#include #include "esphome/components/climate/climate.h" #include "esphome/components/uart/uart.h" #include "smartair2_climate.h" #include "smartair2_packet.h" using namespace esphome::climate; using namespace esphome::uart; namespace esphome { namespace haier { static const char *const TAG = "haier.climate"; constexpr size_t SIGNAL_LEVEL_UPDATE_INTERVAL_MS = 10000; Smartair2Climate::Smartair2Climate() : last_status_message_(new uint8_t[sizeof(smartair2_protocol::HaierPacketControl)]), timeouts_counter_(0) {} haier_protocol::HandlerError Smartair2Climate::status_handler_(uint8_t request_type, uint8_t message_type, const uint8_t *data, size_t data_size) { haier_protocol::HandlerError result = this->answer_preprocess_(request_type, (uint8_t) smartair2_protocol::FrameType::CONTROL, message_type, (uint8_t) smartair2_protocol::FrameType::STATUS, ProtocolPhases::UNKNOWN); if (result == haier_protocol::HandlerError::HANDLER_OK) { result = this->process_status_message_(data, data_size); if (result != haier_protocol::HandlerError::HANDLER_OK) { ESP_LOGW(TAG, "Error %d while parsing Status packet", (int) result); this->set_phase((this->protocol_phase_ >= ProtocolPhases::IDLE) ? ProtocolPhases::IDLE : ProtocolPhases::SENDING_FIRST_STATUS_REQUEST); } else { if (data_size >= sizeof(smartair2_protocol::HaierPacketControl) + 2) { memcpy(this->last_status_message_.get(), data + 2, sizeof(smartair2_protocol::HaierPacketControl)); } else { ESP_LOGW(TAG, "Status packet too small: %d (should be >= %d)", data_size, sizeof(smartair2_protocol::HaierPacketControl)); } if (this->protocol_phase_ == ProtocolPhases::WAITING_FIRST_STATUS_ANSWER) { ESP_LOGI(TAG, "First HVAC status received"); this->set_phase(ProtocolPhases::IDLE); } else if (this->protocol_phase_ == ProtocolPhases::WAITING_STATUS_ANSWER) { this->set_phase(ProtocolPhases::IDLE); } else if (this->protocol_phase_ == ProtocolPhases::WAITING_CONTROL_ANSWER) { this->set_phase(ProtocolPhases::IDLE); this->set_force_send_control_(false); if (this->hvac_settings_.valid) this->hvac_settings_.reset(); } } return result; } else { this->set_phase((this->protocol_phase_ >= ProtocolPhases::IDLE) ? ProtocolPhases::IDLE : ProtocolPhases::SENDING_FIRST_STATUS_REQUEST); return result; } } haier_protocol::HandlerError Smartair2Climate::get_device_version_answer_handler_(uint8_t request_type, uint8_t message_type, const uint8_t *data, size_t data_size) { if (request_type != (uint8_t) smartair2_protocol::FrameType::GET_DEVICE_VERSION) return haier_protocol::HandlerError::UNSUPPORTED_MESSAGE; if (ProtocolPhases::WAITING_INIT_1_ANSWER != this->protocol_phase_) return haier_protocol::HandlerError::UNEXPECTED_MESSAGE; // Invalid packet is expected answer if ((message_type == (uint8_t) smartair2_protocol::FrameType::GET_DEVICE_VERSION_RESPONSE) && (data_size >= 39) && ((data[37] & 0x04) != 0)) { ESP_LOGW(TAG, "It looks like your ESPHome Haier climate configuration is wrong. You should use the hOn protocol " "instead of smartAir2"); } this->set_phase(ProtocolPhases::SENDING_INIT_2); return haier_protocol::HandlerError::HANDLER_OK; } haier_protocol::HandlerError Smartair2Climate::report_network_status_answer_handler_(uint8_t request_type, uint8_t message_type, const uint8_t *data, size_t data_size) { haier_protocol::HandlerError result = this->answer_preprocess_( request_type, (uint8_t) smartair2_protocol::FrameType::REPORT_NETWORK_STATUS, message_type, (uint8_t) smartair2_protocol::FrameType::CONFIRM, ProtocolPhases::WAITING_SIGNAL_LEVEL_ANSWER); this->set_phase(ProtocolPhases::IDLE); return result; } haier_protocol::HandlerError Smartair2Climate::initial_messages_timeout_handler_(uint8_t message_type) { if (this->protocol_phase_ >= ProtocolPhases::IDLE) return HaierClimateBase::timeout_default_handler_(message_type); this->timeouts_counter_++; ESP_LOGI(TAG, "Answer timeout for command %02X, phase %d, timeout counter %d", message_type, (int) this->protocol_phase_, this->timeouts_counter_); if (this->timeouts_counter_ >= 3) { ProtocolPhases new_phase = (ProtocolPhases) ((int) this->protocol_phase_ + 1); if (new_phase >= ProtocolPhases::SENDING_ALARM_STATUS_REQUEST) new_phase = ProtocolPhases::SENDING_INIT_1; this->set_phase(new_phase); } else { // Returning to the previous state to try again this->set_phase((ProtocolPhases) ((int) this->protocol_phase_ - 1)); } return haier_protocol::HandlerError::HANDLER_OK; } void Smartair2Climate::set_handlers() { // Set handlers this->haier_protocol_.set_answer_handler( (uint8_t) (smartair2_protocol::FrameType::GET_DEVICE_VERSION), std::bind(&Smartair2Climate::get_device_version_answer_handler_, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3, std::placeholders::_4)); this->haier_protocol_.set_answer_handler( (uint8_t) (smartair2_protocol::FrameType::CONTROL), std::bind(&Smartair2Climate::status_handler_, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3, std::placeholders::_4)); this->haier_protocol_.set_answer_handler( (uint8_t) (smartair2_protocol::FrameType::REPORT_NETWORK_STATUS), std::bind(&Smartair2Climate::report_network_status_answer_handler_, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3, std::placeholders::_4)); this->haier_protocol_.set_timeout_handler( (uint8_t) (smartair2_protocol::FrameType::GET_DEVICE_ID), std::bind(&Smartair2Climate::initial_messages_timeout_handler_, this, std::placeholders::_1)); this->haier_protocol_.set_timeout_handler( (uint8_t) (smartair2_protocol::FrameType::GET_DEVICE_VERSION), std::bind(&Smartair2Climate::initial_messages_timeout_handler_, this, std::placeholders::_1)); this->haier_protocol_.set_timeout_handler( (uint8_t) (smartair2_protocol::FrameType::CONTROL), std::bind(&Smartair2Climate::initial_messages_timeout_handler_, this, std::placeholders::_1)); } void Smartair2Climate::dump_config() { HaierClimateBase::dump_config(); ESP_LOGCONFIG(TAG, " Protocol version: smartAir2"); } void Smartair2Climate::process_phase(std::chrono::steady_clock::time_point now) { switch (this->protocol_phase_) { case ProtocolPhases::SENDING_INIT_1: if (this->can_send_message() && (((this->timeouts_counter_ == 0) && (this->is_protocol_initialisation_interval_exceeded_(now))) || ((this->timeouts_counter_ > 0) && (this->is_message_interval_exceeded_(now))))) { // Indicate device capabilities: // bit 0 - if 1 module support interactive mode // bit 1 - if 1 module support controller-device mode // bit 2 - if 1 module support crc // bit 3 - if 1 module support multiple devices // bit 4..bit 15 - not used uint8_t module_capabilities[2] = {0b00000000, 0b00000111}; static const haier_protocol::HaierMessage DEVICE_VERSION_REQUEST( (uint8_t) smartair2_protocol::FrameType::GET_DEVICE_VERSION, module_capabilities, sizeof(module_capabilities)); this->send_message_(DEVICE_VERSION_REQUEST, false); this->set_phase(ProtocolPhases::WAITING_INIT_1_ANSWER); } break; case ProtocolPhases::SENDING_INIT_2: case ProtocolPhases::WAITING_INIT_2_ANSWER: this->set_phase(ProtocolPhases::SENDING_FIRST_STATUS_REQUEST); break; case ProtocolPhases::SENDING_FIRST_STATUS_REQUEST: case ProtocolPhases::SENDING_STATUS_REQUEST: if (this->can_send_message() && this->is_message_interval_exceeded_(now)) { static const haier_protocol::HaierMessage STATUS_REQUEST((uint8_t) smartair2_protocol::FrameType::CONTROL, 0x4D01); this->send_message_(STATUS_REQUEST, false); this->last_status_request_ = now; this->set_phase((ProtocolPhases) ((uint8_t) this->protocol_phase_ + 1)); } break; #ifdef USE_WIFI case ProtocolPhases::SENDING_SIGNAL_LEVEL: if (this->can_send_message() && this->is_message_interval_exceeded_(now)) { this->send_message_( this->get_wifi_signal_message_((uint8_t) smartair2_protocol::FrameType::REPORT_NETWORK_STATUS), false); this->last_signal_request_ = now; this->set_phase(ProtocolPhases::WAITING_SIGNAL_LEVEL_ANSWER); } break; case ProtocolPhases::WAITING_SIGNAL_LEVEL_ANSWER: break; #else case ProtocolPhases::SENDING_SIGNAL_LEVEL: case ProtocolPhases::WAITING_SIGNAL_LEVEL_ANSWER: this->set_phase(ProtocolPhases::IDLE); break; #endif case ProtocolPhases::SENDING_UPDATE_SIGNAL_REQUEST: case ProtocolPhases::WAITING_UPDATE_SIGNAL_ANSWER: this->set_phase(ProtocolPhases::SENDING_SIGNAL_LEVEL); break; case ProtocolPhases::SENDING_ALARM_STATUS_REQUEST: case ProtocolPhases::WAITING_ALARM_STATUS_ANSWER: this->set_phase(ProtocolPhases::SENDING_INIT_1); break; case ProtocolPhases::SENDING_CONTROL: if (this->first_control_attempt_) { this->control_request_timestamp_ = now; this->first_control_attempt_ = false; } if (this->is_control_message_timeout_exceeded_(now)) { ESP_LOGW(TAG, "Sending control packet timeout!"); this->set_force_send_control_(false); if (this->hvac_settings_.valid) this->hvac_settings_.reset(); this->forced_request_status_ = true; this->forced_publish_ = true; this->set_phase(ProtocolPhases::IDLE); } else if (this->can_send_message() && this->is_control_message_interval_exceeded_( now)) // Using CONTROL_MESSAGES_INTERVAL_MS to speedup requests { haier_protocol::HaierMessage control_message = get_control_message(); this->send_message_(control_message, false); ESP_LOGI(TAG, "Control packet sent"); this->set_phase(ProtocolPhases::WAITING_CONTROL_ANSWER); } break; case ProtocolPhases::SENDING_POWER_ON_COMMAND: case ProtocolPhases::SENDING_POWER_OFF_COMMAND: if (this->can_send_message() && this->is_message_interval_exceeded_(now)) { haier_protocol::HaierMessage power_cmd( (uint8_t) smartair2_protocol::FrameType::CONTROL, this->protocol_phase_ == ProtocolPhases::SENDING_POWER_ON_COMMAND ? 0x4D02 : 0x4D03); this->send_message_(power_cmd, false); this->set_phase(this->protocol_phase_ == ProtocolPhases::SENDING_POWER_ON_COMMAND ? ProtocolPhases::WAITING_POWER_ON_ANSWER : ProtocolPhases::WAITING_POWER_OFF_ANSWER); } break; case ProtocolPhases::WAITING_INIT_1_ANSWER: case ProtocolPhases::WAITING_FIRST_STATUS_ANSWER: case ProtocolPhases::WAITING_STATUS_ANSWER: case ProtocolPhases::WAITING_CONTROL_ANSWER: case ProtocolPhases::WAITING_POWER_ON_ANSWER: case ProtocolPhases::WAITING_POWER_OFF_ANSWER: break; case ProtocolPhases::IDLE: { if (this->forced_request_status_ || this->is_status_request_interval_exceeded_(now)) { this->set_phase(ProtocolPhases::SENDING_STATUS_REQUEST); this->forced_request_status_ = false; } #ifdef USE_WIFI else if (this->send_wifi_signal_ && (std::chrono::duration_cast(now - this->last_signal_request_).count() > SIGNAL_LEVEL_UPDATE_INTERVAL_MS)) this->set_phase(ProtocolPhases::SENDING_UPDATE_SIGNAL_REQUEST); #endif } break; default: // Shouldn't get here #if (HAIER_LOG_LEVEL > 4) ESP_LOGE(TAG, "Wrong protocol handler state: %s (%d), resetting communication", phase_to_string_(this->protocol_phase_), (int) this->protocol_phase_); #else ESP_LOGE(TAG, "Wrong protocol handler state: %d, resetting communication", (int) this->protocol_phase_); #endif this->set_phase(ProtocolPhases::SENDING_INIT_1); break; } } haier_protocol::HaierMessage Smartair2Climate::get_control_message() { uint8_t control_out_buffer[sizeof(smartair2_protocol::HaierPacketControl)]; memcpy(control_out_buffer, this->last_status_message_.get(), sizeof(smartair2_protocol::HaierPacketControl)); smartair2_protocol::HaierPacketControl *out_data = (smartair2_protocol::HaierPacketControl *) control_out_buffer; out_data->cntrl = 0; if (this->hvac_settings_.valid) { HvacSettings climate_control; climate_control = this->hvac_settings_; if (climate_control.mode.has_value()) { switch (climate_control.mode.value()) { case CLIMATE_MODE_OFF: out_data->ac_power = 0; break; case CLIMATE_MODE_HEAT_COOL: out_data->ac_power = 1; out_data->ac_mode = (uint8_t) smartair2_protocol::ConditioningMode::AUTO; out_data->fan_mode = this->other_modes_fan_speed_; break; case CLIMATE_MODE_HEAT: out_data->ac_power = 1; out_data->ac_mode = (uint8_t) smartair2_protocol::ConditioningMode::HEAT; out_data->fan_mode = this->other_modes_fan_speed_; break; case CLIMATE_MODE_DRY: out_data->ac_power = 1; out_data->ac_mode = (uint8_t) smartair2_protocol::ConditioningMode::DRY; out_data->fan_mode = this->other_modes_fan_speed_; break; case CLIMATE_MODE_FAN_ONLY: out_data->ac_power = 1; out_data->ac_mode = (uint8_t) smartair2_protocol::ConditioningMode::FAN; out_data->fan_mode = this->fan_mode_speed_; // Auto doesn't work in fan only mode break; case CLIMATE_MODE_COOL: out_data->ac_power = 1; out_data->ac_mode = (uint8_t) smartair2_protocol::ConditioningMode::COOL; out_data->fan_mode = this->other_modes_fan_speed_; break; default: ESP_LOGE("Control", "Unsupported climate mode"); break; } } // Set fan speed, if we are in fan mode, reject auto in fan mode if (climate_control.fan_mode.has_value()) { switch (climate_control.fan_mode.value()) { case CLIMATE_FAN_LOW: out_data->fan_mode = (uint8_t) smartair2_protocol::FanMode::FAN_LOW; break; case CLIMATE_FAN_MEDIUM: out_data->fan_mode = (uint8_t) smartair2_protocol::FanMode::FAN_MID; break; case CLIMATE_FAN_HIGH: out_data->fan_mode = (uint8_t) smartair2_protocol::FanMode::FAN_HIGH; break; case CLIMATE_FAN_AUTO: if (this->mode != CLIMATE_MODE_FAN_ONLY) // if we are not in fan only mode out_data->fan_mode = (uint8_t) smartair2_protocol::FanMode::FAN_AUTO; break; default: ESP_LOGE("Control", "Unsupported fan mode"); break; } } // Set swing mode if (climate_control.swing_mode.has_value()) { switch (climate_control.swing_mode.value()) { case CLIMATE_SWING_OFF: out_data->use_swing_bits = 0; out_data->swing_both = 0; break; case CLIMATE_SWING_VERTICAL: out_data->swing_both = 0; out_data->vertical_swing = 1; out_data->horizontal_swing = 0; break; case CLIMATE_SWING_HORIZONTAL: out_data->swing_both = 0; out_data->vertical_swing = 0; out_data->horizontal_swing = 1; break; case CLIMATE_SWING_BOTH: out_data->swing_both = 1; out_data->use_swing_bits = 0; out_data->vertical_swing = 0; out_data->horizontal_swing = 0; break; } } if (climate_control.target_temperature.has_value()) { float target_temp = climate_control.target_temperature.value(); out_data->set_point = target_temp - 16; // set the temperature with offset 16 out_data->half_degree = (target_temp - ((int) target_temp) >= 0.49) ? 1 : 0; } if (out_data->ac_power == 0) { // If AC is off - no presets allowed out_data->turbo_mode = 0; out_data->quiet_mode = 0; } else if (climate_control.preset.has_value()) { switch (climate_control.preset.value()) { case CLIMATE_PRESET_NONE: out_data->turbo_mode = 0; out_data->quiet_mode = 0; break; case CLIMATE_PRESET_BOOST: out_data->turbo_mode = 1; out_data->quiet_mode = 0; break; case CLIMATE_PRESET_COMFORT: out_data->turbo_mode = 0; out_data->quiet_mode = 1; break; default: ESP_LOGE("Control", "Unsupported preset"); out_data->turbo_mode = 0; out_data->quiet_mode = 0; break; } } } out_data->display_status = this->display_status_ ? 0 : 1; out_data->health_mode = this->health_mode_ ? 1 : 0; return haier_protocol::HaierMessage((uint8_t) smartair2_protocol::FrameType::CONTROL, 0x4D5F, control_out_buffer, sizeof(smartair2_protocol::HaierPacketControl)); } haier_protocol::HandlerError Smartair2Climate::process_status_message_(const uint8_t *packet_buffer, uint8_t size) { if (size < sizeof(smartair2_protocol::HaierStatus)) return haier_protocol::HandlerError::WRONG_MESSAGE_STRUCTURE; smartair2_protocol::HaierStatus packet; memcpy(&packet, packet_buffer, size); bool should_publish = false; { // Extra modes/presets optional old_preset = this->preset; if (packet.control.turbo_mode != 0) { this->preset = CLIMATE_PRESET_BOOST; } else if (packet.control.quiet_mode != 0) { this->preset = CLIMATE_PRESET_COMFORT; } else { this->preset = CLIMATE_PRESET_NONE; } should_publish = should_publish || (!old_preset.has_value()) || (old_preset.value() != this->preset.value()); } { // Target temperature float old_target_temperature = this->target_temperature; this->target_temperature = packet.control.set_point + 16.0f + ((packet.control.half_degree == 1) ? 0.5f : 0.0f); should_publish = should_publish || (old_target_temperature != this->target_temperature); } { // Current temperature float old_current_temperature = this->current_temperature; this->current_temperature = packet.control.room_temperature; should_publish = should_publish || (old_current_temperature != this->current_temperature); } { // Fan mode optional old_fan_mode = this->fan_mode; // remember the fan speed we last had for climate vs fan if (packet.control.ac_mode == (uint8_t) smartair2_protocol::ConditioningMode::FAN) { if (packet.control.fan_mode != (uint8_t) smartair2_protocol::FanMode::FAN_AUTO) this->fan_mode_speed_ = packet.control.fan_mode; } else { this->other_modes_fan_speed_ = packet.control.fan_mode; } switch (packet.control.fan_mode) { case (uint8_t) smartair2_protocol::FanMode::FAN_AUTO: // Sometimes AC reports in fan only mode that fan speed is auto // but never accept this value back if (packet.control.ac_mode != (uint8_t) smartair2_protocol::ConditioningMode::FAN) { this->fan_mode = CLIMATE_FAN_AUTO; } else { should_publish = true; } break; case (uint8_t) smartair2_protocol::FanMode::FAN_MID: this->fan_mode = CLIMATE_FAN_MEDIUM; break; case (uint8_t) smartair2_protocol::FanMode::FAN_LOW: this->fan_mode = CLIMATE_FAN_LOW; break; case (uint8_t) smartair2_protocol::FanMode::FAN_HIGH: this->fan_mode = CLIMATE_FAN_HIGH; break; } should_publish = should_publish || (!old_fan_mode.has_value()) || (old_fan_mode.value() != fan_mode.value()); } { // Display status // should be before "Climate mode" because it is changing this->mode if (packet.control.ac_power != 0) { // if AC is off display status always ON so process it only when AC is on bool disp_status = packet.control.display_status == 0; if (disp_status != this->display_status_) { // Do something only if display status changed if (this->mode == CLIMATE_MODE_OFF) { // AC just turned on from remote need to turn off display this->set_force_send_control_(true); } else { this->display_status_ = disp_status; } } } } { // Climate mode ClimateMode old_mode = this->mode; if (packet.control.ac_power == 0) { this->mode = CLIMATE_MODE_OFF; } else { // Check current hvac mode switch (packet.control.ac_mode) { case (uint8_t) smartair2_protocol::ConditioningMode::COOL: this->mode = CLIMATE_MODE_COOL; break; case (uint8_t) smartair2_protocol::ConditioningMode::HEAT: this->mode = CLIMATE_MODE_HEAT; break; case (uint8_t) smartair2_protocol::ConditioningMode::DRY: this->mode = CLIMATE_MODE_DRY; break; case (uint8_t) smartair2_protocol::ConditioningMode::FAN: this->mode = CLIMATE_MODE_FAN_ONLY; break; case (uint8_t) smartair2_protocol::ConditioningMode::AUTO: this->mode = CLIMATE_MODE_HEAT_COOL; break; } } should_publish = should_publish || (old_mode != this->mode); } { // Health mode bool old_health_mode = this->health_mode_; this->health_mode_ = packet.control.health_mode == 1; should_publish = should_publish || (old_health_mode != this->health_mode_); } { // Swing mode ClimateSwingMode old_swing_mode = this->swing_mode; if (packet.control.swing_both == 0) { if (packet.control.vertical_swing != 0) { this->swing_mode = CLIMATE_SWING_VERTICAL; } else if (packet.control.horizontal_swing != 0) { this->swing_mode = CLIMATE_SWING_HORIZONTAL; } else { this->swing_mode = CLIMATE_SWING_OFF; } } else { swing_mode = CLIMATE_SWING_BOTH; } should_publish = should_publish || (old_swing_mode != this->swing_mode); } this->last_valid_status_timestamp_ = std::chrono::steady_clock::now(); if (this->forced_publish_ || should_publish) { #if (HAIER_LOG_LEVEL > 4) std::chrono::high_resolution_clock::time_point _publish_start = std::chrono::high_resolution_clock::now(); #endif this->publish_state(); #if (HAIER_LOG_LEVEL > 4) ESP_LOGV(TAG, "Publish delay: %lld ms", std::chrono::duration_cast(std::chrono::high_resolution_clock::now() - _publish_start) .count()); #endif this->forced_publish_ = false; } if (should_publish) { ESP_LOGI(TAG, "HVAC values changed"); } esp_log_printf_((should_publish ? ESPHOME_LOG_LEVEL_INFO : ESPHOME_LOG_LEVEL_DEBUG), TAG, __LINE__, "HVAC Mode = 0x%X", packet.control.ac_mode); esp_log_printf_((should_publish ? ESPHOME_LOG_LEVEL_INFO : ESPHOME_LOG_LEVEL_DEBUG), TAG, __LINE__, "Fan speed Status = 0x%X", packet.control.fan_mode); esp_log_printf_((should_publish ? ESPHOME_LOG_LEVEL_INFO : ESPHOME_LOG_LEVEL_DEBUG), TAG, __LINE__, "Horizontal Swing Status = 0x%X", packet.control.horizontal_swing); esp_log_printf_((should_publish ? ESPHOME_LOG_LEVEL_INFO : ESPHOME_LOG_LEVEL_DEBUG), TAG, __LINE__, "Vertical Swing Status = 0x%X", packet.control.vertical_swing); esp_log_printf_((should_publish ? ESPHOME_LOG_LEVEL_INFO : ESPHOME_LOG_LEVEL_DEBUG), TAG, __LINE__, "Set Point Status = 0x%X", packet.control.set_point); return haier_protocol::HandlerError::HANDLER_OK; } bool Smartair2Climate::is_message_invalid(uint8_t message_type) { return message_type == (uint8_t) smartair2_protocol::FrameType::INVALID; } void Smartair2Climate::set_phase(HaierClimateBase::ProtocolPhases phase) { int old_phase = (int) this->protocol_phase_; int new_phase = (int) phase; int min_p = std::min(old_phase, new_phase); int max_p = std::max(old_phase, new_phase); if ((min_p % 2 != 0) || (max_p - min_p > 1)) this->timeouts_counter_ = 0; HaierClimateBase::set_phase(phase); } } // namespace haier } // namespace esphome