v1.12.2: flag CO2_ERROR (bit 7) quand la sonde S88 est deconnectee
A la demande: en plus du sentinel 0xFFFF dans le champ CO2, on remonte le defaut via error_flags byte 66 bit 7. - ERR_CO2 = 0x80 (bit 7, double sens vent/CO2 selon device_type cote serveur) - s88_disconnected -> error_flags |= ERR_CO2 dans SARA_send_data_v2.py - error_flags.md: bit 7 documente comme WIND_ERROR / CO2_ERROR Confirme par le user: le serveur lit le bit 7 comme CO2_ERROR sur ces unites. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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@@ -1,5 +1,20 @@
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{
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"versions": [
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{
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"version": "1.12.2",
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"date": "2026-06-02",
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"changes": {
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"features": [],
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"improvements": [
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"Transmission: error_flags (byte 66) bit 7 (0x80) posé quand la sonde CO2 S88 est déconnectée (s88_status=0xFF ou aucune donnée). Bit 7 = double sens selon le produit (décodage serveur par device_type): WIND_ERROR sur NebuleAir classique, CO2_ERROR sur les unités équipées CO2 (confirmé côté serveur). Nouvelle constante ERR_CO2=0x80. error_flags.md mis à jour."
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],
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"fixes": [],
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"compatibility": [
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"⚠ Bit 7 partagé vent/CO2: le serveur interprète selon le device_type. Sur une box qui aurait À LA FOIS girouette ET S88, conflit — ne pas activer les deux sans arbitrage serveur."
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]
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},
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"notes": "Complète v1.12.1: en plus du sentinel 0xFFFF dans le champ CO2 (byte 81-82), le bit CO2_ERROR remonte explicitement le défaut. Vérifié sur pro100 (S88 muet -> error_flags bit 7 posé)."
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},
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{
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"version": "1.12.1",
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"date": "2026-06-02",
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@@ -160,6 +160,10 @@ ERR_ENVEA = 0x10
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ERR_NOISE = 0x20
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ERR_MPPT = 0x40
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ERR_WIND = 0x80
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# Bit 7 is dual-purpose per product (server decodes by device_type):
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# NebuleAir -> WIND_ERROR, ModuleAir / CO2-equipped units -> CO2_ERROR.
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# On these CO2 boxes the server reads bit 7 as CO2_ERROR (confirmed).
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ERR_CO2 = 0x80
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# database connection
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conn = sqlite3.connect("/var/www/nebuleair_pro_4g/sqlite/sensors.db")
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@@ -1087,8 +1091,9 @@ try:
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# Only transmit when the LAST reading is valid (s88_status == 0). If the
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# sensor is down (s88_status == 0xFF), leave bytes 81-82 at 0xFFFF (= "CO2
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# sensor absent" in the Miotiq spec) instead of sending a stale value.
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# NB: byte 66 (error_flags) is already full, so absence is signalled solely
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# by the 0xFFFF sentinel in the CO2 field.
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# Absence is signalled two ways: the 0xFFFF sentinel in the CO2 field, and
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# the CO2_ERROR bit (0x80) in error_flags (byte 66) — see build below.
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s88_disconnected = False
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if s88_sensor:
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print("➡️Getting S88 CO2 value")
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cursor.execute("SELECT * FROM data_S88 ORDER BY rowid DESC LIMIT 1")
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@@ -1100,9 +1105,11 @@ try:
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print(f"CO2 (S88): {co2_ppm} ppm")
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payload.set_co2(co2_ppm)
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else:
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print(f"S88 last reading invalid (s88_status=0x{s88_status_value:02X}) -> CO2 marked absent (0xFFFF)")
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s88_disconnected = True
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print(f"S88 last reading invalid (s88_status=0x{s88_status_value:02X}) -> CO2 marked absent (0xFFFF), set CO2_ERROR")
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else:
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print("No S88 data available in the database.")
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s88_disconnected = True
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print("No S88 data available in the database. -> set CO2_ERROR")
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#print("Verify SARA connection (AT)")
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@@ -1236,6 +1243,8 @@ try:
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error_flags |= ERR_NPM
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if noise_disconnected:
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error_flags |= ERR_NOISE
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if s88_disconnected:
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error_flags |= ERR_CO2 # bit 7, read as CO2_ERROR by the server on these units
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payload.set_error_flags(error_flags)
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# ---- Firmware version (bytes 69-71) ----
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@@ -42,7 +42,7 @@ Chaque bit represente une erreur detectee par le script d'envoi (`SARA_send_data
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| 4 | 0x10 | ENVEA_ERROR | Capteurs Envea non detectes ou erreur serie | data_envea → valeurs a 0 |
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| 5 | 0x20 | NOISE_ERROR | Capteur bruit NSRT MK4 non detecte ou erreur | data_noise → valeurs a 0 |
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| 6 | 0x40 | MPPT_ERROR | Chargeur solaire MPPT non detecte ou erreur | data_MPPT → valeurs a 0 |
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| 7 | 0x80 | WIND_ERROR | Capteur vent non detecte ou erreur | data_windMeter → valeurs a 0 |
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| 7 | 0x80 | WIND_ERROR / CO2_ERROR | Double sens selon le produit (decode serveur par device_type). NebuleAir = vent non detecte. NebuleAir equipe CO2 / ModuleAir = sonde CO2 (S88) non detectee. | data_windMeter → 0 / data_S88 → s88_status=0xFF |
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### Detection des erreurs
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