From beb9d0ff841e8c9b6b871f2d415bc075d6a2767b Mon Sep 17 00:00:00 2001 From: evzone Date: Sun, 18 Nov 2018 11:35:53 +0200 Subject: [PATCH] add IR support to LG wall HVAC systems --- .../src/IRremoteESP8266.h | 4 +- sonoff/my_user_config.h | 2 +- sonoff/xdrv_05_irremote.ino | 138 +++++++++++++++++- 3 files changed, 136 insertions(+), 8 deletions(-) diff --git a/lib/IRremoteESP8266-2.2.1.02/src/IRremoteESP8266.h b/lib/IRremoteESP8266-2.2.1.02/src/IRremoteESP8266.h index e2dc26904..f2c730dee 100644 --- a/lib/IRremoteESP8266-2.2.1.02/src/IRremoteESP8266.h +++ b/lib/IRremoteESP8266-2.2.1.02/src/IRremoteESP8266.h @@ -171,8 +171,8 @@ #define DECODE_AIWA_RC_T501 false #define SEND_AIWA_RC_T501 false -#define DECODE_LG false -#define SEND_LG false +#define DECODE_LG true +#define SEND_LG true #define DECODE_SANYO false #define SEND_SANYO false diff --git a/sonoff/my_user_config.h b/sonoff/my_user_config.h index 3e0efdef4..9d5b871c4 100644 --- a/sonoff/my_user_config.h +++ b/sonoff/my_user_config.h @@ -366,7 +366,7 @@ // -- Low level interface devices ----------------- #define USE_IR_REMOTE // Send IR remote commands using library IRremoteESP8266 and ArduinoJson (+4k code, 0k3 mem, 48 iram) -// #define USE_IR_HVAC // Support for HVAC system using IR (+2k code) + #define USE_IR_HVAC // Support for HVAC system using IR (+2k code) #define USE_IR_RECEIVE // Support for IR receiver (+5k5 code, 264 iram) #define USE_WS2812 // WS2812 Led string using library NeoPixelBus (+5k code, +1k mem, 232 iram) - Disable by // diff --git a/sonoff/xdrv_05_irremote.ino b/sonoff/xdrv_05_irremote.ino index dd8178c12..8bd267759 100644 --- a/sonoff/xdrv_05_irremote.ino +++ b/sonoff/xdrv_05_irremote.ino @@ -1,18 +1,14 @@ /* xdrv_05_irremote.ino - infra red support for Sonoff-Tasmota - Copyright (C) 2018 Heiko Krupp, Lazar Obradovic 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 . */ @@ -44,6 +40,9 @@ const char kIrRemoteProtocols[] PROGMEM = #define HVAC_TOSHIBA_RPT_SPACE 7048 // Above original iremote limit #define HVAC_TOSHIBA_DATALEN 9 +// HVAC LG +#define HVAC_LG_DATALEN 7 + IRMitsubishiAC *mitsubir = NULL; const char kFanSpeedOptions[] = "A12345S"; @@ -137,6 +136,10 @@ void IrReceiveCheck(void) * IR Heating, Ventilation and Air Conditioning using IRMitsubishiAC library \*********************************************************************************************/ +/******************* + TOSHIBA +********************/ + boolean IrHvacToshiba(const char *HVAC_Mode, const char *HVAC_FanMode, boolean HVAC_Power, int HVAC_Temp) { uint16_t rawdata[2 + 2 * 8 * HVAC_TOSHIBA_DATALEN + 2]; @@ -226,6 +229,11 @@ boolean IrHvacToshiba(const char *HVAC_Mode, const char *HVAC_FanMode, boolean H return false; } + +/******************* + MITSUBISHI +********************/ + boolean IrHvacMitsubishi(const char *HVAC_Mode, const char *HVAC_FanMode, boolean HVAC_Power, int HVAC_Temp) { char *p; @@ -269,6 +277,124 @@ boolean IrHvacMitsubishi(const char *HVAC_Mode, const char *HVAC_FanMode, boolea return false; } + + +/******************* + LG +********************/ + +boolean IrHvacLG(const char *HVAC_Mode, const char *HVAC_FanMode, boolean HVAC_Power, int HVAC_Temp) +{ + uint32_t LG_Code; + byte data[HVAC_LG_DATALEN]; + static boolean hvacOn = false; + char *p; + uint8_t mode; + byte Temp; + + // Constant data + data[0] = 0x08; + data[1] = 0x08; + data[2] = 0x00; + + if (!HVAC_Power) { + data[2] = (byte)0x0C; // Turn OFF HVAC, code 0x88C0051 + data[3] = (byte)0x00; + data[4] = (byte)0x00; + data[5] = (byte)0x05; + data[6] = (byte)0x01; + hvacOn = false; + } + + else { + + // Set code for HVAC Mode - data[3] + if (HVAC_Mode == NULL) { + p = (char *)kHvacModeOptions; // default HVAC_HOT + } + else { + p = strchr(kHvacModeOptions, toupper(HVAC_Mode[0])); + } + if (!p) { + return true; + } + mode = (p - kHvacModeOptions) ^ 0x03; // HOT = 0x03, DRY = 0x02, COOL = 0x01, AUTO = 0x00 + switch (mode) { + case 0: // AUTO + data[3] = 11; + break; + case 1: // COOL + data[3] = 8; + break; + case 2: // DRY + data[3] = 9; + break; + case 3: // HOT + data[3] = 12; + break; + } + if (!hvacOn) { + data[3] = data[3] & 7; // reset bit3 + hvacOn = true; + } + + snprintf_P(log_data, sizeof(log_data), PSTR("IRHVAC: HvacMode %s, ModeVal %d, Code %d"), p, mode, data[3]); + AddLog(LOG_LEVEL_DEBUG); + + // Set code for HVAC temperature - data[4] + if (HVAC_Temp > 30) { + Temp = 30; + } + else if (HVAC_Temp < 18) { + Temp = 18; + } + else { + Temp = HVAC_Temp; + } + data[4] = (byte)(Temp - 15); + + // Set code for HVAC fan mode - data[5] + if (HVAC_FanMode == NULL) { + p = (char *)kFanSpeedOptions; // default FAN_SPEED_AUTO + } + else { + p = strchr(kFanSpeedOptions, toupper(HVAC_FanMode[0])); + } + if (!p) { + return true; + } + mode = p - kFanSpeedOptions; + if ((mode == 0) || (mode > 3)) { + data[5] = 5; // Auto = 0x05 + } + else { + data[5] = (mode * 2) - 2; // Low = 0x00, Mid = 0x02, High = 0x04 + } + + snprintf_P(log_data, sizeof(log_data), PSTR("IRHVAC: FanMode %s, ModeVal %d, Code %d"), p, mode, data[5]); + AddLog(LOG_LEVEL_DEBUG); + + // Set CRC code - data[6] + data[6] = (data[3] + data[4] + data[5]) & 0x0f; // CRC + + } + // Build LG IR code + LG_Code = data[0] << 4; + for (int i = 1; i < 6; i++) { + LG_Code = (LG_Code + data[i]) << 4; + } + LG_Code = LG_Code + data[6]; + + snprintf_P(log_data, sizeof(log_data), PSTR("IRHVAC: LG_Code %d"), LG_Code); + AddLog(LOG_LEVEL_DEBUG); + + // Send LG IR Code + noInterrupts(); + irsend->sendLG(LG_Code, 28); + interrupts(); + + return false; +} #endif // USE_IR_HVAC /*********************************************************************************************\ @@ -279,7 +405,6 @@ boolean IrHvacMitsubishi(const char *HVAC_Mode, const char *HVAC_FanMode, boolea * ArduinoJSON entry used to calculate jsonBuf: JSON_OBJECT_SIZE(3) + 40 = 96 IRsend: { "protocol": "SAMSUNG", "bits": 32, "data": 551502015 } - IRhvac: { "Vendor": "", "Power": <0|1>, "Mode": "", "FanSpeed": "<1|2|3|4|5|Auto|Silence>", "Temp": <17..30> } */ @@ -381,6 +506,9 @@ boolean IrSendCommand(void) else if (!strcasecmp_P(HVAC_Vendor, PSTR("MITSUBISHI"))) { error = IrHvacMitsubishi(HVAC_Mode, HVAC_FanMode, HVAC_Power, HVAC_Temp); } + else if (!strcasecmp_P(HVAC_Vendor, PSTR("LG"))) { + error = IrHvacLG(HVAC_Mode, HVAC_FanMode, HVAC_Power, HVAC_Temp); + } else { error = true; }