/* xdrv_16_tuyamcu.ino - Tuya MCU support for Tasmota Copyright (C) 2021 Federico Leoni, digiblur, Joel Stein and Theo Arends This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #ifdef USE_LIGHT #ifdef USE_TUYA_MCU #define XDRV_16 16 #define XNRG_32 32 // Needs to be the last XNRG_xx #ifndef TUYA_DIMMER_ID #define TUYA_DIMMER_ID 0 #endif #define TUYA_CMD_HEARTBEAT 0x00 #define TUYA_CMD_QUERY_PRODUCT 0x01 #define TUYA_CMD_MCU_CONF 0x02 #define TUYA_CMD_WIFI_STATE 0x03 #define TUYA_CMD_WIFI_RESET 0x04 #define TUYA_CMD_WIFI_SELECT 0x05 #define TUYA_CMD_SET_DP 0x06 #define TUYA_CMD_STATE 0x07 #define TUYA_CMD_QUERY_STATE 0x08 #define TUYA_CMD_SET_TIME 0x1C #define TUYA_LOW_POWER_CMD_WIFI_STATE 0x02 #define TUYA_LOW_POWER_CMD_WIFI_RESET 0x03 #define TUYA_LOW_POWER_CMD_WIFI_CONFIG 0x04 #define TUYA_LOW_POWER_CMD_STATE 0x05 #define TUYA_TYPE_BOOL 0x01 #define TUYA_TYPE_VALUE 0x02 #define TUYA_TYPE_STRING 0x03 #define TUYA_TYPE_ENUM 0x04 #define TUYA_BUFFER_SIZE 256 #include TasmotaSerial *TuyaSerial = nullptr; struct TUYA { uint16_t Levels[5] = {0,0,0,0,0}; // Array to store the values of TuyaMCU channels uint16_t Snapshot[5] = {0,0,0,0,0}; // Array to store a snapshot of Tasmota actual channel values uint16_t EnumState[4] = {0,0,0,0}; // Array to store up to four Enum type 4 values char RGBColor[7] = "000000"; // Stores RGB Color string in Hex format uint16_t CTMin = 153; // Minimum CT level allowed - When SetOption82 is enabled will default to 200 uint16_t CTMax = 500; // Maximum CT level allowed - When SetOption82 is enabled will default to 380 bool ModeSet = false; // Controls 0 - Single Tone light, 1 - RGB Light uint16_t Sensors[14]; // Stores the values of Sensors connected to the Tuya Device bool SensorsValid[14]; // Bool used for nullify the sensor value until a real value is received from the MCU bool SuspendTopic = false; // Used to reduce the load at init time or when polling the configuraton on demand uint32_t ignore_topic_timeout = 0; // Suppress the /STAT topic (if enabled) to avoid data overflow until the configuration is over bool ignore_dim = false; // Flag to skip serial send to prevent looping when processing inbound states from the faceplate interaction uint8_t cmd_status = 0; // Current status of serial-read uint8_t cmd_checksum = 0; // Checksum of tuya command uint8_t data_len = 0; // Data lenght of command uint8_t wifi_state = -2; // Keep MCU wifi-status in sync with WifiState() uint8_t heartbeat_timer = 0; // 10 second heartbeat timer for tuya module #ifdef USE_ENERGY_SENSOR uint32_t lastPowerCheckTime = 0; // Time when last power was checked #endif // USE_ENERGY_SENSOR char *buffer = nullptr; // Serial receive buffer int byte_counter = 0; // Index in serial receive buffer bool low_power_mode = false; // Normal or Low power mode protocol bool send_success_next_second = false; // Second command success in low power mode uint32_t ignore_dimmer_cmd_timeout = 0; // Time until which received dimmer commands should be ignored bool ignore_tuyareceived = false; // When a modeset changes ignore stat } Tuya; #define D_JSON_TUYA_MCU_RECEIVED "TuyaReceived" #define D_PRFX_TUYA "Tuya" #define D_CMND_TUYA_MCU "MCU" #define D_CMND_TUYA_MCU_SEND_STATE "Send" #define D_CMND_TUYARGB "RGB" #define D_CMND_TUYA_ENUM "Enum" #define D_CMND_TUYA_ENUM_LIST "EnumList" #define D_CMND_TUYA_SET_TEMP "SetTemp" #define D_CMND_TUYA_SET_HUM "SetHum" #define D_CMND_TUYA_SET_TIMER "SetTimer" const char kTuyaSensors[] PROGMEM = // Lit of available sensors (can be expanded in the future) "" D_JSON_TEMPERATURE "|TempSet|" D_JSON_HUMIDITY "|HumSet|" D_JSON_ILLUMINANCE "|" D_JSON_TVOC "|" D_JSON_ECO2 "|" D_JSON_CO2 "|||Timer1|Timer2|Timer3|TImer4"; const char kTuyaCommand[] PROGMEM = D_PRFX_TUYA "|" // Prefix D_CMND_TUYA_MCU "|" D_CMND_TUYA_MCU_SEND_STATE "|" D_CMND_TUYARGB "|" D_CMND_TUYA_ENUM "|" D_CMND_TUYA_ENUM_LIST; void (* const TuyaCommand[])(void) PROGMEM = { &CmndTuyaMcu, &CmndTuyaSend, &CmndTuyaRgb, &CmndTuyaEnum, &CmndTuyaEnumList }; /*********************************************************************************************\ * Web Interface \*********************************************************************************************/ bool IsModuleTuya(void) { return ((TUYA_DIMMER == TasmotaGlobal.module_type) || (SK03_TUYA == TasmotaGlobal.module_type)); } bool AsModuleTuyaMS(void) // ModeSet Layout { return ((TasmotaGlobal.light_type > LT_RGB) && TuyaGetDpId(TUYA_MCU_FUNC_MODESET) != 0); } bool TuyaModeSet(void) // ModeSet Status { return Tuya.ModeSet; } /*********************************************************************************************\ * Web Interface \*********************************************************************************************/ /* TuyaSend dpId,data TuyaSend0 -> Sends TUYA_CMD_QUERY_STATE TuyaSend1 11,1 -> Sends boolean (Type 1) data 0/1 to dpId 11 (Max data length 1 byte) TuyaSend2 11,100 -> Sends integer (Type 2) data 100 to dpId 11 (Max data length 4 bytes) TuyaSend2 11,0xAABBCCDD -> Sends 4 bytes (Type 2) data to dpId 11 (Max data length 4 bytes) TuyaSend3 11,ThisIsTheData -> Sends the supplied string (Type 3) to dpId 11 ( Max data length not-known) TuyaSend4 11,1 -> Sends enum (Type 4) data 1 to dpId 11 (Max data length 1 bytes) */ void CmndTuyaSend(void) { if (XdrvMailbox.index > 4 && XdrvMailbox.index < 8) { return; } if (XdrvMailbox.index == 0) { TuyaRequestState(0); } else if (XdrvMailbox.index == 8) { TuyaRequestState(8); } else if (XdrvMailbox.index == 9) { // TuyaSend Topic Toggle Settings.tuyamcu_topic = !Settings.tuyamcu_topic; AddLog_P(LOG_LEVEL_INFO, PSTR("TYA: TuyaMCU Stat Topic %s"), (Settings.tuyamcu_topic ? PSTR("enabled") : PSTR("disabled"))); } else { if (XdrvMailbox.data_len > 0) { char *p; char *data; uint8_t i = 0; uint8_t dpId = 0; for (char *str = strtok_r(XdrvMailbox.data, ", ", &p); str && i < 2; str = strtok_r(nullptr, ", ", &p)) { if ( i == 0) { dpId = strtoul(str, nullptr, 0); } else { data = str; } i++; } if (1 == XdrvMailbox.index) { TuyaSendBool(dpId, strtoul(data, nullptr, 0)); } else if (2 == XdrvMailbox.index) { TuyaSendValue(dpId, strtoull(data, nullptr, 0)); } else if (3 == XdrvMailbox.index) { TuyaSendString(dpId, data); } else if (4 == XdrvMailbox.index) { TuyaSendEnum(dpId, strtoul(data, nullptr, 0)); } } } ResponseCmndDone(); } // TuyaMcu fnid,dpid void CmndTuyaMcu(void) { if (XdrvMailbox.data_len > 0) { char *p; uint8_t i = 0; uint8_t parm[3] = { 0 }; for (char *str = strtok_r(XdrvMailbox.data, ", ", &p); str && i < 2; str = strtok_r(nullptr, ", ", &p)) { parm[i] = strtoul(str, nullptr, 0); i++; } if (TuyaFuncIdValid(parm[0])) { bool DualDim; if (TUYA_MCU_FUNC_DIMMER2 == parm[0] && parm[1] != 0) { if (TuyaGetDpId(TUYA_MCU_FUNC_DIMMER) != 0) { DualDim = true; } } else if (TUYA_MCU_FUNC_DIMMER == parm[0] && parm[1] != 0) { if (TuyaGetDpId(TUYA_MCU_FUNC_DIMMER2) != 0) { DualDim = true; } } else if ((TUYA_MCU_FUNC_DIMMER == parm[0] && parm[1] == 0) || (TUYA_MCU_FUNC_DIMMER2 == parm[0] && parm[1] == 0)) { DualDim = false; }; if (DualDim) { // If the second dimmer is enabled CT, RGB or WHITE function must be removed if (TuyaGetDpId(TUYA_MCU_FUNC_CT) != 0) { TuyaAddMcuFunc(TUYA_MCU_FUNC_CT, 0); } if (TuyaGetDpId(TUYA_MCU_FUNC_RGB) != 0) { TuyaAddMcuFunc(TUYA_MCU_FUNC_RGB, 0); } if (TuyaGetDpId(TUYA_MCU_FUNC_WHITE) != 0) { TuyaAddMcuFunc(TUYA_MCU_FUNC_WHITE, 0); } Settings.flag3.pwm_multi_channels = 1; } else { Settings.flag3.pwm_multi_channels = 0; } TuyaAddMcuFunc(parm[0], parm[1]); TasmotaGlobal.restart_flag = 2; } else { AddLog_P(LOG_LEVEL_ERROR, PSTR("TYA: TuyaMcu Invalid function id=%d"), parm[0]); } } Response_P(PSTR("{\"%s\":["), XdrvMailbox.command); // Builds TuyaMCU bool added = false; for (uint8_t i = 0; i < MAX_TUYA_FUNCTIONS; i++) { if (Settings.tuya_fnid_map[i].fnid != 0) { if (added) { ResponseAppend_P(PSTR(",")); } ResponseAppend_P(PSTR("{\"fnId\":%d,\"dpId\":%d}" ), Settings.tuya_fnid_map[i].fnid, Settings.tuya_fnid_map[i].dpid); added = true; } } ResponseAppend_P(PSTR("]}")); } void CmndTuyaRgb(void) { // Command to control the RGB format uint16_t payload = XdrvMailbox.payload; if (XdrvMailbox.data_len > 0) { if (payload < 0 || payload > 3 || TuyaGetDpId(TUYA_MCU_FUNC_RGB) == 0) { return; } else { if (payload != Settings.tuya_fnid_map[230].dpid) { // fnid 230 is reserved for RGB Settings.tuya_fnid_map[230].fnid = 230; Settings.tuya_fnid_map[230].dpid = payload; } } } ResponseCmndNumber(Settings.tuya_fnid_map[230].dpid); } void CmndTuyaEnum(void) { // Command to control up to four type 4 Enum uint16_t EnumIdx = XdrvMailbox.index; int32_t payload = XdrvMailbox.payload; if (EnumIdx > 4 || TuyaGetDpId(TUYA_MCU_FUNC_ENUM1 + (EnumIdx-1)) == 0) { return; } if (XdrvMailbox.data_len > 0) { if (payload < 0 || payload > Settings.tuya_fnid_map[EnumIdx + 230].dpid ) { return; } else { if (payload != Tuya.EnumState[EnumIdx-1]) { Tuya.EnumState[EnumIdx-1] = payload; TuyaSendEnum(TuyaGetDpId(TUYA_MCU_FUNC_ENUM1 + (EnumIdx-1)), payload); } ResponseCmndIdxNumber(Tuya.EnumState[EnumIdx-1]); } } else { Response_P(PSTR("{\"%s\":{"), XdrvMailbox.command); // Builds TuyaEnum bool added = false; for (uint8_t i = 0; i <= 3; i++) { if (TuyaGetDpId(TUYA_MCU_FUNC_ENUM1 + i) != 0) { if (added) { ResponseAppend_P(PSTR(",")); } ResponseAppend_P(PSTR("\"Enum%d\":%d"), i + 1, Tuya.EnumState[i]); // Returns the avtual values of Enum as list added = true; } } ResponseAppend_P(PSTR("}}")); } } void CmndTuyaEnumList(void) { // Command to declare the number of items in list for up to four type 4 enum. Min = 0, Max = 31, Default = 0 if (XdrvMailbox.data_len > 0) { char *p; uint8_t i = 0; uint8_t parm[3] = { 0 }; for (char *str = strtok_r(XdrvMailbox.data, ", ", &p); str && i < 2; str = strtok_r(nullptr, ", ", &p)) { parm[i] = strtoul(str, nullptr, 0); i++; } if ((parm[0] >= 1 && parm[0] <= 4) && (parm[1] >= 1 && parm[1] <= 31)) { uint16_t idx = parm[0] + 230; // fnid 231, 232, 233 and 234 are reserved for enum Settings.tuya_fnid_map[idx].fnid = idx; Settings.tuya_fnid_map[idx].dpid = parm[1]; } } if ((TuyaGetDpId(TUYA_MCU_FUNC_ENUM1) != 0) || (TuyaGetDpId(TUYA_MCU_FUNC_ENUM3) != 0) || (TuyaGetDpId(TUYA_MCU_FUNC_ENUM3) != 0) || (TuyaGetDpId(TUYA_MCU_FUNC_ENUM4) != 0)) { Response_P(PSTR("{\"%s\":{"), XdrvMailbox.command); // Builds TuyaEnumList bool added = false; for (uint8_t i = 0; i <= 3; i++) { if (TuyaGetDpId(TUYA_MCU_FUNC_ENUM1 + i) != 0) { if (added) { ResponseAppend_P(PSTR(",")); if ( Settings.tuya_fnid_map[i + 231].dpid > 31 ) { Settings.tuya_fnid_map[i + 231].dpid = 0; } // default to 0 it the value exceed the range } ResponseAppend_P(PSTR("\"Enum%d\":%d"), i + 1, Settings.tuya_fnid_map[i + 231].dpid); // fnid 231, 232, 233 and 234 are reserved for Enum added = true; } } ResponseAppend_P(PSTR("}}")); } else { return; } } int StrCmpNoCase(char const *Str1, char const *Str2) // Compare case sensistive RGB strings { for (;; Str1++, Str2++) { int StrCmp = tolower((unsigned char)*Str1) - tolower((unsigned char)*Str2); if (StrCmp != 0 || !*Str1) { return StrCmp; } } } /*********************************************************************************************\ * Internal Functions \*********************************************************************************************/ void TuyaAddMcuFunc(uint8_t fnId, uint8_t dpId) { bool added = false; if (fnId == 0 || dpId == 0) { // Delete entry for (uint8_t i = 0; i < MAX_TUYA_FUNCTIONS; i++) { if ((dpId > 0 && Settings.tuya_fnid_map[i].dpid == dpId) || (fnId > TUYA_MCU_FUNC_NONE && Settings.tuya_fnid_map[i].fnid == fnId)) { Settings.tuya_fnid_map[i].fnid = TUYA_MCU_FUNC_NONE; Settings.tuya_fnid_map[i].dpid = 0; break; } } } else { // Add or update for (uint8_t i = 0; i < MAX_TUYA_FUNCTIONS; i++) { if (Settings.tuya_fnid_map[i].dpid == dpId || Settings.tuya_fnid_map[i].dpid == 0 || Settings.tuya_fnid_map[i].fnid == fnId || Settings.tuya_fnid_map[i].fnid == 0) { if (!added) { // Update entry if exisiting entry or add Settings.tuya_fnid_map[i].fnid = fnId; Settings.tuya_fnid_map[i].dpid = dpId; added = true; } else if (Settings.tuya_fnid_map[i].dpid == dpId || Settings.tuya_fnid_map[i].fnid == fnId) { // Remove existing entry if added to empty place Settings.tuya_fnid_map[i].fnid = TUYA_MCU_FUNC_NONE; Settings.tuya_fnid_map[i].dpid = 0; } } } } UpdateDevices(); } void UpdateDevices() { for (uint8_t i = 0; i < MAX_TUYA_FUNCTIONS; i++) { uint8_t fnId = Settings.tuya_fnid_map[i].fnid; if (fnId > TUYA_MCU_FUNC_NONE && Settings.tuya_fnid_map[i].dpid > 0) { if (fnId >= TUYA_MCU_FUNC_REL1 && fnId <= TUYA_MCU_FUNC_REL8) { //Relay bitClear(TasmotaGlobal.rel_inverted, fnId - TUYA_MCU_FUNC_REL1); } else if (fnId >= TUYA_MCU_FUNC_REL1_INV && fnId <= TUYA_MCU_FUNC_REL8_INV) { // Inverted Relay bitSet(TasmotaGlobal.rel_inverted, fnId - TUYA_MCU_FUNC_REL1_INV); } } } } inline bool TuyaFuncIdValid(uint8_t fnId) { return (fnId >= TUYA_MCU_FUNC_SWT1 && fnId <= TUYA_MCU_FUNC_SWT4) || (fnId >= TUYA_MCU_FUNC_REL1 && fnId <= TUYA_MCU_FUNC_REL8) || (fnId >= TUYA_MCU_FUNC_DIMMER && fnId <= TUYA_MCU_FUNC_REPORT2) || (fnId >= TUYA_MCU_FUNC_POWER && fnId <= TUYA_MCU_FUNC_BATTERY_PERCENTAGE) || (fnId >= TUYA_MCU_FUNC_REL1_INV && fnId <= TUYA_MCU_FUNC_REL8_INV) || (fnId >= TUYA_MCU_FUNC_ENUM1 && fnId <= TUYA_MCU_FUNC_ENUM4) || (fnId >= TUYA_MCU_FUNC_MOTOR_DIR && fnId <= TUYA_MCU_FUNC_DUMMY) || (fnId == TUYA_MCU_FUNC_LOWPOWER_MODE) || (fnId >= TUYA_MCU_FUNC_TEMP && fnId <= TUYA_MCU_FUNC_HUMSET) || (fnId >= TUYA_MCU_FUNC_LX && fnId <= TUYA_MCU_FUNC_ECO2) || (fnId >= TUYA_MCU_FUNC_TIMER1 && fnId <= TUYA_MCU_FUNC_TIMER4); } uint8_t TuyaGetFuncId(uint8_t dpid) { for (uint8_t i = 0; i < MAX_TUYA_FUNCTIONS; i++) { if (Settings.tuya_fnid_map[i].dpid == dpid) { return Settings.tuya_fnid_map[i].fnid; } } return TUYA_MCU_FUNC_NONE; } uint8_t TuyaGetDpId(uint8_t fnId) { for (uint8_t i = 0; i < MAX_TUYA_FUNCTIONS; i++) { if (Settings.tuya_fnid_map[i].fnid == fnId) { return Settings.tuya_fnid_map[i].dpid; } } return 0; } void TuyaSendCmd(uint8_t cmd, uint8_t payload[] = nullptr, uint16_t payload_len = 0) { uint8_t checksum = (0xFF + cmd + (payload_len >> 8) + (payload_len & 0xFF)); TuyaSerial->write(0x55); // Tuya header 55AA TuyaSerial->write(0xAA); TuyaSerial->write((uint8_t)0x00); // version 00 TuyaSerial->write(cmd); // Tuya command TuyaSerial->write(payload_len >> 8); // following data length (Hi) TuyaSerial->write(payload_len & 0xFF); // following data length (Lo) char log_data[LOGSZ]; snprintf_P(log_data, sizeof(log_data), PSTR("TYA: Send \"55aa00%02x%02x%02x"), cmd, payload_len >> 8, payload_len & 0xFF); for (uint32_t i = 0; i < payload_len; ++i) { TuyaSerial->write(payload[i]); checksum += payload[i]; snprintf_P(log_data, sizeof(log_data), PSTR("%s%02x"), log_data, payload[i]); } TuyaSerial->write(checksum); TuyaSerial->flush(); snprintf_P(log_data, sizeof(log_data), PSTR("%s%02x\""), log_data, checksum); AddLogData(LOG_LEVEL_DEBUG, log_data); } void TuyaSendState(uint8_t id, uint8_t type, uint8_t* value) { uint16_t payload_len = 4; uint8_t payload_buffer[8]; payload_buffer[0] = id; payload_buffer[1] = type; switch (type) { case TUYA_TYPE_BOOL: case TUYA_TYPE_ENUM: payload_len += 1; payload_buffer[2] = 0x00; payload_buffer[3] = 0x01; payload_buffer[4] = value[0]; break; case TUYA_TYPE_VALUE: payload_len += 4; payload_buffer[2] = 0x00; payload_buffer[3] = 0x04; payload_buffer[4] = value[3]; payload_buffer[5] = value[2]; payload_buffer[6] = value[1]; payload_buffer[7] = value[0]; break; } TuyaSendCmd(TUYA_CMD_SET_DP, payload_buffer, payload_len); } void TuyaSendBool(uint8_t id, bool value) { TuyaSendState(id, TUYA_TYPE_BOOL, (uint8_t*)&value); } void TuyaSendValue(uint8_t id, uint32_t value) { TuyaSendState(id, TUYA_TYPE_VALUE, (uint8_t*)(&value)); } void TuyaSendEnum(uint8_t id, uint32_t value) { TuyaSendState(id, TUYA_TYPE_ENUM, (uint8_t*)(&value)); } void TuyaSendString(uint8_t id, char data[]) { uint16_t len = strlen(data); uint16_t payload_len = 4 + len; uint8_t payload_buffer[payload_len]; payload_buffer[0] = id; payload_buffer[1] = TUYA_TYPE_STRING; payload_buffer[2] = len >> 8; payload_buffer[3] = len & 0xFF; for (uint16_t i = 0; i < len; i++) { payload_buffer[4+i] = data[i]; } TuyaSendCmd(TUYA_CMD_SET_DP, payload_buffer, payload_len); } bool TuyaSetPower(void) { bool status = false; uint8_t rpower = XdrvMailbox.index; int16_t source = XdrvMailbox.payload; uint8_t dpid = TuyaGetDpId(TUYA_MCU_FUNC_REL1 + TasmotaGlobal.active_device - 1); if (dpid == 0) dpid = TuyaGetDpId(TUYA_MCU_FUNC_REL1_INV + TasmotaGlobal.active_device - 1); if (source != SRC_SWITCH && TuyaSerial) { // ignore to prevent loop from pushing state from faceplate interaction TuyaSendBool(dpid, bitRead(rpower, TasmotaGlobal.active_device-1) ^ bitRead(TasmotaGlobal.rel_inverted, TasmotaGlobal.active_device-1)); delay(20); // Hack when power is off and dimmer is set then both commands go too soon to Serial out. status = true; } return status; } bool TuyaSetChannels(void) { uint16_t hue, TuyaData; uint8_t sat, bri; uint8_t TuyaIdx = 0; char hex_char[15]; bool noupd = false; bool LightMode = TuyaGetDpId(TUYA_MCU_FUNC_MODESET) != 0; uint8_t idx = 0; snprintf_P(hex_char, sizeof(hex_char), PSTR("000000000000")); if (LT_SERIAL1 == TasmotaGlobal.light_type) { Tuya.Snapshot[0] = light_state.getDimmer(); } if (LT_SERIAL2 == TasmotaGlobal.light_type || LT_RGBWC == TasmotaGlobal.light_type) { idx = 1; if (LT_SERIAL2 == TasmotaGlobal.light_type && Settings.flag3.pwm_multi_channels && (TuyaGetDpId(TUYA_MCU_FUNC_DIMMER2) != 0)) { // Special setup for dual dimmer (like the MOES 2 Way Dimmer) emulating 2 PWM channels Tuya.Snapshot[0] = changeUIntScale(Light.current_color[0], 0, 255, 0, 100); Tuya.Snapshot[1] = changeUIntScale(Light.current_color[1], 0, 255, 0, 100); } else { // CT Light or RGBWC getCTRange(&Tuya.CTMin, &Tuya.CTMax); // SetOption82 - Reduce the CT range from 153..500 to 200..380 to accomodate with Alexa range Tuya.Snapshot[0] = light_state.getDimmer(); Tuya.Snapshot[1] = light_state.getCT(); } } if (LT_RGBW == TasmotaGlobal.light_type) { idx = 1; Tuya.Snapshot[0] = light_state.getDimmer(1); Tuya.Snapshot[1] = light_state.getDimmer(2); } if (TasmotaGlobal.light_type > LT_BASIC) { if (LT_RGB != TasmotaGlobal.light_type) { for (uint8_t i = 0; i <= idx; i++) { if (Tuya.Snapshot[i] != Tuya.Levels[i]) { if (i == 0 && LightMode && Tuya.ModeSet ) { noupd = true;} if (!noupd) { LightSerialDuty(Tuya.Snapshot[i], &hex_char[0], i+1); //Tuya.Levels[i] = Tuya.Snapshot[i]; } noupd = false; } } } if (TasmotaGlobal.light_type >= LT_RGB) { // There are two types of rgb format, configure the correct one using TuyaRGB command. // The most common is 0HUE0SAT0BRI0 and the less common is RRGGBBFFFF6464 and sometimes both are case sensitive: // 0 type 1 Uppercase - 00DF00DC0244 // 1 Type 1 Lowercase - 008003e8037a // 2 Type 2 Uppercase - 00FF00FFFF6464 // 3 Type 2 Lowercase - 00e420ffff6464 uint8_t RGBType = Settings.tuya_fnid_map[230].dpid; // Select the type of RGB payload char scolor[7]; LightGetColor(scolor, 1); // Always get the color in hex format light_state.getHSB(&hue, &sat, &bri); sat = changeUIntScale(sat, 0, 255, 0, 100); bri = changeUIntScale(bri, 0, 255, 0, 100); if ((RGBType > 1 && (StrCmpNoCase(scolor, Tuya.RGBColor) != 0)) || (RGBType <= 1 && ((hue != Tuya.Snapshot[2]) || (sat != Tuya.Snapshot[3]) || (bri != Tuya.Snapshot[4])))) { if ((LightMode && Tuya.ModeSet) || LT_RGB == TasmotaGlobal.light_type) { if (TuyaGetDpId(TUYA_MCU_FUNC_RGB) != 0) { switch (RGBType) { case 0: // Uppercase Type 1 payload snprintf_P(hex_char, sizeof(hex_char), PSTR("%04X%04X%04X"), hue, sat * 10, bri * 10); break; case 1: // Lowercase Type 1 payload snprintf_P(hex_char, sizeof(hex_char), PSTR("%04x%04x%04x"), hue, sat * 10, bri * 10); break; case 2: // Uppercase Type 2 payload snprintf_P(hex_char, sizeof(hex_char), PSTR("%sFFFF6464"), scolor); break; case 3: // Lowercase Type 2 payload snprintf_P(hex_char, sizeof(hex_char), PSTR("%sffff6464"), LowerCase(scolor, scolor)); break; } memcpy_P(Tuya.RGBColor, scolor, strlen(scolor)); Tuya.Snapshot[2] = hue; Tuya.Snapshot[3] = sat; Tuya.Snapshot[4] = bri; } LightSerialDuty(0, &hex_char[0], 3); } } } } return true; } void LightSerialDuty(uint16_t duty, char *hex_char, uint8_t TuyaIdx) { uint8_t dpid = TuyaGetDpId(TUYA_MCU_FUNC_DIMMER); bool CTLight = false; if (TuyaIdx > 0 && TuyaIdx <= 2) { if (TuyaIdx == 2) { if (!Settings.flag3.pwm_multi_channels) { CTLight = true; dpid = TuyaGetDpId(TUYA_MCU_FUNC_CT); } else { dpid = TuyaGetDpId(TUYA_MCU_FUNC_DIMMER2); } } if (duty > 0 && !Tuya.ignore_dim && TuyaSerial && dpid > 0) { if (TuyaIdx == 2 && CTLight) { duty = changeUIntScale(duty, Tuya.CTMin, Tuya.CTMax, Settings.dimmer_hw_max, 0); } else { duty = changeUIntScale(duty, 0, 100, 0, Settings.dimmer_hw_max); } if (duty < Settings.dimmer_hw_min) { duty = Settings.dimmer_hw_min; } // dimming acts odd below 25(10%) - this mirrors the threshold set on the faceplate itself Tuya.ignore_dimmer_cmd_timeout = millis() + 250; // Ignore serial received dim commands for the next 250ms if (Tuya.ModeSet && (TuyaGetDpId(TUYA_MCU_FUNC_MODESET) != 0) && TasmotaGlobal.light_type > LT_RGB) { TuyaSendEnum(TuyaGetDpId(TUYA_MCU_FUNC_MODESET), 0); } TuyaSendValue(dpid, duty); } else if (dpid > 0 && TuyaIdx <= 2) { Tuya.ignore_dim = false; // reset flag if (TuyaIdx == 2 && CTLight) { duty = changeUIntScale(duty, Tuya.CTMin, Tuya.CTMax, Settings.dimmer_hw_max, 0); } else { duty = changeUIntScale(duty, 0, 100, 0, Settings.dimmer_hw_max); } AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Send dim skipped value %d for dpid %d"), duty, dpid); // due to 0 or already set } else { AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Cannot set dimmer. Dimmer Id unknown")); } } if (TuyaIdx == 3) { dpid = TuyaGetDpId(TUYA_MCU_FUNC_RGB); if (!Tuya.ModeSet && (TuyaGetDpId(TUYA_MCU_FUNC_MODESET) != 0) && TasmotaGlobal.light_type > LT_RGB) { TuyaSendEnum(TuyaGetDpId(TUYA_MCU_FUNC_MODESET), 1); } TuyaSendString(dpid, hex_char); AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: TX RGB hex %s to dpId %d"), hex_char, dpid); } } void TuyaRequestState(uint8_t state_type) { if (TuyaSerial) { // Get current status of MCU AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Read MCU state")); Tuya.SuspendTopic = true; Tuya.ignore_topic_timeout = millis() + 1000; // suppress /STAT topic for 1000ms to limit data switch (state_type) { case 0: TuyaSendCmd(TUYA_CMD_QUERY_STATE); break; case 8: TuyaSendCmd(TUYA_CMD_QUERY_PRODUCT); break; } } } void TuyaResetWifi(void) { if (!Settings.flag.button_restrict) { // SetOption1 - Control button multipress char scmnd[20]; snprintf_P(scmnd, sizeof(scmnd), D_CMND_WIFICONFIG " %d", 2); ExecuteCommand(scmnd, SRC_BUTTON); } } void TuyaProcessStatePacket(void) { char scmnd[20]; uint8_t dpidStart = 6; uint8_t fnId; uint16_t dpDataLen; bool PowerOff = false; while (dpidStart + 4 < Tuya.byte_counter) { dpDataLen = Tuya.buffer[dpidStart + 2] << 8 | Tuya.buffer[dpidStart + 3]; fnId = TuyaGetFuncId(Tuya.buffer[dpidStart]); AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: fnId=%d is set for dpId=%d"), fnId, Tuya.buffer[dpidStart]); if (Tuya.buffer[dpidStart + 1] == 1) { // Data Type 1 if (fnId >= TUYA_MCU_FUNC_REL1 && fnId <= TUYA_MCU_FUNC_REL8) { AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: RX Relay-%d --> MCU State: %s Current State:%s"), fnId - TUYA_MCU_FUNC_REL1 + 1, Tuya.buffer[dpidStart + 4]?"On":"Off",bitRead(TasmotaGlobal.power, fnId - TUYA_MCU_FUNC_REL1)?"On":"Off"); if ((TasmotaGlobal.power || Settings.light_dimmer > 0) && (Tuya.buffer[dpidStart + 4] != bitRead(TasmotaGlobal.power, fnId - TUYA_MCU_FUNC_REL1))) { if (!Tuya.buffer[dpidStart + 4]) { PowerOff = true; } ExecuteCommandPower(fnId - TUYA_MCU_FUNC_REL1 + 1, Tuya.buffer[dpidStart + 4], SRC_SWITCH); // send SRC_SWITCH? to use as flag to prevent loop from inbound states from faceplate interaction } } else if (fnId >= TUYA_MCU_FUNC_REL1_INV && fnId <= TUYA_MCU_FUNC_REL8_INV) { AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: RX Relay-%d-Inverted --> MCU State: %s Current State:%s"), fnId - TUYA_MCU_FUNC_REL1_INV + 1, Tuya.buffer[dpidStart + 4]?"Off":"On",bitRead(TasmotaGlobal.power, fnId - TUYA_MCU_FUNC_REL1_INV) ^ 1?"Off":"On"); if (Tuya.buffer[dpidStart + 4] != bitRead(TasmotaGlobal.power, fnId - TUYA_MCU_FUNC_REL1_INV) ^ 1) { ExecuteCommandPower(fnId - TUYA_MCU_FUNC_REL1_INV + 1, Tuya.buffer[dpidStart + 4] ^ 1, SRC_SWITCH); // send SRC_SWITCH? to use as flag to prevent loop from inbound states from faceplate interaction if (Tuya.buffer[dpidStart + 4]) { PowerOff = true; } } } else if (fnId >= TUYA_MCU_FUNC_SWT1 && fnId <= TUYA_MCU_FUNC_SWT4) { AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: RX Switch-%d --> MCU State: %d Current State:%d"),fnId - TUYA_MCU_FUNC_SWT1 + 1,Tuya.buffer[dpidStart + 4], SwitchGetVirtual(fnId - TUYA_MCU_FUNC_SWT1)); if (SwitchGetVirtual(fnId - TUYA_MCU_FUNC_SWT1) != Tuya.buffer[dpidStart + 4]) { SwitchSetVirtual(fnId - TUYA_MCU_FUNC_SWT1, Tuya.buffer[dpidStart + 4]); SwitchHandler(1); } } if (PowerOff) { Tuya.ignore_dimmer_cmd_timeout = millis() + 250; } } else if (Tuya.buffer[dpidStart + 1] == 2) { // Data Type 2 bool tuya_energy_enabled = (XNRG_32 == TasmotaGlobal.energy_driver); uint16_t packetValue = Tuya.buffer[dpidStart + 6] << 8 | Tuya.buffer[dpidStart + 7]; uint8_t dimIndex; bool SnsUpdate = false; if ((fnId >= TUYA_MCU_FUNC_TEMP) && (fnId <= TUYA_MCU_FUNC_TIMER4)) { // Sensors start from fnId 71 if (packetValue != Tuya.Sensors[fnId-71]) { Tuya.SensorsValid[fnId-71] = true; Tuya.Sensors[fnId-71] = packetValue; SnsUpdate = true; } } if (SnsUpdate) { char sname[20]; char tempval[5]; uint8_t res; if (TasmotaGlobal.uptime < 8) { // delay to avoid multiple topics at the same time at boot time return; } else { if (fnId > 74) { res = 0; } else { res = Settings.flag2.temperature_resolution; } GetTextIndexed(sname, sizeof(sname), (fnId-71), kTuyaSensors); ResponseClear(); // Clear retained message Response_P(PSTR("{\"TuyaSNS\":{\"%s\":%s}}"), sname, dtostrfd(packetValue, res, tempval)); // sensor update is just on change MqttPublishPrefixTopicRulesProcess_P(TELE, PSTR(D_CMND_SENSOR)); } } if (fnId == TUYA_MCU_FUNC_DIMMER || fnId == TUYA_MCU_FUNC_REPORT1) { dimIndex = 0; } if (fnId == TUYA_MCU_FUNC_DIMMER2 || fnId == TUYA_MCU_FUNC_REPORT2 || fnId == TUYA_MCU_FUNC_CT) { dimIndex = 1; } if (dimIndex == 1 && !Settings.flag3.pwm_multi_channels) { Tuya.Levels[1] = changeUIntScale(packetValue, 0, Settings.dimmer_hw_max, Tuya.CTMax, Tuya.CTMin); } else { Tuya.Levels[dimIndex] = changeUIntScale(packetValue, 0, Settings.dimmer_hw_max, 0, 100); } AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: RX value %d from dpId %d "), packetValue, Tuya.buffer[dpidStart]); if ((fnId == TUYA_MCU_FUNC_DIMMER) || (fnId == TUYA_MCU_FUNC_REPORT1) || (fnId == TUYA_MCU_FUNC_DIMMER2) || (fnId == TUYA_MCU_FUNC_REPORT2) || (fnId == TUYA_MCU_FUNC_CT) || (fnId == TUYA_MCU_FUNC_WHITE)) { if (Tuya.ignore_dimmer_cmd_timeout < millis()) { if ((TasmotaGlobal.power || Settings.flag3.tuya_apply_o20) && ((Tuya.Levels[dimIndex] > 0) && (Tuya.Levels[dimIndex] != Tuya.Snapshot[dimIndex]))) { // SetOption54 - Apply SetOption20 settings to Tuya device Tuya.ignore_dim = true; TasmotaGlobal.skip_light_fade = true; scmnd[0] = '\0'; if ((fnId == TUYA_MCU_FUNC_DIMMER) || (fnId == TUYA_MCU_FUNC_REPORT1)) { if (Settings.flag3.pwm_multi_channels && (abs(Tuya.Levels[0] - changeUIntScale(Light.current_color[0], 0, 255, 0, 100))) > 1) { snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_CHANNEL "1 %d"), Tuya.Levels[0]); } else if ((abs(Tuya.Levels[0] - light_state.getDimmer())) > 1) { snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_DIMMER "3 %d"), Tuya.Levels[0]); } } if (((fnId == TUYA_MCU_FUNC_DIMMER2) || (fnId == TUYA_MCU_FUNC_REPORT2)) && Settings.flag3.pwm_multi_channels && (abs(Tuya.Levels[1] - changeUIntScale(Light.current_color[1], 0, 255, 0, 100))) > 1) { snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_CHANNEL "2 %d"), Tuya.Levels[1]); } if ((fnId == TUYA_MCU_FUNC_CT) && (abs(Tuya.Levels[1] - light_state.getCT())) > 1) { snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_COLORTEMPERATURE " %d"), Tuya.Levels[1]); } if ((fnId == TUYA_MCU_FUNC_WHITE) && (abs(Tuya.Levels[1] - light_state.getDimmer(2))) > 1) { snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_WHITE " %d"), Tuya.Levels[1]); } if (scmnd[0] != '\0') { ExecuteCommand(scmnd, SRC_SWITCH); } } Tuya.Snapshot[dimIndex] = Tuya.Levels[dimIndex]; } } #ifdef USE_ENERGY_SENSOR else if (tuya_energy_enabled && fnId == TUYA_MCU_FUNC_VOLTAGE) { Energy.voltage[0] = (float)packetValue / 10; AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Rx ID=%d Voltage=%d"), Tuya.buffer[dpidStart], packetValue); } else if (tuya_energy_enabled && fnId == TUYA_MCU_FUNC_CURRENT) { Energy.current[0] = (float)packetValue / 1000; AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Rx ID=%d Current=%d"), Tuya.buffer[dpidStart], packetValue); } else if (tuya_energy_enabled && fnId == TUYA_MCU_FUNC_POWER) { Energy.active_power[0] = (float)packetValue / 10; AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Rx ID=%d Active_Power=%d"), Tuya.buffer[dpidStart], packetValue); if (RtcTime.valid) { if (Tuya.lastPowerCheckTime != 0 && Energy.active_power[0] > 0) { Energy.kWhtoday += (float)Energy.active_power[0] * (Rtc.utc_time - Tuya.lastPowerCheckTime) / 36; EnergyUpdateToday(); } Tuya.lastPowerCheckTime = Rtc.utc_time; } } #endif // USE_ENERGY_SENSOR } else if (Tuya.buffer[dpidStart + 1] == 3) { // Data Type 3 const unsigned char *dpData = (unsigned char*)&Tuya.buffer[dpidStart + 4]; if ((TuyaGetDpId(TUYA_MCU_FUNC_RGB) != 0)) { uint8_t RGBType = Settings.tuya_fnid_map[230].dpid; // Select the type of hex configured char RgbData[15]; char RGB[7]; char HSB1[5], HSB2[5], HSB3[5]; scmnd[0] = '\0'; snprintf_P(RgbData, sizeof(RgbData), PSTR("%.*s"), dpDataLen, dpData); if (RGBType <= 1 && dpDataLen == 12) { snprintf_P(HSB1, sizeof(HSB1), PSTR("%.4s\n"), &RgbData[0]); snprintf_P(HSB2, sizeof(HSB2), PSTR("%.4s\n"), &RgbData[4]); snprintf_P(HSB3, sizeof(HSB3), PSTR("%.4s\n"), &RgbData[8]); if ((Tuya.Snapshot[2] != ((int)strtol(HSB1, NULL, 16)) || Tuya.Snapshot[3] != ((int)strtol(HSB2, NULL, 16)) / 10 || Tuya.Snapshot[4] !=((int)strtol(HSB3, NULL, 16)) / 10)) { Tuya.Snapshot[2] = ((int)strtol(HSB1, NULL, 16)); Tuya.Snapshot[3] = ((int)strtol(HSB2, NULL, 16)) / 10; Tuya.Snapshot[4] = ((int)strtol(HSB3, NULL, 16)) / 10; snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_HSBCOLOR " %d,%d,%d"), ((int)strtol(HSB1, NULL, 16)), ((int)strtol(HSB2, NULL, 16)) / 10, ((int)strtol(HSB3, NULL, 16)) / 10); } } if (RGBType > 1 && dpDataLen == 14) { snprintf_P(RGB, sizeof(RGB), PSTR("%.6s\n"), &RgbData[0]); if (StrCmpNoCase(RGB, Tuya.RGBColor) != 0) { snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_COLOR " %s"), RGB); memcpy_P(Tuya.RGBColor, RGB, strlen(RGB)); } } if (scmnd[0] != '\0') { ExecuteCommand(scmnd, SRC_SWITCH); } } } else if (Tuya.buffer[dpidStart + 1] == 4) { // Data Type 4 const unsigned char *dpData = (unsigned char*)&Tuya.buffer[dpidStart + 4]; if ((fnId == TUYA_MCU_FUNC_MODESET)) { // Toggle light type Tuya.ModeSet = dpData[0]; Tuya.Levels[3] = dpData[0]; } if ((fnId >= TUYA_MCU_FUNC_ENUM1) && (fnId <= TUYA_MCU_FUNC_ENUM4)) { for (uint8_t i = 0; i <= 3; i++) { bool noupdate = false; if ((TUYA_MCU_FUNC_ENUM1 + i) == fnId) { if (Tuya.EnumState[i] != dpData[0]) { Tuya.EnumState[i] = dpData[0]; snprintf_P(scmnd, sizeof(scmnd), PSTR(D_PRFX_TUYA D_CMND_TUYA_ENUM "%d %d"), i+1, dpData[0]); ExecuteCommand(scmnd, SRC_SWITCH); } } } } } dpidStart += dpDataLen + 4; } } void TuyaLowPowerModePacketProcess(void) { switch (Tuya.buffer[3]) { case TUYA_CMD_QUERY_PRODUCT: TuyaHandleProductInfoPacket(); TuyaSetWifiLed(); break; case TUYA_LOW_POWER_CMD_STATE: TuyaProcessStatePacket(); Tuya.send_success_next_second = true; break; } } void TuyaHandleProductInfoPacket(void) { uint16_t dataLength = Tuya.buffer[4] << 8 | Tuya.buffer[5]; char *data = &Tuya.buffer[6]; AddLog_P(LOG_LEVEL_INFO, PSTR("TYA: MCU Product ID: %.*s"), dataLength, data); } void TuyaSendLowPowerSuccessIfNeeded(void) { uint8_t success = 1; if (Tuya.send_success_next_second) { TuyaSendCmd(TUYA_LOW_POWER_CMD_STATE, &success, 1); Tuya.send_success_next_second = false; } } void TuyaNormalPowerModePacketProcess(void) { switch (Tuya.buffer[3]) { case TUYA_CMD_QUERY_PRODUCT: TuyaHandleProductInfoPacket(); TuyaSendCmd(TUYA_CMD_MCU_CONF); break; case TUYA_CMD_HEARTBEAT: AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Heartbeat")); if (Tuya.buffer[6] == 0) { AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Detected MCU restart")); Tuya.wifi_state = -2; } break; case TUYA_CMD_STATE: TuyaProcessStatePacket(); break; case TUYA_CMD_WIFI_RESET: case TUYA_CMD_WIFI_SELECT: AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: RX WiFi Reset")); TuyaResetWifi(); break; case TUYA_CMD_WIFI_STATE: AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: RX WiFi LED set ACK")); Tuya.wifi_state = TuyaGetTuyaWifiState(); break; case TUYA_CMD_MCU_CONF: AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: RX MCU configuration Mode=%d"), Tuya.buffer[5]); if (Tuya.buffer[5] == 2) { // Processing by ESP module mode uint8_t led1_gpio = Tuya.buffer[6]; uint8_t key1_gpio = Tuya.buffer[7]; bool key1_set = false; bool led1_set = false; for (uint32_t i = 0; i < ARRAY_SIZE(Settings.my_gp.io); i++) { if (Settings.my_gp.io[i] == AGPIO(GPIO_LED1)) led1_set = true; else if (Settings.my_gp.io[i] == AGPIO(GPIO_KEY1)) key1_set = true; } if (!Settings.my_gp.io[led1_gpio] && !led1_set) { Settings.my_gp.io[led1_gpio] = AGPIO(GPIO_LED1); TasmotaGlobal.restart_flag = 2; } if (!Settings.my_gp.io[key1_gpio] && !key1_set) { Settings.my_gp.io[key1_gpio] = AGPIO(GPIO_KEY1); TasmotaGlobal.restart_flag = 2; } } TuyaRequestState(0); break; default: AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: RX unknown command")); } } /*********************************************************************************************\ * API Functions \*********************************************************************************************/ bool TuyaModuleSelected(void) { if (!PinUsed(GPIO_TUYA_RX) || !PinUsed(GPIO_TUYA_TX)) { // fallback to hardware-serial if not explicitly selected SetPin(1, AGPIO(GPIO_TUYA_TX)); SetPin(3, AGPIO(GPIO_TUYA_RX)); Settings.my_gp.io[1] = AGPIO(GPIO_TUYA_TX); Settings.my_gp.io[3] = AGPIO(GPIO_TUYA_RX); TasmotaGlobal.restart_flag = 2; } if (TuyaGetDpId(TUYA_MCU_FUNC_DIMMER) == 0 && TUYA_DIMMER_ID > 0) { TuyaAddMcuFunc(TUYA_MCU_FUNC_DIMMER, TUYA_DIMMER_ID); } bool relaySet = false; for (uint8_t i = 0 ; i < MAX_TUYA_FUNCTIONS; i++) { if ((Settings.tuya_fnid_map[i].fnid >= TUYA_MCU_FUNC_REL1 && Settings.tuya_fnid_map[i].fnid <= TUYA_MCU_FUNC_REL8 ) || (Settings.tuya_fnid_map[i].fnid >= TUYA_MCU_FUNC_REL1_INV && Settings.tuya_fnid_map[i].fnid <= TUYA_MCU_FUNC_REL8_INV )) { relaySet = true; TasmotaGlobal.devices_present++; } } if (!relaySet && TuyaGetDpId(TUYA_MCU_FUNC_DUMMY) == 0) { //by default the first relay is created automatically the dummy let remove it if not needed TuyaAddMcuFunc(TUYA_MCU_FUNC_REL1, 1); TasmotaGlobal.devices_present++; SettingsSaveAll(); } // Possible combinations for Lights: // 0: NONE = LT_BASIC // 1: DIMMER = LT_SERIAL1 - Common one channel dimmer // 2: DIMMER, DIMMER2 = LT_SERIAL2 - Two channels dimmer (special setup used with SetOption68) // 3: DIMMER, CT = LT_SERIAL2 - Dimmable light and White Color Temperature // 4: DIMMER, RGB = LT_RGB - RGB Light // 5: DIMMER, RGB, CT = LT_RGBWC - RGB LIght and White Color Temperature // 6: DIMMER, RGB, WHITE = LT_RGBW - RGB LIght and White if (TuyaGetDpId(TUYA_MCU_FUNC_DIMMER) != 0) { if (TuyaGetDpId(TUYA_MCU_FUNC_RGB) != 0) { if (TuyaGetDpId(TUYA_MCU_FUNC_CT) != 0) { TasmotaGlobal.light_type = LT_RGBWC; } else if (TuyaGetDpId(TUYA_MCU_FUNC_WHITE) != 0) { TasmotaGlobal.light_type = LT_RGBW; } else { TasmotaGlobal.light_type = LT_RGB; } } else if (TuyaGetDpId(TUYA_MCU_FUNC_CT) != 0 || TuyaGetDpId(TUYA_MCU_FUNC_DIMMER2) != 0) { if (TuyaGetDpId(TUYA_MCU_FUNC_RGB) != 0) { TasmotaGlobal.light_type = LT_RGBWC; } else { TasmotaGlobal.light_type = LT_SERIAL2; } } else { TasmotaGlobal.light_type = LT_SERIAL1; } } else { TasmotaGlobal.light_type = LT_BASIC; } if (TuyaGetDpId(TUYA_MCU_FUNC_LOWPOWER_MODE) != 0) { Tuya.low_power_mode = true; Settings.flag3.fast_power_cycle_disable = true; // SetOption65 - Disable fast power cycle detection for device reset } UpdateDevices(); return true; } void TuyaInit(void) { int baudrate = 9600; if (Settings.flag4.tuyamcu_baudrate) { baudrate = 115200; } // SetOption97 - Set Baud rate for TuyaMCU serial communication (0 = 9600 or 1 = 115200) Tuya.buffer = (char*)(malloc(TUYA_BUFFER_SIZE)); if (Tuya.buffer != nullptr) { TuyaSerial = new TasmotaSerial(Pin(GPIO_TUYA_RX), Pin(GPIO_TUYA_TX), 2); if (TuyaSerial->begin(baudrate)) { if (TuyaSerial->hardwareSerial()) { ClaimSerial(); } // Get MCU Configuration Tuya.SuspendTopic = true; Tuya.ignore_topic_timeout = millis() + 1000; // suppress /STAT topic for 1000ms to avoid data overflow AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Request MCU configuration at %d bps"), baudrate); } } Tuya.heartbeat_timer = 0; // init heartbeat timer when dimmer init is done } void TuyaSerialInput(void) { while (TuyaSerial->available()) { yield(); uint8_t serial_in_byte = TuyaSerial->read(); if (serial_in_byte == 0x55) { // Start TUYA Packet Tuya.cmd_status = 1; Tuya.buffer[Tuya.byte_counter++] = serial_in_byte; Tuya.cmd_checksum += serial_in_byte; } else if (Tuya.cmd_status == 1 && serial_in_byte == 0xAA) { // Only packtes with header 0x55AA are valid Tuya.cmd_status = 2; Tuya.byte_counter = 0; Tuya.buffer[Tuya.byte_counter++] = 0x55; Tuya.buffer[Tuya.byte_counter++] = 0xAA; Tuya.cmd_checksum = 0xFF; } else if (Tuya.cmd_status == 2) { if (Tuya.byte_counter == 5) { // Get length of data Tuya.cmd_status = 3; Tuya.data_len = serial_in_byte; } Tuya.cmd_checksum += serial_in_byte; Tuya.buffer[Tuya.byte_counter++] = serial_in_byte; } else if ((Tuya.cmd_status == 3) && (Tuya.byte_counter == (6 + Tuya.data_len)) && (Tuya.cmd_checksum == serial_in_byte)) { // Compare checksum and process packet Tuya.buffer[Tuya.byte_counter++] = serial_in_byte; char hex_char[(Tuya.byte_counter * 2) + 2]; uint16_t len = Tuya.buffer[4] << 8 | Tuya.buffer[5]; Response_P(PSTR("{\"" D_JSON_TUYA_MCU_RECEIVED "\":{\"Data\":\"%s\",\"Cmnd\":%d"), ToHex_P((unsigned char*)Tuya.buffer, Tuya.byte_counter, hex_char, sizeof(hex_char)), Tuya.buffer[3]); uint16_t DataVal = 0; uint8_t dpId = 0; uint8_t dpDataType = 0; char DataStr[15]; if (len > 0) { ResponseAppend_P(PSTR(",\"CmndData\":\"%s\""), ToHex_P((unsigned char*)&Tuya.buffer[6], len, hex_char, sizeof(hex_char))); if (TUYA_CMD_STATE == Tuya.buffer[3]) { //55 AA 03 07 00 0D 01 04 00 01 02 02 02 00 04 00 00 00 1A 40 // 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 uint8_t dpidStart = 6; while (dpidStart + 4 < Tuya.byte_counter) { dpId = Tuya.buffer[dpidStart]; dpDataType = Tuya.buffer[dpidStart + 1]; uint16_t dpDataLen = Tuya.buffer[dpidStart + 2] << 8 | Tuya.buffer[dpidStart + 3]; const unsigned char *dpData = (unsigned char*)&Tuya.buffer[dpidStart + 4]; const char *dpHexData = ToHex_P(dpData, dpDataLen, hex_char, sizeof(hex_char)); if (TUYA_CMD_STATE == Tuya.buffer[3]) { ResponseAppend_P(PSTR(",\"DpType%uId%u\":"), dpDataType, dpId); if (TUYA_TYPE_BOOL == dpDataType && dpDataLen == 1) { ResponseAppend_P(PSTR("%u"), dpData[0]); DataVal = dpData[0]; } else if (TUYA_TYPE_VALUE == dpDataType && dpDataLen == 4) { uint32_t dpValue = (uint32_t)dpData[0] << 24 | (uint32_t)dpData[1] << 16 | (uint32_t)dpData[2] << 8 | (uint32_t)dpData[3] << 0; ResponseAppend_P(PSTR("%u"), dpValue); DataVal = dpValue; } else if (TUYA_TYPE_STRING == dpDataType) { ResponseAppend_P(PSTR("\"%.*s\""), dpDataLen, dpData); snprintf_P(DataStr, sizeof(DataStr), PSTR("%.*s"), dpDataLen, dpData); } else if (TUYA_TYPE_ENUM == dpDataType && dpDataLen == 1) { ResponseAppend_P(PSTR("%u"), dpData[0]); DataVal = dpData[0]; } else { ResponseAppend_P(PSTR("\"0x%s\""), dpHexData); snprintf_P(DataStr, sizeof(DataStr), PSTR("%s"), dpHexData); } } ResponseAppend_P(PSTR(",\"%d\":{\"DpId\":%d,\"DpIdType\":%d,\"DpIdData\":\"%s\""), dpId, dpId, dpDataType, dpHexData); if (TUYA_TYPE_STRING == dpDataType) { ResponseAppend_P(PSTR(",\"Type3Data\":\"%.*s\""), dpDataLen, dpData); } ResponseAppend_P(PSTR("}")); dpidStart += dpDataLen + 4; } } } ResponseAppend_P(PSTR("}}")); if (Settings.flag3.tuya_serial_mqtt_publish) { // SetOption66 - Enable TuyaMcuReceived messages over Mqtt MqttPublishPrefixTopic_P(RESULT_OR_TELE, PSTR(D_JSON_TUYA_MCU_RECEIVED)); } else { AddLog_P(LOG_LEVEL_DEBUG, TasmotaGlobal.mqtt_data); } XdrvRulesProcess(); if (dpId != 0 && Settings.tuyamcu_topic) { // Publish a /STAT Topic ready to use for any home automation system if (!Tuya.SuspendTopic) { char scommand[13]; snprintf_P(scommand, sizeof(scommand), PSTR("DpType%uId%u"), dpDataType, dpId); if (dpDataType != 3 && dpDataType != 5) { Response_P(PSTR("%u"), DataVal); } else { Response_P(PSTR("%s"), DataStr); } MqttPublishPrefixTopic_P(STAT, scommand); } } if (!Tuya.low_power_mode) { TuyaNormalPowerModePacketProcess(); } else { TuyaLowPowerModePacketProcess(); } Tuya.byte_counter = 0; Tuya.cmd_status = 0; Tuya.cmd_checksum = 0; Tuya.data_len = 0; } // read additional packets from TUYA else if (Tuya.byte_counter < TUYA_BUFFER_SIZE -1) { // add char to string if it still fits Tuya.buffer[Tuya.byte_counter++] = serial_in_byte; Tuya.cmd_checksum += serial_in_byte; } else { Tuya.byte_counter = 0; Tuya.cmd_status = 0; Tuya.cmd_checksum = 0; Tuya.data_len = 0; } } } bool TuyaButtonPressed(void) { if (!XdrvMailbox.index && ((PRESSED == XdrvMailbox.payload) && (NOT_PRESSED == Button.last_state[XdrvMailbox.index]))) { AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Reset GPIO triggered")); TuyaResetWifi(); return true; // Reset GPIO served here } return false; // Don't serve other buttons } uint8_t TuyaGetTuyaWifiState(void) { uint8_t wifi_state = 0x02; switch(WifiState()){ case WIFI_MANAGER: wifi_state = 0x01; break; case WIFI_RESTART: wifi_state = 0x03; break; } if (MqttIsConnected()) { wifi_state = 0x04; } return wifi_state; } void TuyaSetWifiLed(void) { Tuya.wifi_state = TuyaGetTuyaWifiState(); AddLog_P(LOG_LEVEL_DEBUG, PSTR("TYA: Set WiFi LED %d (%d)"), Tuya.wifi_state, WifiState()); if (Tuya.low_power_mode) { TuyaSendCmd(TUYA_LOW_POWER_CMD_WIFI_STATE, &Tuya.wifi_state, 1); } else { TuyaSendCmd(TUYA_CMD_WIFI_STATE, &Tuya.wifi_state, 1); } } #ifdef USE_TUYA_TIME void TuyaSetTime(void) { if (!RtcTime.valid) { return; } uint16_t payload_len = 8; uint8_t payload_buffer[8]; uint8_t tuya_day_of_week; if (RtcTime.day_of_week == 1) { tuya_day_of_week = 7; } else { tuya_day_of_week = RtcTime.day_of_week-1; } payload_buffer[0] = 0x01; payload_buffer[1] = RtcTime.year %100; payload_buffer[2] = RtcTime.month; payload_buffer[3] = RtcTime.day_of_month; payload_buffer[4] = RtcTime.hour; payload_buffer[5] = RtcTime.minute; payload_buffer[6] = RtcTime.second; payload_buffer[7] = tuya_day_of_week; //1 for Monday in TUYA Doc TuyaSendCmd(TUYA_CMD_SET_TIME, payload_buffer, payload_len); } #endif //USE_TUYA_TIME #ifdef USE_ENERGY_SENSOR /*********************************************************************************************\ * Energy Interface \*********************************************************************************************/ bool Xnrg32(uint8_t function) { bool result = false; if (TUYA_DIMMER == TasmotaGlobal.module_type) { if (FUNC_PRE_INIT == function) { if (TuyaGetDpId(TUYA_MCU_FUNC_POWER) != 0) { if (TuyaGetDpId(TUYA_MCU_FUNC_CURRENT) == 0) { Energy.current_available = false; } if (TuyaGetDpId(TUYA_MCU_FUNC_VOLTAGE) == 0) { Energy.voltage_available = false; } TasmotaGlobal.energy_driver = XNRG_32; } } } return result; } #endif // USE_ENERGY_SENSOR /*********************************************************************************************\ * Sensors \*********************************************************************************************/ void TuyaSensorsShow(bool json) { bool RootName = false; bool added = false; char sname[20]; char tempval[5]; uint8_t res; for (uint8_t sensor = TUYA_MCU_FUNC_TEMP; sensor <= TUYA_MCU_FUNC_TIMER4; sensor++) { // Sensors start from fnId 71 if (json) { if (TuyaGetDpId(sensor) != 0) { if (!RootName) { ResponseAppend_P(PSTR(",\"TuyaSNS\":{")); RootName = true; } if (added) { ResponseAppend_P(PSTR(",")); } if (sensor > 74) { res = 0; } else { res = Settings.flag2.temperature_resolution; } GetTextIndexed(sname, sizeof(sname), (sensor-71), kTuyaSensors); ResponseAppend_P(PSTR("\"%s\":%s"), sname, (Tuya.SensorsValid[sensor-71] ? dtostrfd(Tuya.Sensors[sensor-71], res, tempval) : "null")); added = true; } #ifdef USE_WEBSERVER } else { if (TuyaGetDpId(sensor) != 0) { switch (sensor) { case 71: WSContentSend_PD(HTTP_SNS_TEMP, "", dtostrfd(Tuya.Sensors[0], Settings.flag2.temperature_resolution, tempval), TempUnit()); break; case 72: WSContentSend_PD(PSTR("{s}" D_TEMPERATURE " Set{m}%s " D_UNIT_DEGREE "%c{e}"), dtostrfd(Tuya.Sensors[1], Settings.flag2.temperature_resolution, tempval), TempUnit()); break; case 73: WSContentSend_PD(HTTP_SNS_HUM, "", dtostrfd(Tuya.Sensors[2], Settings.flag2.temperature_resolution, tempval)); break; case 74: WSContentSend_PD(PSTR("{s}" D_HUMIDITY " Set{m}%s " D_UNIT_PERCENT "{e}"), dtostrfd(Tuya.Sensors[3], Settings.flag2.temperature_resolution, tempval)); break; case 75: WSContentSend_PD(HTTP_SNS_ILLUMINANCE, "", Tuya.Sensors[4]); break; case 76: WSContentSend_PD(PSTR("{s}" D_TVOC "{m}%d " D_UNIT_PARTS_PER_MILLION "{e}"), Tuya.Sensors[5]); break; case 77: WSContentSend_PD(HTTP_SNS_CO2, "", Tuya.Sensors[6]); break; case 78: WSContentSend_PD(HTTP_SNS_CO2EAVG, "", Tuya.Sensors[7]); break; case 81: case 82: case 83: case 84: WSContentSend_PD(PSTR("{s}Timer%d{m}%d{e}"), (sensor-80), Tuya.Sensors[sensor-71]); // No UoM for timers since they can be sec or min break; } } #endif // USE_WEBSERVER } } if (RootName) { ResponseJsonEnd();} } /*********************************************************************************************\ * Interface \*********************************************************************************************/ bool Xdrv16(uint8_t function) { bool result = false; if (TUYA_DIMMER == TasmotaGlobal.module_type) { switch (function) { case FUNC_LOOP: if (TuyaSerial) { TuyaSerialInput(); } break; case FUNC_MODULE_INIT: result = TuyaModuleSelected(); break; case FUNC_PRE_INIT: TuyaInit(); break; case FUNC_SET_DEVICE_POWER: result = TuyaSetPower(); break; case FUNC_BUTTON_PRESSED: result = TuyaButtonPressed(); break; case FUNC_EVERY_SECOND: if (TuyaSerial && Tuya.wifi_state != TuyaGetTuyaWifiState()) { TuyaSetWifiLed(); } if (!Tuya.low_power_mode) { Tuya.heartbeat_timer++; if (Tuya.heartbeat_timer > 10) { Tuya.heartbeat_timer = 0; TuyaSendCmd(TUYA_CMD_HEARTBEAT); } #ifdef USE_TUYA_TIME if (!(TasmotaGlobal.uptime % 60)) { TuyaSetTime(); } #endif //USE_TUYA_TIME } else { TuyaSendLowPowerSuccessIfNeeded(); } if (Tuya.ignore_topic_timeout < millis()) { Tuya.SuspendTopic = false; } break; case FUNC_SET_CHANNELS: result = TuyaSetChannels(); break; case FUNC_MQTT_INIT: TuyaSendCmd(TUYA_CMD_QUERY_PRODUCT); break; case FUNC_COMMAND: result = DecodeCommand(kTuyaCommand, TuyaCommand); break; case FUNC_JSON_APPEND: TuyaSensorsShow(1); break; #ifdef USE_WEBSERVER case FUNC_WEB_SENSOR: TuyaSensorsShow(0); break; #endif // USE_WEBSERVER } } return result; } #endif // USE_TUYA_MCU #endif // USE_LIGHT