/*
tasmota.ino - Tasmota firmware for iTead Sonoff, Wemos and NodeMCU hardware
Copyright (C) 2020 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 .
*/
/*====================================================
Prerequisites:
- Change libraries/PubSubClient/src/PubSubClient.h
#define MQTT_MAX_PACKET_SIZE 1200
- Select IDE Tools - Flash Mode: "DOUT"
- Select IDE Tools - Flash Size: "1M (no SPIFFS)"
====================================================*/
// Location specific includes
#include // Arduino_Esp8266 version information (ARDUINO_ESP8266_RELEASE and ARDUINO_ESP8266_RELEASE_2_3_0)
#include "tasmota_version.h" // Tasmota version information
#include "tasmota.h" // Enumeration used in my_user_config.h
#include "my_user_config.h" // Fixed user configurable options
#ifdef USE_MQTT_TLS
#include // we need to include before "tasmota_post.h" to take precedence over the BearSSL version in Arduino
#endif // USE_MQTT_TLS
#include "tasmota_post.h" // Configuration overrides for all previous includes
#include "i18n.h" // Language support configured by my_user_config.h
#include "tasmota_template.h" // Hardware configuration
#ifdef ARDUINO_ESP8266_RELEASE_2_4_0
#include "lwip/init.h"
#if LWIP_VERSION_MAJOR != 1
#error Please use stable lwIP v1.4
#endif
#endif
// Libraries
#include // Ota
#include // Ota
#include // Webserver, Updater
#include // WemoHue, IRremote, Domoticz
#ifdef USE_ARDUINO_OTA
#include // Arduino OTA
#ifndef USE_DISCOVERY
#define USE_DISCOVERY
#endif
#endif // USE_ARDUINO_OTA
#ifdef USE_DISCOVERY
#include // MQTT, Webserver, Arduino OTA
#endif // USE_DISCOVERY
#ifdef USE_I2C
#include // I2C support library
#endif // USE_I2C
#ifdef USE_SPI
#include // SPI support, TFT
#endif // USE_SPI
// Structs
#include "settings.h"
/*********************************************************************************************\
* Global variables
\*********************************************************************************************/
WiFiUDP PortUdp; // UDP Syslog and Alexa
unsigned long feature_drv1; // Compiled driver feature map
unsigned long feature_drv2; // Compiled driver feature map
unsigned long feature_sns1; // Compiled sensor feature map
unsigned long feature_sns2; // Compiled sensor feature map
unsigned long feature5; // Compiled feature map
unsigned long feature6; // Compiled feature map
unsigned long serial_polling_window = 0; // Serial polling window
unsigned long state_second = 0; // State second timer
unsigned long state_50msecond = 0; // State 50msecond timer
unsigned long state_100msecond = 0; // State 100msecond timer
unsigned long state_250msecond = 0; // State 250msecond timer
unsigned long pulse_timer[MAX_PULSETIMERS] = { 0 }; // Power off timer
unsigned long blink_timer = 0; // Power cycle timer
unsigned long backlog_delay = 0; // Command backlog delay
power_t power = 0; // Current copy of Settings.power
power_t last_power = 0; // Last power set state
power_t blink_power; // Blink power state
power_t blink_mask = 0; // Blink relay active mask
power_t blink_powersave; // Blink start power save state
power_t latching_power = 0; // Power state at latching start
power_t rel_inverted = 0; // Relay inverted flag (1 = (0 = On, 1 = Off))
int serial_in_byte_counter = 0; // Index in receive buffer
int ota_state_flag = 0; // OTA state flag
int ota_result = 0; // OTA result
int restart_flag = 0; // Tasmota restart flag
int wifi_state_flag = WIFI_RESTART; // Wifi state flag
int blinks = 201; // Number of LED blinks
uint32_t uptime = 0; // Counting every second until 4294967295 = 130 year
uint32_t loop_load_avg = 0; // Indicative loop load average
uint32_t global_update = 0; // Timestamp of last global temperature and humidity update
uint32_t web_log_index = 1; // Index in Web log buffer (should never be 0)
float global_temperature = 9999; // Provide a global temperature to be used by some sensors
float global_humidity = 0; // Provide a global humidity to be used by some sensors
float global_pressure = 0; // Provide a global pressure to be used by some sensors
uint16_t tele_period = 9999; // Tele period timer
uint16_t blink_counter = 0; // Number of blink cycles
uint16_t seriallog_timer = 0; // Timer to disable Seriallog
uint16_t syslog_timer = 0; // Timer to re-enable syslog_level
int16_t save_data_counter; // Counter and flag for config save to Flash
RulesBitfield rules_flag; // Rule state flags (16 bits)
uint8_t mqtt_cmnd_blocked = 0; // Ignore flag for publish command
uint8_t mqtt_cmnd_blocked_reset = 0; // Count down to reset if needed
uint8_t state_250mS = 0; // State 250msecond per second flag
uint8_t latching_relay_pulse = 0; // Latching relay pulse timer
uint8_t sleep; // Current copy of Settings.sleep
uint8_t blinkspeed = 1; // LED blink rate
uint8_t pin[GPIO_MAX]; // Possible pin configurations
uint8_t active_device = 1; // Active device in ExecuteCommandPower
uint8_t leds_present = 0; // Max number of LED supported
uint8_t led_inverted = 0; // LED inverted flag (1 = (0 = On, 1 = Off))
uint8_t led_power = 0; // LED power state
uint8_t ledlnk_inverted = 0; // Link LED inverted flag (1 = (0 = On, 1 = Off))
uint8_t pwm_inverted = 0; // PWM inverted flag (1 = inverted)
uint8_t energy_flg = 0; // Energy monitor configured
uint8_t light_flg = 0; // Light module configured
uint8_t light_type = 0; // Light types
uint8_t serial_in_byte; // Received byte
uint8_t ota_retry_counter = OTA_ATTEMPTS; // OTA retry counter
uint8_t devices_present = 0; // Max number of devices supported
uint8_t seriallog_level; // Current copy of Settings.seriallog_level
uint8_t syslog_level; // Current copy of Settings.syslog_level
uint8_t my_module_type; // Current copy of Settings.module or user template type
uint8_t my_adc0; // Active copy of Module ADC0
uint8_t last_source = 0; // Last command source
uint8_t shutters_present = 0; // Number of actual define shutters
uint8_t prepped_loglevel = 0; // Delayed log level message
//uint8_t mdns_delayed_start = 0; // mDNS delayed start
bool serial_local = false; // Handle serial locally;
bool fallback_topic_flag = false; // Use Topic or FallbackTopic
bool backlog_mutex = false; // Command backlog pending
bool interlock_mutex = false; // Interlock power command pending
bool stop_flash_rotate = false; // Allow flash configuration rotation
bool blinkstate = false; // LED state
//bool latest_uptime_flag = true; // Signal latest uptime
bool pwm_present = false; // Any PWM channel configured with SetOption15 0
bool i2c_flg = false; // I2C configured
bool spi_flg = false; // SPI configured
bool soft_spi_flg = false; // Software SPI configured
bool ntp_force_sync = false; // Force NTP sync
bool is_8285 = false; // Hardware device ESP8266EX (0) or ESP8285 (1)
myio my_module; // Active copy of Module GPIOs (17 x 8 bits)
gpio_flag my_module_flag; // Active copy of Template GPIO flags
StateBitfield global_state; // Global states (currently Wifi and Mqtt) (8 bits)
char my_version[33]; // Composed version string
char my_image[33]; // Code image and/or commit
char my_hostname[33]; // Composed Wifi hostname
char mqtt_client[TOPSZ]; // Composed MQTT Clientname
char mqtt_topic[TOPSZ]; // Composed MQTT topic
char serial_in_buffer[INPUT_BUFFER_SIZE]; // Receive buffer
char mqtt_data[MESSZ]; // MQTT publish buffer and web page ajax buffer
char log_data[LOGSZ]; // Logging
char web_log[WEB_LOG_SIZE] = {'\0'}; // Web log buffer
#ifdef SUPPORT_IF_STATEMENT
#include
LinkedList backlog; // Command backlog implemented with LinkedList
#define BACKLOG_EMPTY (backlog.size() == 0)
#else
uint8_t backlog_index = 0; // Command backlog index
uint8_t backlog_pointer = 0; // Command backlog pointer
String backlog[MAX_BACKLOG]; // Command backlog buffer
#define BACKLOG_EMPTY (backlog_pointer == backlog_index)
#endif
/*********************************************************************************************\
* Main
\*********************************************************************************************/
void setup(void)
{
global_state.data = 3; // Init global state (wifi_down, mqtt_down) to solve possible network issues
RtcRebootLoad();
if (!RtcRebootValid()) {
RtcReboot.fast_reboot_count = 0;
}
RtcReboot.fast_reboot_count++;
RtcRebootSave();
Serial.begin(APP_BAUDRATE);
seriallog_level = LOG_LEVEL_INFO; // Allow specific serial messages until config loaded
snprintf_P(my_version, sizeof(my_version), PSTR("%d.%d.%d"), VERSION >> 24 & 0xff, VERSION >> 16 & 0xff, VERSION >> 8 & 0xff); // Release version 6.3.0
if (VERSION & 0xff) { // Development or patched version 6.3.0.10
snprintf_P(my_version, sizeof(my_version), PSTR("%s.%d"), my_version, VERSION & 0xff);
}
// Thehackbox inserts "release" or "commit number" before compiling using sed -i -e 's/PSTR("(%s)")/PSTR("(85cff52-%s)")/g' tasmota.ino
snprintf_P(my_image, sizeof(my_image), PSTR("(%s)"), CODE_IMAGE_STR); // Results in (85cff52-tasmota) or (release-tasmota)
SettingsLoad();
SettingsDelta();
OsWatchInit();
GetFeatures();
if (1 == RtcReboot.fast_reboot_count) { // Allow setting override only when all is well
UpdateQuickPowerCycle(true);
XdrvCall(FUNC_SETTINGS_OVERRIDE);
}
// mdns_delayed_start = Settings.param[P_MDNS_DELAYED_START];
seriallog_level = Settings.seriallog_level;
seriallog_timer = SERIALLOG_TIMER;
syslog_level = Settings.syslog_level;
stop_flash_rotate = Settings.flag.stop_flash_rotate; // SetOption12 - Switch between dynamic or fixed slot flash save location
save_data_counter = Settings.save_data;
sleep = Settings.sleep;
#ifndef USE_EMULATION
Settings.flag2.emulation = 0;
#else
#ifndef USE_EMULATION_WEMO
if (EMUL_WEMO == Settings.flag2.emulation) { Settings.flag2.emulation = 0; }
#endif
#ifndef USE_EMULATION_HUE
if (EMUL_HUE == Settings.flag2.emulation) { Settings.flag2.emulation = 0; }
#endif
#endif // USE_EMULATION
if (Settings.param[P_BOOT_LOOP_OFFSET]) { // SetOption36
// Disable functionality as possible cause of fast restart within BOOT_LOOP_TIME seconds (Exception, WDT or restarts)
if (RtcReboot.fast_reboot_count > Settings.param[P_BOOT_LOOP_OFFSET]) { // Restart twice
Settings.flag3.user_esp8285_enable = 0; // SetOption51 - Enable ESP8285 user GPIO's - Disable ESP8285 Generic GPIOs interfering with flash SPI
if (RtcReboot.fast_reboot_count > Settings.param[P_BOOT_LOOP_OFFSET] +1) { // Restart 3 times
for (uint32_t i = 0; i < MAX_RULE_SETS; i++) {
if (bitRead(Settings.rule_stop, i)) {
bitWrite(Settings.rule_enabled, i, 0); // Disable rules causing boot loop
}
}
}
if (RtcReboot.fast_reboot_count > Settings.param[P_BOOT_LOOP_OFFSET] +2) { // Restarted 4 times
Settings.rule_enabled = 0; // Disable all rules
}
if (RtcReboot.fast_reboot_count > Settings.param[P_BOOT_LOOP_OFFSET] +3) { // Restarted 5 times
for (uint32_t i = 0; i < sizeof(Settings.my_gp); i++) {
Settings.my_gp.io[i] = GPIO_NONE; // Reset user defined GPIO disabling sensors
}
Settings.my_adc0 = ADC0_NONE; // Reset user defined ADC0 disabling sensors
}
if (RtcReboot.fast_reboot_count > Settings.param[P_BOOT_LOOP_OFFSET] +4) { // Restarted 6 times
Settings.module = SONOFF_BASIC; // Reset module to Sonoff Basic
// Settings.last_module = SONOFF_BASIC;
}
AddLog_P2(LOG_LEVEL_INFO, PSTR(D_LOG_APPLICATION D_LOG_SOME_SETTINGS_RESET " (%d)"), RtcReboot.fast_reboot_count);
}
}
Format(mqtt_client, SettingsText(SET_MQTT_CLIENT), sizeof(mqtt_client));
Format(mqtt_topic, SettingsText(SET_MQTT_TOPIC), sizeof(mqtt_topic));
if (strstr(SettingsText(SET_HOSTNAME), "%") != nullptr) {
SettingsUpdateText(SET_HOSTNAME, WIFI_HOSTNAME);
snprintf_P(my_hostname, sizeof(my_hostname)-1, SettingsText(SET_HOSTNAME), mqtt_topic, ESP.getChipId() & 0x1FFF);
} else {
snprintf_P(my_hostname, sizeof(my_hostname)-1, SettingsText(SET_HOSTNAME));
}
GetEspHardwareType();
GpioInit();
// SetSerialBaudrate(Settings.baudrate * 300); // Allow reset of serial interface if current baudrate is different from requested baudrate
WifiConnect();
SetPowerOnState();
AddLog_P2(LOG_LEVEL_INFO, PSTR(D_PROJECT " %s %s " D_VERSION " %s%s-" ARDUINO_ESP8266_RELEASE), PROJECT, SettingsText(SET_FRIENDLYNAME1), my_version, my_image);
#ifdef FIRMWARE_MINIMAL
AddLog_P2(LOG_LEVEL_INFO, PSTR(D_WARNING_MINIMAL_VERSION));
#endif // FIRMWARE_MINIMAL
memcpy_P(log_data, VERSION_MARKER, 1); // Dummy for compiler saving VERSION_MARKER
RtcInit();
#ifdef USE_ARDUINO_OTA
ArduinoOTAInit();
#endif // USE_ARDUINO_OTA
XdrvCall(FUNC_INIT);
XsnsCall(FUNC_INIT);
}
void BacklogLoop(void)
{
if (TimeReached(backlog_delay)) {
if (!BACKLOG_EMPTY && !backlog_mutex) {
#ifdef SUPPORT_IF_STATEMENT
backlog_mutex = true;
String cmd = backlog.shift();
backlog_mutex = false;
ExecuteCommand((char*)cmd.c_str(), SRC_BACKLOG);
#else
backlog_mutex = true;
ExecuteCommand((char*)backlog[backlog_pointer].c_str(), SRC_BACKLOG);
backlog_pointer++;
if (backlog_pointer >= MAX_BACKLOG) { backlog_pointer = 0; }
backlog_mutex = false;
#endif
}
}
}
void loop(void)
{
uint32_t my_sleep = millis();
XdrvCall(FUNC_LOOP);
XsnsCall(FUNC_LOOP);
OsWatchLoop();
ButtonLoop();
SwitchLoop();
#ifdef ROTARY_V1
RotaryLoop();
#endif
BacklogLoop();
if (TimeReached(state_50msecond)) {
SetNextTimeInterval(state_50msecond, 50);
XdrvCall(FUNC_EVERY_50_MSECOND);
XsnsCall(FUNC_EVERY_50_MSECOND);
}
if (TimeReached(state_100msecond)) {
SetNextTimeInterval(state_100msecond, 100);
Every100mSeconds();
XdrvCall(FUNC_EVERY_100_MSECOND);
XsnsCall(FUNC_EVERY_100_MSECOND);
}
if (TimeReached(state_250msecond)) {
SetNextTimeInterval(state_250msecond, 250);
Every250mSeconds();
XdrvCall(FUNC_EVERY_250_MSECOND);
XsnsCall(FUNC_EVERY_250_MSECOND);
}
if (TimeReached(state_second)) {
SetNextTimeInterval(state_second, 1000);
PerformEverySecond();
XdrvCall(FUNC_EVERY_SECOND);
XsnsCall(FUNC_EVERY_SECOND);
}
if (!serial_local) { SerialInput(); }
#ifdef USE_ARDUINO_OTA
ArduinoOtaLoop();
#endif // USE_ARDUINO_OTA
uint32_t my_activity = millis() - my_sleep;
if (Settings.flag3.sleep_normal) { // SetOption60 - Enable normal sleep instead of dynamic sleep
// yield(); // yield == delay(0), delay contains yield, auto yield in loop
delay(sleep); // https://github.com/esp8266/Arduino/issues/2021
} else {
if (my_activity < (uint32_t)sleep) {
delay((uint32_t)sleep - my_activity); // Provide time for background tasks like wifi
} else {
if (global_state.wifi_down) {
delay(my_activity /2); // If wifi down and my_activity > setoption36 then force loop delay to 1/3 of my_activity period
}
}
}
if (!my_activity) { my_activity++; } // We cannot divide by 0
uint32_t loop_delay = sleep;
if (!loop_delay) { loop_delay++; } // We cannot divide by 0
uint32_t loops_per_second = 1000 / loop_delay; // We need to keep track of this many loops per second
uint32_t this_cycle_ratio = 100 * my_activity / loop_delay;
loop_load_avg = loop_load_avg - (loop_load_avg / loops_per_second) + (this_cycle_ratio / loops_per_second); // Take away one loop average away and add the new one
}