optional<climate::ClimateFanMode> last_fan_mode_{};
+  float last_target_temperature_{24.0f};
+
   float temperature_min_() {
-    return (this->model_ == MODEL_GENERIC) ? TOSHIBA_GENERIC_TEMP_C_MIN : TOSHIBA_RAC_PT1411HWRU_TEMP_C_MIN;
+    if (this->model_ == MODEL_RAC_PT1411HWRU_C || this->model_ == MODEL_RAC_PT1411HWRU_F)
+      return TOSHIBA_RAC_PT1411HWRU_TEMP_C_MIN;
+    if (this->model_ == MODEL_RAS_2819T)
+      return TOSHIBA_RAS_2819T_TEMP_C_MIN;
+    return TOSHIBA_GENERIC_TEMP_C_MIN;  // Default to GENERIC for unknown models
   }
   float temperature_max_() {
-    return (this->model_ == MODEL_GENERIC) ? TOSHIBA_GENERIC_TEMP_C_MAX : TOSHIBA_RAC_PT1411HWRU_TEMP_C_MAX;
+    if (this->model_ == MODEL_RAC_PT1411HWRU_C || this->model_ == MODEL_RAC_PT1411HWRU_F)
+      return TOSHIBA_RAC_PT1411HWRU_TEMP_C_MAX;
+    if (this->model_ == MODEL_RAS_2819T)
+      return TOSHIBA_RAS_2819T_TEMP_C_MAX;
+    return TOSHIBA_GENERIC_TEMP_C_MAX;  // Default to GENERIC for unknown models
   }
   std::set<climate::ClimateSwingMode> toshiba_swing_modes_() {
     return (this->model_ == MODEL_GENERIC)

tests/components/toshiba/common_ras2819t.yaml

@@ -0,0 +1,13 @@
+remote_transmitter:
+  pin: ${tx_pin}
+  carrier_duty_percent: 50%
+
+remote_receiver:
+  id: rcvr
+  pin: ${rx_pin}
+
+climate:
+  - platform: toshiba
+    name: "RAS-2819T Climate"
+    model: RAS-2819T
+    receiver_id: rcvr

tests/components/toshiba/test_ras2819t.esp32-ard.yaml

@@ -0,0 +1,5 @@
+substitutions:
+  tx_pin: GPIO5
+  rx_pin: GPIO4
+
+<<: !include common_ras2819t.yaml

tests/components/toshiba/test_ras2819t.esp32-c3-ard.yaml

@@ -0,0 +1,5 @@
+substitutions:
+  tx_pin: GPIO5
+  rx_pin: GPIO4
+
+<<: !include common_ras2819t.yaml

tests/components/toshiba/test_ras2819t.esp32-c3-idf.yaml

@@ -0,0 +1,5 @@
+substitutions:
+  tx_pin: GPIO5
+  rx_pin: GPIO4
+
+<<: !include common_ras2819t.yaml

tests/components/toshiba/test_ras2819t.esp32-idf.yaml

@@ -0,0 +1,5 @@
+substitutions:
+  tx_pin: GPIO5
+  rx_pin: GPIO4
+
+<<: !include common_ras2819t.yaml

tests/components/toshiba/test_ras2819t.esp8266-ard.yaml

@@ -0,0 +1,5 @@
+substitutions:
+  tx_pin: GPIO5
+  rx_pin: GPIO4
+
+<<: !include common_ras2819t.yaml