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[haier] Keep the alarm message table in flash (#20641)

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This commit is contained in:
J. Nick Koston
2026-10-14 03:23:28 +00:00
committed by GitHub
parent 5171113c87
commit e41d16ba7e
2 changed files with 33 additions and 59 deletions
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esphome/components/haier/hon_climate.cpp
+33 -3
View File
@@ -3,6 +3,7 @@
#include "esphome/components/climate/climate.h"
#include "esphome/components/uart/uart.h"
#include "esphome/core/helpers.h"
#include "esphome/core/progmem.h"
#include "hon_climate.h"
#include "hon_packet.h"
@@ -20,6 +21,27 @@ constexpr size_t ALARM_STATUS_REQUEST_INTERVAL_MS = 600000;
const uint8_t ONE_BUF[] = {0x00, 0x01};
const uint8_t ZERO_BUF[] = {0x00, 0x00};
// Alarm texts indexed by alarm code; the last entry is the fallback for unknown codes
PROGMEM_STRING_TABLE(
HonAlarmMessages, "Outdoor module failure", "Outdoor defrost sensor failure",
"Outdoor compressor exhaust sensor failure", "Outdoor EEPROM abnormality", "Indoor coil sensor failure",
"Indoor-outdoor communication failure", "Power supply overvoltage protection",
"Communication failure between panel and indoor unit", "Outdoor compressor overheat protection",
"Outdoor environmental sensor abnormality", "Full water protection", "Indoor EEPROM failure",
"Outdoor out air sensor failure", "CBD and module communication failure", "Indoor DC fan failure",
"Outdoor DC fan failure", "Door switch failure", "Dust filter needs cleaning reminder", "Water shortage protection",
"Humidity sensor failure", "Indoor temperature sensor failure", "Manipulator limit failure",
"Indoor PM2.5 sensor failure", "Outdoor PM2.5 sensor failure", "Indoor heating overload/high load alarm",
"Outdoor AC current protection", "Outdoor compressor operation abnormality", "Outdoor DC current protection",
"Outdoor no-load failure", "CT current abnormality", "Indoor cooling freeze protection",
"High and low pressure protection", "Compressor out air temperature is too high",
"Outdoor evaporator sensor failure", "Outdoor cooling overload", "Water pump drainage failure",
"Three-phase power supply failure", "Four-way valve failure", "External alarm/scraper flow switch failure",
"Temperature cutoff protection alarm", "Different mode operation failure", "Electronic expansion valve failure",
"Dual heat source sensor Tw failure", "Communication failure with the wired controller",
"Indoor unit address duplication failure", "50Hz zero crossing failure", "Outdoor unit failure",
"Formaldehyde sensor failure", "VOC sensor failure", "CO2 sensor failure", "Firewall failure", "Unknown");
HonClimate::HonClimate()
: cleaning_status_(CleaningState::NO_CLEANING), got_valid_outdoor_temp_(false), active_alarms_{0x00, 0x00, 0x00,
0x00, 0x00, 0x00,
@@ -687,9 +709,17 @@ void HonClimate::process_alarm_message_(const uint8_t *packet, uint8_t size, boo
if ((packet[2 + i] & alarm_bit) != (this->active_alarms_[i] & alarm_bit)) {
bool alarm_status = (packet[2 + i] & alarm_bit) != 0;
int log_level = alarm_status ? ESPHOME_LOG_LEVEL_WARN : ESPHOME_LOG_LEVEL_INFO;
const char *alarm_message = alarm_code < esphome::haier::hon_protocol::HON_ALARM_COUNT
? esphome::haier::hon_protocol::HON_ALARM_MESSAGES[alarm_code].c_str()
: "Unknown";
#ifdef USE_ESP8266
// Static so a delayed on_alarm automation can still read it, but only until the next
// alarm change, including a later one in this packet; `code` stays correct
static char alarm_message[HonAlarmMessages::MAX_LENGTH + 1];
ESPHOME_strncpy_P(alarm_message,
reinterpret_cast<const char *>(
HonAlarmMessages::get_progmem_str(alarm_code, HonAlarmMessages::LAST_INDEX)),
sizeof(alarm_message));
#else
const char *alarm_message = HonAlarmMessages::get_progmem_str(alarm_code, HonAlarmMessages::LAST_INDEX);
#endif
esp_log_printf_(log_level, TAG, __LINE__, "Alarm %s (%d): %s", alarm_status ? "activated" : "deactivated",
alarm_code, alarm_message);
if (alarm_status) {
esphome/components/haier/hon_packet.h
-56
View File
@@ -197,60 +197,4 @@ enum class SubcommandsControl : uint16_t {
// content: all values like in status packet)
};
const std::string HON_ALARM_MESSAGES[] = {
"Outdoor module failure",
"Outdoor defrost sensor failure",
"Outdoor compressor exhaust sensor failure",
"Outdoor EEPROM abnormality",
"Indoor coil sensor failure",
"Indoor-outdoor communication failure",
"Power supply overvoltage protection",
"Communication failure between panel and indoor unit",
"Outdoor compressor overheat protection",
"Outdoor environmental sensor abnormality",
"Full water protection",
"Indoor EEPROM failure",
"Outdoor out air sensor failure",
"CBD and module communication failure",
"Indoor DC fan failure",
"Outdoor DC fan failure",
"Door switch failure",
"Dust filter needs cleaning reminder",
"Water shortage protection",
"Humidity sensor failure",
"Indoor temperature sensor failure",
"Manipulator limit failure",
"Indoor PM2.5 sensor failure",
"Outdoor PM2.5 sensor failure",
"Indoor heating overload/high load alarm",
"Outdoor AC current protection",
"Outdoor compressor operation abnormality",
"Outdoor DC current protection",
"Outdoor no-load failure",
"CT current abnormality",
"Indoor cooling freeze protection",
"High and low pressure protection",
"Compressor out air temperature is too high",
"Outdoor evaporator sensor failure",
"Outdoor cooling overload",
"Water pump drainage failure",
"Three-phase power supply failure",
"Four-way valve failure",
"External alarm/scraper flow switch failure",
"Temperature cutoff protection alarm",
"Different mode operation failure",
"Electronic expansion valve failure",
"Dual heat source sensor Tw failure",
"Communication failure with the wired controller",
"Indoor unit address duplication failure",
"50Hz zero crossing failure",
"Outdoor unit failure",
"Formaldehyde sensor failure",
"VOC sensor failure",
"CO2 sensor failure",
"Firewall failure",
};
constexpr size_t HON_ALARM_COUNT = sizeof(HON_ALARM_MESSAGES) / sizeof(HON_ALARM_MESSAGES[0]);
} // namespace esphome::haier::hon_protocol