Tasmota/tasmota/settings.h

/*
  settings.h - setting variables for Tasmota

  Copyright (C) 2021  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 <http://www.gnu.org/licenses/>.
*/

#ifndef _SETTINGS_H_
#define _SETTINGS_H_

const uint8_t PARAM8_SIZE = 18;            // Number of param bytes (SetOption)

// Bitfield to be used for any SetOption0 .. SetOption31 persistent single bit
typedef union {                            // Restricted by MISRA-C Rule 18.4 but so useful...
  uint32_t data;                           // Allow bit manipulation using SetOption
  struct {                                 // SetOption0 .. SetOption31
    uint32_t save_state : 1;               // bit 0              - SetOption0   - (Settings) Save power state (1) and use after restart
    uint32_t button_restrict : 1;          // bit 1              - SetOption1   - (Button) Control button single press (1) or multipress (0)
    uint32_t ex_value_units : 1;           // bit 2              - SetOption2   - (not used) Add units to JSON status messages - removed 6.6.0.21
    uint32_t mqtt_enabled : 1;             // bit 3              - SetOption3   - (MQTT) Enable (1)
    uint32_t mqtt_response : 1;            // bit 4              - SetOption4   - (MQTT) Switch between RESULT (0) or COMMAND (1)
    uint32_t mqtt_power_retain : 1;        // bit 5              - CMND_POWERRETAIN
    uint32_t mqtt_button_retain : 1;       // bit 6              - CMND_BUTTONRETAIN
    uint32_t mqtt_switch_retain : 1;       // bit 7              - CMND_SWITCHRETAIN
    uint32_t temperature_conversion : 1;   // bit 8              - SetOption8   - (Temperature) Switch between Celsius (0) or Fahrenheit (1)
    uint32_t mqtt_sensor_retain : 1;       // bit 9              - CMND_SENSORRETAIN
    uint32_t mqtt_offline : 1;             // bit 10             - SetOption10  - (MQTT) Control LWT message format, Offline (1) or none (0)
    uint32_t button_swap : 1;              // bit 11 (v5.1.6)    - SetOption11  - (Button) Swap (1) button single and double press functionality
    uint32_t stop_flash_rotate : 1;        // bit 12 (v5.2.0)    - SetOption12  - (Settings) Switch between dynamic (0) or fixed (1) slot flash save location
    uint32_t button_single : 1;            // bit 13 (v5.4.0)    - SetOption13  - (Button) Support only single press (1) to speed up button press recognition
    uint32_t interlock : 1;                // bit 14 (v5.6.0)    - CMND_INTERLOCK - Enable (1) /disable (0) interlock
    uint32_t pwm_control : 1;              // bit 15 (v5.8.1)    - SetOption15  - (Light) Switch between commands PWM (1) or COLOR/DIMMER/CT/CHANNEL (0)
    uint32_t ws_clock_reverse : 1;         // bit 16 (v5.8.1)    - SetOption16  - (WS2812) Switch between clockwise (0) or counter-clockwise (1)
    uint32_t decimal_text : 1;             // bit 17 (v5.8.1)    - SetOption17  - (Light) Switch between decimal (1) or hexadecimal (0) output
    uint32_t light_signal : 1;             // bit 18 (v5.10.0c)  - SetOption18  - (Light) Pair light signal (1) with CO2 sensor
    uint32_t hass_discovery : 1;           // bit 19 (v5.11.1a)  - SetOption19  - (HAss) Control automatic discovery (1) (See SetOption59)
    uint32_t not_power_linked : 1;         // bit 20 (v5.11.1f)  - SetOption20  - (Light) Control power in relation to Dimmer/Color/Ct changes (1)
    uint32_t no_power_on_check : 1;        // bit 21 (v5.11.1i)  - SetOption21  - (Energy) Show voltage even if powered off (1)
    uint32_t mqtt_serial : 1;              // bit 22 (v5.12.0f)  - CMND_SERIALSEND and CMND_SERIALLOG
    uint32_t mqtt_serial_raw : 1;          // bit 23 (v6.1.1c)   - CMND_SERIALSEND3
    uint32_t pressure_conversion : 1;      // bit 24 (v6.3.0.2)  - SetOption24  - (Pressure) switch between hPa (0)or mmHg (1) unit
    uint32_t knx_enabled : 1;              // bit 25 (v5.12.0l)  - CMND_KNX_ENABLED
    uint32_t device_index_enable : 1;      // bit 26 (v5.13.1a)  - SetOption26  - (MQTT, HAss) Switch between POWER (0) or POWER1 (1)
    uint32_t knx_enable_enhancement : 1;   // bit 27 (v5.14.0a)  - CMND_KNX_ENHANCED
    uint32_t rf_receive_decimal : 1;       // bit 28 (v6.0.0a)   - SetOption28  - (RF) Receive data format hexadecimal (0) or decimal (1)
    uint32_t ir_receive_decimal : 1;       // bit 29 (v6.0.0a)   - SetOption29  - (IR) Receive data format hexadecimal (0) or decimal (1)
    uint32_t hass_light : 1;               // bit 30 (v6.0.0b)   - SetOption30  - (HAss) enforce autodiscovery as light (1)
    uint32_t global_state : 1;             // bit 31 (v6.1.0)    - SetOption31  - (Wifi, MQTT) Control link led blinking (1)
  };
} SOBitfield;

// Bitfield to be used for any SetOption50 .. SetOption81 persistent single bit
typedef union {                            // Restricted by MISRA-C Rule 18.4 but so useful...
  uint32_t data;                           // Allow bit manipulation using SetOption
  struct {                                 // SetOption50 .. SetOption81
    uint32_t timers_enable : 1;            // bit 0 (v6.1.1b)    - CMND_TIMERS
    uint32_t user_esp8285_enable : 1;      // bit 1 (v6.1.1.14)  - SetOption51  - (GPIO) Enable ESP8285 user GPIO's (1)
    uint32_t time_append_timezone : 1;     // bit 2 (v6.2.1.2)   - SetOption52  - (Time) Append timezone to JSON time (1)
    uint32_t gui_hostname_ip : 1;          // bit 3 (v6.2.1.20)  - SetOption53  - (GUI) Show hostname and IP address in GUI main menu (1)
    uint32_t tuya_apply_o20 : 1;           // bit 4 (v6.3.0.4)   - SetOption54  - (Tuya) Apply SetOption20 settings to Tuya device (1)
    uint32_t mdns_enabled : 1;             // bit 5 (v6.4.1.4)   - SetOption55  - (mDNS) Service on (1) or off (0)
    uint32_t use_wifi_scan : 1;            // bit 6 (v6.3.0.10)  - SetOption56  - (Wifi) Scan network at restart for configured AP's (1) or used stored AP (0)
    uint32_t use_wifi_rescan : 1;          // bit 7 (v6.3.0.10)  - SetOption57  - (Wifi) Scan network every 44 minutes for configured AP's (1)
    uint32_t receive_raw : 1;              // bit 8 (v6.3.0.11)  - SetOption58  - (IR) Add IR Raw data to JSON message (1)
    uint32_t hass_tele_on_power : 1;       // bit 9 (v6.3.0.13)  - SetOption59  - (MQTT) Send tele/%topic%/STATE in addition to stat/%topic%/RESULT (1)
    uint32_t sleep_normal : 1;             // bit 10 (v6.3.0.15) - SetOption60  - (Sleep) Enable normal sleep (1) instead of dynamic sleep (0)
    uint32_t button_switch_force_local : 1;// bit 11 (v6.3.0.16) - SetOption61  - (Button, Switch) Force local operation (1) when button/switch topic is set
    uint32_t no_hold_retain : 1;           // bit 12 (v6.4.1.19) - SetOption62  - (MQTT) Don't use retain flag on HOLD messages (1)
    uint32_t no_power_feedback : 1;        // bit 13 (v6.5.0.9)  - SetOption63  - (Power) Don't scan relay power state at restart (1)
    uint32_t use_underscore : 1;           // bit 14 (v6.5.0.12) - SetOption64  - (JSON) Enable "_" (1) instead of "-" (0) as sensor index separator
    uint32_t fast_power_cycle_disable : 1; // bit 15 (v6.6.0.20) - SetOption65  - (QPC) Disable (1) fast power cycle detection for device reset
    uint32_t tuya_serial_mqtt_publish : 1; // bit 16 (v6.6.0.21) - SetOption66  - (Tuya) Enable (1) TuyaMcuReceived messages over Mqtt
    uint32_t buzzer_enable : 1;            // bit 17 (v6.6.0.1)  - SetOption67  - (Buzzer) Enable (1) buzzer when available
    uint32_t pwm_multi_channels : 1;       // bit 18 (v6.6.0.3)  - SetOption68  - (Light) Enable multi-channels PWM (1) instead of Color PWM (0)
    uint32_t ex_tuya_dimmer_min_limit : 1; // bit 19 (v6.6.0.5)  - SetOption69  - (not used) Limits Tuya dimmers to minimum of 10% (25) when enabled
    uint32_t energy_weekend : 1;           // bit 20 (v6.6.0.8)  - CMND_TARIFF
    uint32_t dds2382_model : 1;            // bit 21 (v6.6.0.14) - SetOption71  - (DDS2382) Select different Modbus registers (1) for Active Energy (#6531)
    uint32_t hardware_energy_total : 1;    // bit 22 (v6.6.0.15) - SetOption72  - (Energy) Enable (1) hardware energy total counter as reference (#6561)
    uint32_t mqtt_buttons : 1;             // bit 23 (v8.2.0.3)  - SetOption73  - (Button) Detach buttons from relays (1) and enable MQTT action state for multipress
    uint32_t ds18x20_internal_pullup : 1;  // bit 24 (v7.0.0.1)  - SetOption74  - (DS18x20) Enable internal pullup (1) for single DS18x20 sensor
    uint32_t grouptopic_mode : 1;          // bit 25 (v7.0.0.1)  - SetOption75  - (MQTT) GroupTopic replaces %topic% (0) or fixed topic cmnd/grouptopic (1)
    uint32_t bootcount_update : 1;         // bit 26 (v7.0.0.4)  - SetOption76  - (Deepsleep) Enable incrementing bootcount (1) when deepsleep is enabled
    uint32_t slider_dimmer_stay_on : 1;    // bit 27 (v7.0.0.6)  - SetOption77  - (Light) Do not power off (1) if slider moved to far left
    uint32_t ex_compatibility_check : 1;   // bit 28 (v7.1.2.6)  - SetOption78  - (not used) Disable OTA compatibility check
    uint32_t counter_reset_on_tele : 1;    // bit 29 (v8.1.0.1)  - SetOption79  - (Counter) Enable resetting of counters (1) after telemetry was sent
    uint32_t shutter_mode : 1;             // bit 30 (v6.6.0.14) - SetOption80  - (Shutter) Enable shutter support (1)
    uint32_t pcf8574_ports_inverted : 1;   // bit 31 (v6.6.0.14) - SetOption81  - (PCF8574) Invert all ports on PCF8574 devices (1)
  };
} SOBitfield3;

// Bitfield to be used for any SetOption82 .. SetOption113 persistent single bit
typedef union {                            // Restricted by MISRA-C Rule 18.4 but so useful...
  uint32_t data;                           // Allow bit manipulation using SetOption
  struct {                                 // SetOption82 .. SetOption113
    uint32_t alexa_ct_range : 1;           // bit 0 (v8.1.0.2)   - SetOption82  - (Alexa) Reduced CT range for Alexa (1)
    uint32_t zigbee_use_names : 1;         // bit 1 (v8.1.0.4)   - SetOption83  - (Zigbee) Use FriendlyNames (1) instead of ShortAddresses (0) when possible
    uint32_t awsiot_shadow : 1;            // bit 2 (v8.1.0.5)   - SetOption84  - (AWS IoT) publish MQTT state to a device shadow (1)
    uint32_t device_groups_enabled : 1;    // bit 3 (v8.1.0.9)   - SetOption85  - (DevGroups) Enable Device Groups (1)
    uint32_t led_timeout : 1;              // bit 4 (v8.1.0.9)   - SetOption86  - (PWM Dimmer) Turn brightness LED's off (1) 5 seconds after last change
    uint32_t powered_off_led : 1;          // bit 5 (v8.1.0.9)   - SetOption87  - (PWM Dimmer) Turn red LED on (1) when powered off
    uint32_t multiple_device_groups : 1;   // bit 6 (v8.1.0.9)   - SetOption88  - (DevGroups) Enable relays in separate device groups/PWM Dimmer Buttons control remote devices (1)
    uint32_t zigbee_distinct_topics : 1;   // bit 7 (v8.1.0.10)  - SetOption89  - (MQTT, Zigbee) Distinct MQTT topics per device for Zigbee (1) (#7835)
    uint32_t only_json_message : 1;        // bit 8 (v8.2.0.3)   - SetOption90  - (MQTT) Disable non-json MQTT response (1)
    uint32_t fade_at_startup : 1;          // bit 9 (v8.2.0.3)   - SetOption91  - (Light) Enable light fading at start/power on (1)
    uint32_t pwm_ct_mode : 1;              // bit 10 (v8.2.0.4)  - SetOption92  - (Light) Set PWM Mode from regular PWM (0) to ColorTemp (1) control (Xiaomi Philips ...)
    uint32_t compress_rules_cpu : 1;       // bit 11 (v8.2.0.6)  - SetOption93  - (Compress) Keep uncompressed rules in memory to avoid CPU load of uncompressing at each tick (1)
    uint32_t max6675 : 1;                  // bit 12 (v8.3.1.2)  - SetOption94  - (MAXxxx) Implement simpler MAX6675 protocol (1) instead of MAX31855 (0)
    uint32_t network_wifi : 1;             // bit 13 (v8.3.1.3)  - CMND_WIFI
    uint32_t network_ethernet : 1;         // bit 14 (v8.3.1.3)  - CMND_ETHERNET
    uint32_t tuyamcu_baudrate : 1;         // bit 15 (v8.3.1.6)  - SetOption97  - (Tuya) Set Baud rate for TuyaMCU serial communication to 9600 (0) or 115200 (1)
    uint32_t rotary_uses_rules : 1;        // bit 16 (v8.3.1.6)  - SetOption98  - (Rotary) Use rules (1) instead of light control (0)
    uint32_t zerocross_dimmer : 1;         // bit 17 (v8.3.1.4)  - SetOption99  - (PWM Dimmer) Enable zerocross dimmer (1)
    uint32_t remove_zbreceived : 1;        // bit 18 (v8.3.1.7)  - SetOption100 - (Zigbee) Remove ZbReceived form JSON message (1)
    uint32_t zb_index_ep : 1;              // bit 19 (v8.3.1.7)  - SetOption101 - (Zigbee) Add the source endpoint as suffix to attributes, ex `Power3` (1) instead of `Power` (0) if sent from endpoint 3
    uint32_t obsolete1 : 1;                // bit 20 (v9.3.1.3)  - SetOption102 - teleinfo_baudrate Obsolete Teleinfo config has now a dedicated bit field
    uint32_t mqtt_tls : 1;                 // bit 21 (v8.4.0.1)  - SetOption103 - (MQTT TLS) Enable TLS mode (1) (requires TLS version)
    uint32_t mqtt_no_retain : 1;           // bit 22 (v8.4.0.1)  - SetOption104 - (MQTT) No Retain (1) - disable all MQTT retained messages, some brokers don't support it: AWS IoT, Losant
    uint32_t white_blend_mode : 1;         // bit 23 (v8.4.0.1)  - SetOption105 - (Light) White Blend Mode (1) - used to be `RGBWWTable` last value `0`, now deprecated in favor of this option
    uint32_t virtual_ct : 1;               // bit 24 (v8.4.0.1)  - SetOption106 - (Light) Virtual CT (1) - Creates a virtual White ColorTemp for RGBW lights
    uint32_t virtual_ct_cw : 1;            // bit 25 (v8.4.0.1)  - SetOption107 - (Light) Virtual CT Channel (1) - signals whether the hardware white is cold CW (true) or warm WW (false)
    uint32_t obsolete2 : 1;                // bit 26 (v9.3.1.3)  - SetOption108 - teleinfo_rawdata Obsolete Teleinfo config has now a dedicated bit field
    uint32_t alexa_gen_1 : 1;              // bit 27 (v8.4.0.3)  - SetOption109 - (Alexa) Gen1 mode (1) - if you only have Echo Dot 2nd gen devices
    uint32_t zb_disable_autobind : 1;      // bit 28 (v8.5.0.1)  - SetOption110 - (Zigbee) Disable auto-config (1) when pairing new devices
    uint32_t buzzer_freq_mode : 1;         // bit 29 (v8.5.0.1)  - SetOption111 - (Buzzer) Use frequency output (1) for buzzer pin instead of on/off signal (0)
    uint32_t zb_topic_fname : 1;           // bit 30 (v8.5.0.1)  - SetOption112 - (Zigbee) Use friendly name in zigbee topic (1) (use with SetOption89)
    uint32_t rotary_poweron_dimlow : 1;    // bit 31 (v9.0.0.2)  - SetOption113 - (Rotary) Set dimmer low on rotary dial after power off (1)
  };
} SOBitfield4;

// Bitfield to be used for any SetOption114 .. SetOption145 persistent single bit
typedef union {                            // Restricted by MISRA-C Rule 18.4 but so useful...
  uint32_t data;                           // Allow bit manipulation using SetOption
  struct {                                 // SetOption114 .. SetOption145
    uint32_t mqtt_switches : 1;            // bit 0 (v9.0.0.3)   - SetOption114 - (Switch) Detach Switches from relays and enable MQTT action state for all the SwitchModes (1)
    uint32_t mi32_enable : 1;              // bit 1 (v9.1.0.1)   - SetOption115 - (ESP32 BLE) Enable ESP32 MI32 BLE (1)
    uint32_t zb_disable_autoquery : 1;     // bit 2 (v9.1.0.1)   - SetOption116 - (Zigbee) Disable auto-query of zigbee lights and devices (1)
    uint32_t fade_fixed_duration : 1;      // bit 3 (v9.1.0.2)   - SetOption117 - (Light) run fading at fixed duration instead of fixed slew rate
    uint32_t zb_received_as_subtopic : 1;  // bit 4 (v9.2.0.3)   - SetOption118 - (Zigbee) Move ZbReceived from JSON message and into the subtopic replacing "SENSOR" default
    uint32_t zb_omit_json_addr : 1;        // bit 5 (v9.2.0.3)   - SetOption119 - (Zigbee) Remove the device addr from json payload, can be used with zb_topic_fname where the addr is already known from the topic
    uint32_t zb_topic_endpoint : 1;        // bit 6 (v9.2.0.4)   - SetOption120 - (Zigbee) Append endpoint number to topic if device dependent (use with SetOption89)
    uint32_t mqtt_state_retain : 1;        // bit 7 (v9.3.0.1)   - CMND_STATERETAIN
    uint32_t mqtt_info_retain  : 1;        // bit 8 (v9.3.0.1)   - CMND_INFORETAIN
    uint32_t wiegand_hex_output : 1;       // bit 9 (v9.3.1.1)   - SetOption123 - (Wiegand) switch tag number output to hex format (1)
    uint32_t wiegand_keypad_to_tag : 1;    // bit 10 (v9.3.1.1)  - SetOption124 - (Wiegand) send key pad stroke as single char (0) or one tag (ending char #) (1)
    uint32_t zigbee_hide_bridge_topic : 1; // bit 11 (v9.3.1.1)  - SetOption125 - (Zigbee) Hide bridge topic from zigbee topic (use with SetOption89) (1)
    uint32_t ds18x20_mean : 1;             // bit 12 (v9.3.1.2)  - SetOption126 - (DS18x20) Enable arithmetic mean over teleperiod for JSON temperature (1)
    uint32_t wifi_no_sleep : 1;            // bit 13 (v9.5.0.2)  - SetOption127 - (Wifi) Keep wifi in no-sleep mode, prevents some occasional unresponsiveness
    uint32_t spare14 : 1;                  // bit 14
    uint32_t spare15 : 1;                  // bit 15
    uint32_t spare16 : 1;                  // bit 16
    uint32_t spare17 : 1;                  // bit 17
    uint32_t spare18 : 1;                  // bit 18
    uint32_t spare19 : 1;                  // bit 19
    uint32_t spare20 : 1;                  // bit 20
    uint32_t spare21 : 1;                  // bit 21
    uint32_t spare22 : 1;                  // bit 22
    uint32_t spare23 : 1;                  // bit 23
    uint32_t spare24 : 1;                  // bit 24
    uint32_t spare25 : 1;                  // bit 25
    uint32_t spare26 : 1;                  // bit 26
    uint32_t spare27 : 1;                  // bit 27
    uint32_t spare28 : 1;                  // bit 28
    uint32_t spare29 : 1;                  // bit 29
    uint32_t spare30 : 1;                  // bit 30
    uint32_t spare31 : 1;                  // bit 31
  };
} SOBitfield5;

// Bitfield to be used for persistent multi bit
typedef union {
  uint32_t data;                           // Allow bit manipulation
  struct {
    uint32_t spare00 : 1;
    uint32_t speed_conversion : 3;         // (v8.1.0.10) - Tx2x sensor
    uint32_t time_format : 2;              // (v6.6.0.9)  - CMND_TIME
    uint32_t calc_resolution : 3;
    uint32_t weight_resolution : 2;
    uint32_t frequency_resolution : 2;
    uint32_t axis_resolution : 2;
    uint32_t current_resolution : 2;
    uint32_t voltage_resolution : 2;
    uint32_t wattage_resolution : 2;
    uint32_t emulation : 2;
    uint32_t energy_resolution : 3;
    uint32_t pressure_resolution : 2;
    uint32_t humidity_resolution : 2;
    uint32_t temperature_resolution : 2;
  };
} SysMBitfield1;

// Bitfield to be used for persistent multi bit
typedef union {
  uint32_t data;                           // Allow bit manipulation
  struct {
    uint32_t spare00 : 1;                  // bit 0
    uint32_t spare01 : 1;                  // bit 1
    uint32_t spare02 : 1;                  // bit 2
    uint32_t spare03 : 1;                  // bit 3
    uint32_t spare04 : 1;                  // bit 4
    uint32_t spare05 : 1;                  // bit 5
    uint32_t spare06 : 1;                  // bit 6
    uint32_t spare07 : 1;                  // bit 7
    uint32_t spare08 : 1;                  // bit 8
    uint32_t spare09 : 1;                  // bit 9
    uint32_t spare10 : 1;                  // bit 10
    uint32_t spare11 : 1;                  // bit 11
    uint32_t spare12 : 1;                  // bit 12
    uint32_t spare13 : 1;                  // bit 13
    uint32_t spare14 : 1;                  // bit 14
    uint32_t spare15 : 1;                  // bit 15
    uint32_t spare16 : 1;                  // bit 16
    uint32_t spare17 : 1;                  // bit 17
    uint32_t spare18 : 1;                  // bit 18
    uint32_t spare19 : 1;                  // bit 19
    uint32_t spare20 : 1;                  // bit 20
    uint32_t spare21 : 1;                  // bit 21
    uint32_t spare22 : 1;                  // bit 22
    uint32_t spare23 : 1;                  // bit 23
    uint32_t spare24 : 1;                  // bit 24
    uint32_t spare25 : 1;                  // bit 25
    uint32_t spare26 : 1;                  // bit 26
    uint32_t spare27 : 1;                  // bit 27
    uint32_t spare28 : 1;                  // bit 28
    uint32_t spare29 : 1;                  // bit 29
    uint32_t temperature_set_res : 2;      // bits 30/31 (v9.3.1.4) - (Tuya)
  };
} SysMBitfield2;

// Bitfield to be used for non-SetOption persistent single bit
typedef union {
  uint32_t data;                           // Allow bit manipulation
  struct {
    uint32_t telegram_send_enable : 1;     // bit 0  (v9.4.0.3) - CMND_TMSTATE 0/1 - Enable Telegram send
    uint32_t telegram_recv_enable : 1;     // bit 1  (v9.4.0.3) - CMND_TMSTATE 2/3 - Enable Telegram receive
    uint32_t telegram_echo_enable : 1;     // bit 2  (v9.4.0.3) - CMND_TMSTATE 4/5 - Enable Telegram echo
    uint32_t range_extender : 1;           // bit 3  (v9.5.0.5) - CMND_RGXSTATE - Enable range extender
    uint32_t range_extender_napt : 1;      // bit 4  (v9.5.0.5) - CMND_RGXNAPT - Enable range extender NAPT
    uint32_t spare05 : 1;                  // bit 5
    uint32_t spare06 : 1;                  // bit 6
    uint32_t spare07 : 1;                  // bit 7
    uint32_t spare08 : 1;                  // bit 8
    uint32_t spare09 : 1;                  // bit 9
    uint32_t spare10 : 1;                  // bit 10
    uint32_t spare11 : 1;                  // bit 11
    uint32_t spare12 : 1;                  // bit 12
    uint32_t spare13 : 1;                  // bit 13
    uint32_t spare14 : 1;                  // bit 14
    uint32_t spare15 : 1;                  // bit 15
    uint32_t spare16 : 1;                  // bit 16
    uint32_t spare17 : 1;                  // bit 17
    uint32_t spare18 : 1;                  // bit 18
    uint32_t spare19 : 1;                  // bit 19
    uint32_t spare20 : 1;                  // bit 20
    uint32_t spare21 : 1;                  // bit 21
    uint32_t spare22 : 1;                  // bit 22
    uint32_t spare23 : 1;                  // bit 23
    uint32_t spare24 : 1;                  // bit 24
    uint32_t spare25 : 1;                  // bit 25
    uint32_t spare26 : 1;                  // bit 26
    uint32_t spare27 : 1;                  // bit 27
    uint32_t spare28 : 1;                  // bit 28
    uint32_t spare29 : 1;                  // bit 29
    uint32_t spare30 : 1;                  // bit 30
    uint32_t spare31 : 1;                  // bit 31
  };
} SBitfield1;

typedef union {
  uint16_t data;
  struct {
    uint16_t hemis : 1;                    // bit 0        = 0=Northern, 1=Southern Hemisphere (=Opposite DST/STD)
    uint16_t week : 3;                     // bits 1 - 3   = 0=Last week of the month, 1=First, 2=Second, 3=Third, 4=Fourth
    uint16_t month : 4;                    // bits 4 - 7   = 1=Jan, 2=Feb, ... 12=Dec
    uint16_t dow : 3;                      // bits 8 - 10  = day of week, 1=Sun, 2=Mon, ... 7=Sat
    uint16_t hour : 5;                     // bits 11 - 15 = 0-23
  };
} TimeRule;

typedef union {
  uint32_t data;
  struct {
    uint32_t time : 11;                    // bits 0 - 10 = minutes in a day
    uint32_t window : 4;                   // bits 11 - 14 = minutes random window
    uint32_t repeat : 1;                   // bit 15
    uint32_t days : 7;                     // bits 16 - 22 = week day mask
    uint32_t device : 4;                   // bits 23 - 26 = 16 devices
    uint32_t power : 2;                    // bits 27 - 28 = 4 power states - Off, On, Toggle, Blink or Rule
    uint32_t mode : 2;                     // bits 29 - 30 = timer modes - 0 = Scheduler, 1 = Sunrise, 2 = Sunset
    uint32_t arm : 1;                      // bit 31
  };
} Timer;

typedef union {                            // Restricted by MISRA-C Rule 18.4 but so useful...
  uint32_t data;
  struct {
    uint32_t stream : 1;
    uint32_t mirror : 1;
    uint32_t flip : 1;
    uint32_t rtsp : 1;
    uint32_t spare4 : 1;
    uint32_t spare5 : 1;
    uint32_t spare6 : 1;
    uint32_t spare7 : 1;
    uint32_t spare8 : 1;
    uint32_t spare9 : 1;
    uint32_t spare10 : 1;
    uint32_t spare11 : 1;
    uint32_t spare12 : 1;
    uint32_t spare13 : 1;
    uint32_t spare14 : 1;
    uint32_t spare15 : 1;
    uint32_t spare16 : 1;
    uint32_t spare17 : 1;
    uint32_t spare18 : 1;
    uint32_t contrast : 3;
    uint32_t brightness : 3;
    uint32_t saturation : 3;
    uint32_t resolution : 4;
  };
} WebCamCfg;

typedef union {
  uint16_t data;
  struct {
    uint16_t pinmode : 3;                   // Pin mode (1 through 6)
    uint16_t pullup : 1;                    // Enable internal weak pull-up resistor
    uint16_t saved_state : 1;               // Save output state, if used.
    uint16_t int_report_mode : 2;           // Interrupt reporting mode 0 = immediate telemetry & event, 1 = immediate event only, 2 = immediate telemetry only
    uint16_t int_report_defer : 4;          // Number of interrupts to ignore until reporting (default 0, max 15)
    uint16_t int_count_en : 1;              // Enable interrupt counter for this pin
    uint16_t int_retain_flag : 1;           // Report if interrupt occured for pin in next teleperiod
    uint16_t keep_output : 1;               // For output modes, preserve the value currently in the MCP230xx
    uint16_t spare14 : 1;
    uint16_t spare15 : 1;
  };
} Mcp230xxCfg;

typedef union {
  uint8_t data;
  struct {
    uint8_t spare0 : 1;
    uint8_t spare1 : 1;
    uint8_t bh1750_2_resolution : 2;
    uint8_t bh1750_1_resolution : 2;       // Sensor10 1,2,3
    uint8_t hx711_json_weight_change : 1;  // Sensor34 8,x - Enable JSON message on weight change
    uint8_t mhz19b_abc_disable : 1;        // Disable ABC (Automatic Baseline Correction for MHZ19(B) (0 = Enabled (default), 1 = Disabled with Sensor15 command)
  };
} SensorCfg1;

typedef union {
  uint8_t data;
  struct {
  uint8_t pwm_count : 3;              // Number of PWMs to use for light
  uint8_t spare3 : 1;
  uint8_t spare4 : 1;
  uint8_t spare5 : 1;
  uint8_t spare6 : 1;
  uint8_t spare7 : 1;
  };
} PWMDimmerCfg;

typedef union {
  uint8_t data;
  struct {
  uint8_t nf_autotune : 1;            // Autotune the NF Noise Level
  uint8_t dist_autotune : 1;          // Autotune Disturber on/off
  uint8_t nf_autotune_both : 1;       // Autotune over both Areas: INDOORS/OUDOORS
  uint8_t mqtt_only_Light_Event : 1;  // mqtt only if lightning Irq
  uint8_t suppress_irq_no_Event : 1;  // suppress mqtt "IRQ with no Event". (Chip Bug)
  uint8_t spare5 : 1;
  uint8_t spare6 : 1;
  uint8_t spare7 : 1;
  };
} As3935IntCfg;

typedef union {
  uint16_t data;
  struct {
  uint16_t nf_autotune_time : 4;            // NF Noise Autotune Time
  uint16_t dist_autotune_time : 4;          // Disturber Autotune Time
  uint16_t nf_autotune_min : 4;             // Min Stages
  uint16_t spare3 : 4;
  };
} As3935Param;

typedef union {
  uint32_t data;
  struct {
  uint32_t raw_skip : 8;               // raw frame to skip when sending raw data (set to 2 means send 1 frame, then skip 2, ...)
  uint32_t raw_report_changed : 1;     // Report only changed values in raw frames (only valid if raw_skip=0)
  uint32_t raw_send : 1;               // Enable sending also real time raw data over MQTT
  uint32_t raw_limit : 1;              // Limit raw data to minimal relevant fields (the ones moving quickly)
  uint32_t mode_standard : 1;          // Set Linky Standard Mode (9600 bps stream) else legacy (1200 bps)
  uint32_t spare4_1 : 4;               // Keep some spares for future uses
  uint32_t spare8_1 : 8;               // Keep some spares for future uses
  uint32_t spare8_2 : 8;               // Keep some spares for future uses
  };
} TeleinfoCfg;

typedef struct {
  uint32_t usage1_kWhtotal;
  uint32_t usage2_kWhtotal;
  uint32_t return1_kWhtotal;
  uint32_t return2_kWhtotal;
  uint32_t last_return_kWhtotal;
  uint32_t last_usage_kWhtotal;
} EnergyUsage;

typedef struct {
  uint8_t fnid = 0;
  uint8_t dpid = 0;
} TuyaFnidDpidMap;

typedef union {
  uint8_t data;
  struct {
  uint8_t type : 3;
  uint8_t invert : 1;
  uint8_t spare4 : 1;
  uint8_t spare5 : 1;
  uint8_t spare6 : 1;
  uint8_t spare7 : 1;
  };
} DisplayOptions;

const uint32_t settings_text_size = 699;   // Settings->text_pool[size] = Settings->display_model (2D2) - Settings->text_pool (017)
const uint8_t MAX_TUYA_FUNCTIONS = 16;

typedef struct {
  uint16_t      cfg_holder;                // 000  v6 header
  uint16_t      cfg_size;                  // 002
  unsigned long save_flag;                 // 004
  unsigned long version;                   // 008
  uint16_t      bootcount;                 // 00C
  uint16_t      cfg_crc;                   // 00E
  SOBitfield    flag;                      // 010
  int16_t       save_data;                 // 014
  int8_t        timezone;                  // 016

  // Start of char array storing all parameter strings ********

  char          text_pool[138];            // 017  Size is settings_text_size
  char          ex_sta_ssid[2][33];        // 0A1
  char          ex_sta_pwd[2][65];         // 0E3
  uint8_t       text_pool_165[132];        // 165
  char          ex_mqtt_host[33];          // 1E9
  uint8_t       text_pool_20A[35];         // 20A
  char          ex_mqtt_user[33];          // 22D
  char          ex_mqtt_pwd[33];           // 24E
  char          ex_mqtt_topic[33];         // 26F
  uint8_t       text_pool_290[66];         // 290

  // End of single char array of 698 chars max ****************
  uint8_t       display_model;             // 2D2
  uint8_t       display_mode;              // 2D3
  uint8_t       display_refresh;           // 2D4
  uint8_t       display_rows;              // 2D5
  uint8_t       display_cols[2];           // 2D6
  uint8_t       display_address[8];        // 2D8
  uint8_t       display_dimmer;            // 2E0
  uint8_t       display_size;              // 2E1
  TimeRule      tflag[2];                  // 2E2
  uint16_t      pwm_frequency;             // 2E6
  power_t       power;                     // 2E8
  uint16_t      pwm_value[MAX_PWMS];       // 2EC
  int16_t       altitude;                  // 2F6
  uint16_t      tele_period;               // 2F8
  uint8_t       display_rotate;            // 2FA
  uint8_t       ledstate;                  // 2FB
  uint8_t       param[PARAM8_SIZE];        // 2FC  SetOption32 .. SetOption49
  int16_t       toffset[2];                // 30E
  uint8_t       display_font;              // 312
  DisplayOptions  display_options;         // 313

  uint8_t       free_314[43];              // 314

  uint8_t       tuyamcu_topic;             // 33F  Manage tuyaSend topic. ex_energy_power_delta on 6.6.0.20, replaced on 8.5.0.1
  uint16_t      domoticz_update_timer;     // 340
  uint16_t      pwm_range;                 // 342
  unsigned long domoticz_relay_idx[MAX_DOMOTICZ_IDX];  // 344
  unsigned long domoticz_key_idx[MAX_DOMOTICZ_IDX];    // 354
  unsigned long energy_power_calibration;    // 364
  unsigned long energy_voltage_calibration;  // 368
  unsigned long energy_current_calibration;  // 36C
  unsigned long energy_kWhtoday;           // 370
  unsigned long energy_kWhyesterday;       // 374
  uint16_t      energy_kWhdoy;             // 378
  uint16_t      energy_min_power;          // 37A
  uint16_t      energy_max_power;          // 37C
  uint16_t      energy_min_voltage;        // 37E
  uint16_t      energy_max_voltage;        // 380
  uint16_t      energy_min_current;        // 382
  uint16_t      energy_max_current;        // 384
  uint16_t      energy_max_power_limit;              // 386  MaxPowerLimit
  uint16_t      energy_max_power_limit_hold;         // 388  MaxPowerLimitHold
  uint16_t      energy_max_power_limit_window;       // 38A  MaxPowerLimitWindow
  uint16_t      energy_max_power_safe_limit;         // 38C  MaxSafePowerLimit
  uint16_t      energy_max_power_safe_limit_hold;    // 38E  MaxSafePowerLimitHold
  uint16_t      energy_max_power_safe_limit_window;  // 390  MaxSafePowerLimitWindow
  uint16_t      energy_max_energy;         // 392  MaxEnergy
  uint16_t      energy_max_energy_start;   // 394  MaxEnergyStart
  uint16_t      mqtt_retry;                // 396
  uint8_t       poweronstate;              // 398
  uint8_t       last_module;               // 399
  uint16_t      blinktime;                 // 39A
  uint16_t      blinkcount;                // 39C
  uint16_t      light_rotation;            // 39E
  SOBitfield3   flag3;                     // 3A0

  uint8_t       ex_switchmode[8];          // 3A4 - Free since 9.2.0.6

  myio          my_gp;                     // 3AC  2 x 18 bytes (ESP8266) / 2 x 40 bytes (ESP32) / 2 x 22 bytes (ESP32-C3)
#ifdef ESP8266
  uint16_t      gpio16_converted;          // 3D0
  uint8_t       free_esp8266_3D2[42];      // 3D2
#endif  // ESP8266
#ifdef ESP32
#ifdef CONFIG_IDF_TARGET_ESP32C3
  uint8_t       free_esp32c3_3D8[36];      // 3D8  - Due to smaller myio
#endif  // CONFIG_IDF_TARGET_ESP32C3
#endif  // ESP32
  mytmplt       user_template;             // 3FC  2 x 15 bytes (ESP8266) / 2 x 37 bytes (ESP32) / 2 x 23 bytes (ESP32-C3)
#ifdef ESP8266
  uint8_t       free_esp8266_41A[55];      // 41A
#endif  // ESP8266
#ifdef ESP32
#ifdef CONFIG_IDF_TARGET_ESP32C3
  uint8_t       free_esp32c3_42A[28];      // 42A  - Due to smaller mytmplt
#endif  // CONFIG_IDF_TARGET_ESP32C3
  uint8_t       eth_type;                  // 446
  uint8_t       eth_clk_mode;              // 447

  uint8_t       free_esp32_448[4];         // 448

  WebCamCfg     webcam_config;             // 44C
  uint8_t       eth_address;               // 450
#endif  // ESP32
  char          serial_delimiter;          // 451
  uint8_t       seriallog_level;           // 452
  uint8_t       sleep;                     // 453
  uint16_t      domoticz_switch_idx[MAX_DOMOTICZ_IDX];      // 454
  uint16_t      domoticz_sensor_idx[MAX_DOMOTICZ_SNS_IDX];  // 45C
  uint8_t       module;                    // 474
  uint8_t       ws_color[4][3];            // 475
  uint8_t       ws_width[3];               // 481

#ifdef ESP8266
  myio8         ex_my_gp8;                 // 484 17 bytes (ESP8266) - Free since 9.0.0.1
#endif  // ESP8266
#ifdef ESP32

  uint8_t       free_esp32_484[17];        // 484

#endif  // ESP32

  uint8_t       ex_my_adc0;                // 495  Free since 9.0.0.1

  uint16_t      light_pixels;              // 496
  uint8_t       light_color[5];            // 498
  uint8_t       light_correction;          // 49D
  uint8_t       light_dimmer;              // 49E
  uint8_t       rule_enabled;              // 49F
  uint8_t       rule_once;                 // 4A0  Bit 6+7 used by xdrv_10_scripter
  uint8_t       light_fade;                // 4A1
  uint8_t       light_speed;               // 4A2
  uint8_t       light_scheme;              // 4A3
  uint8_t       light_width;               // 4A4
  uint8_t       knx_GA_registered;         // 4A5  Number of Group Address to read
  uint16_t      light_wakeup;              // 4A6
  uint8_t       knx_CB_registered;         // 4A8  Number of Group Address to write
  uint8_t       switchmode[MAX_SWITCHES_SET];  // 4A9

  uint8_t       free_4c5[5];               // 4C5

  uint8_t       ex_interlock[4];           // 4CA MAX_INTERLOCKS = MAX_RELAYS / 2 (Legacy)

  uint8_t       free_4ce[2];               // 4CE

  power_t       interlock[MAX_INTERLOCKS_SET];  // 4D0 MAX_INTERLOCKS = MAX_RELAYS / 2

  uint8_t       free_508[36];              // 508

  uint16_t      mqtt_keepalive;            // 52C
  uint16_t      mqtt_socket_timeout;       // 52E
  uint8_t       mqtt_wifi_timeout;         // 530
  uint8_t       ina219_mode;               // 531
  uint16_t      pulse_timer[MAX_PULSETIMERS];  // 532
  uint16_t      button_debounce;           // 542
  uint32_t      ipv4_address[5];           // 544
  uint32_t      ipv4_rgx_address;          // 558
  uint32_t      ipv4_rgx_subnetmask;       // 55C

  uint8_t       free_560[92];              // 560

  SysMBitfield1 flag2;                     // 5BC
  unsigned long pulse_counter[MAX_COUNTERS];  // 5C0
  uint16_t      pulse_counter_type;        // 5D0
  uint16_t      pulse_counter_debounce;    // 5D2
  uint8_t       rf_code[17][9];            // 5D4
  uint8_t       timezone_minutes;          // 66D
  uint16_t      switch_debounce;           // 66E
  Timer         timer[MAX_TIMERS];         // 670
  int           latitude;                  // 6B0
  int           longitude;                 // 6B4
  uint16_t      knx_physsical_addr;        // 6B8  (address_t is a uint16_t)
  uint16_t      knx_GA_addr[MAX_KNX_GA];   // 6BA  (address_t is a uint16_t) x KNX_max_GA
  uint16_t      knx_CB_addr[MAX_KNX_CB];   // 6CE  (address_t is a uint16_t) x KNX_max_CB
  uint8_t       knx_GA_param[MAX_KNX_GA];  // 6E2  Type of Input (relay changed, button pressed, sensor read <-teleperiod)
  uint8_t       knx_CB_param[MAX_KNX_CB];  // 6EC  Type of Output (set relay, toggle relay, reply sensor value)
  Mcp230xxCfg   mcp230xx_config[16];       // 6F6
  uint8_t       mcp230xx_int_prio;         // 716
  SensorCfg1    SensorBits1;               // 717  On/Off settings used by Sensor Commands
  uint16_t      mcp230xx_int_timer;        // 718
  uint8_t       rgbwwTable[5];             // 71A
  uint8_t       user_template_base;        // 71F
  char          user_template_name[15];    // 720  15 bytes - Backward compatibility since v8.2.0.3

#ifdef ESP8266
  mytmplt8285   ex_user_template8;         // 72F  14 bytes (ESP8266) - Free since 9.0.0.1
#endif  // ESP8266
#ifdef ESP32

  uint8_t       free_esp32_72f[14];        // 72F

#endif  // ESP32

  uint8_t       novasds_startingoffset;    // 73D
  uint8_t       web_color[18][3];          // 73E
  uint16_t      display_width;             // 774
  uint16_t      display_height;            // 776
  uint16_t      baudrate;                  // 778
  uint16_t      sbaudrate;                 // 77A
  EnergyUsage   energy_usage;              // 77C

  uint32_t      sensors[2][4];             // 794  Disable individual (0) sensor drivers / (1) GUI sensor output
  uint32_t      energy_kWhtotal_time;      // 7B4
  unsigned long weight_item;               // 7B8  Weight of one item in gram * 10
  uint16_t      ledmask;                   // 7BC
  uint16_t      weight_max;                // 7BE  Total max weight in kilogram
  unsigned long weight_reference;          // 7C0  Reference weight in gram
  unsigned long weight_calibration;        // 7C4
  unsigned long energy_frequency_calibration;  // 7C8  Also used by HX711 to save last weight
  uint16_t      web_refresh;               // 7CC
  char          script_pram[5][10];        // 7CE

  char          rules[MAX_RULE_SETS][MAX_RULE_SIZE];  // 800  Uses 512 bytes in v5.12.0m, 3 x 512 bytes in v5.14.0b

  TuyaFnidDpidMap tuya_fnid_map[MAX_TUYA_FUNCTIONS];  // E00  32 bytes
  uint16_t      ina226_r_shunt[4];         // E20
  uint16_t      ina226_i_fs[4];            // E28
  uint16_t      tariff[4][2];              // E30
  uint16_t      shutter_opentime[MAX_SHUTTERS];      // E40
  uint16_t      shutter_closetime[MAX_SHUTTERS];     // E48
  int16_t       shuttercoeff[5][MAX_SHUTTERS];       // E50
  uint8_t       shutter_options[MAX_SHUTTERS];       // E78
  uint8_t       shutter_set50percent[MAX_SHUTTERS];  // E7C
  uint8_t       shutter_position[MAX_SHUTTERS];      // E80
  uint8_t       shutter_startrelay[MAX_SHUTTERS];    // E84
  uint8_t       pcf8574_config[MAX_PCF8574];         // E88
  uint8_t       ot_hot_water_setpoint;     // E8C
  uint8_t       ot_boiler_setpoint;        // E8D
  uint8_t       ot_flags;                  // E8E
  uint8_t       ledpwm_mask;               // E8F
  uint16_t      dimmer_hw_min;             // E90
  uint16_t      dimmer_hw_max;             // E92
  uint32_t      deepsleep;                 // E94
  uint16_t      hass_new_discovery;        // E98  ex2_energy_power_delta on 8.4.0.3, replaced on 8.5.0.1
  uint8_t       shutter_motordelay[MAX_SHUTTERS];    // E9A
  int8_t        temp_comp;                 // E9E
  uint8_t       weight_change;             // E9F
  uint8_t       web_color2[2][3];          // EA0  Needs to be on integer / 3 distance from web_color

  uint8_t       free_ea6[33];              // EA6

  uint8_t       sta_config;                // EC7
  uint8_t       sta_active;                // EC8
  uint8_t       rule_stop;                 // EC9
  uint16_t      syslog_port;               // ECA
  uint8_t       syslog_level;              // ECC
  uint8_t       webserver;                 // ECD
  uint8_t       weblog_level;              // ECE
  uint8_t       mqtt_fingerprint[2][20];   // ECF

  uint8_t       ex_adc_param_type;         // EF7  Free since 9.0.0.1

  SOBitfield4   flag4;                     // EF8
  uint16_t      mqtt_port;                 // EFC
  uint8_t       serial_config;             // EFE
  uint8_t       wifi_output_power;         // EFF
  uint8_t       shutter_accuracy;          // F00
  uint8_t       mqttlog_level;             // F01
  uint8_t       sps30_inuse_hours;         // F02
  uint8_t       hotplug_scan;              // F03
  uint8_t       bri_power_on;              // F04
  PWMDimmerCfg  pwm_dimmer_cfg;            // F05
  uint8_t       bri_preset_low;            // F06
  uint8_t       bri_preset_high;           // F07
  int8_t        hum_comp;                  // F08
  uint8_t       wifi_channel;              // F09
  uint8_t       wifi_bssid[6];             // F0A
  uint8_t       as3935_sensor_cfg[5];      // F10
  As3935IntCfg  as3935_functions;          // F15
  As3935Param   as3935_parameter;          // F16
  uint64_t      zb_ext_panid;              // F18
  uint64_t      zb_precfgkey_l;            // F20
  uint64_t      zb_precfgkey_h;            // F28
  uint16_t      zb_pan_id;                 // F30
  uint8_t       zb_channel;                // F32
  int8_t        zb_txradio_dbm;            // F33
  uint16_t      pms_wake_interval;         // F34
  uint8_t       config_version;            // F36
  uint8_t       windmeter_pulses_x_rot;    // F37
  uint16_t      windmeter_radius;          // F38
  uint16_t      windmeter_pulse_debounce;  // F3A
  int16_t       windmeter_speed_factor;    // F3C
  uint8_t       windmeter_tele_pchange;    // F3E
  uint8_t       ledpwm_on;                 // F3F
  uint8_t       ledpwm_off;                // F40
  uint8_t       tcp_baudrate;              // F41
  uint8_t       fallback_module;           // F42
  uint8_t       shutter_mode;              // F43
  uint16_t      energy_power_delta[3];     // F44
  uint16_t      shutter_pwmrange[2][MAX_SHUTTERS];  // F4A
  uint8_t       dimmer_step;               // F5A
  uint8_t       shd_leading_edge;          // F5B
  uint16_t      shd_warmup_brightness;     // F5C
  uint8_t       shd_warmup_time;           // F5E

  uint8_t       free_f5f[61];              // F5F - Decrement if adding new Setting variables just above and below

  // Only 32 bit boundary variables below

  unsigned long energy_kWhtotal;           // F9C
  SBitfield1    sbflag1;                   // FA0
  TeleinfoCfg   teleinfo;                  // FA4
  uint64_t      rf_protocol_mask;          // FA8
  uint8_t       device_group_tie[4];       // FB0
  SOBitfield5   flag5;                     // FB4
  uint16_t      pulse_counter_debounce_low;   // FB8
  uint16_t      pulse_counter_debounce_high;  // FBA
  uint32_t      keeloq_master_msb;         // FBC
  uint32_t      keeloq_master_lsb;         // FC0
  uint32_t      keeloq_serial;             // FC4
  uint32_t      keeloq_count;              // FC8
  uint32_t      device_group_share_in;     // FCC  Bitmask of device group items imported
  uint32_t      device_group_share_out;    // FD0  Bitmask of device group items exported
  uint32_t      bootcount_reset_time;      // FD4
  SysMBitfield2 mbflag2;                   // FD8
  uint32_t      shutter_button[MAX_SHUTTER_KEYS];  // FDC
  uint32_t      i2c_drivers[3];            // FEC  I2cDriver
  uint32_t      cfg_timestamp;             // FF8
  uint32_t      cfg_crc32;                 // FFC
} TSettings;

typedef struct {
  uint16_t      valid;                     // 280  (RTC memory offset 100 - sizeof(RTCRBT))
  uint8_t       fast_reboot_count;         // 282
  uint8_t       free_003[1];               // 283
} TRtcReboot;
TRtcReboot RtcReboot;
#ifdef ESP32
RTC_NOINIT_ATTR TRtcReboot RtcDataReboot;
#endif  // ESP32

typedef struct {
  uint16_t      valid;                     // 290  (RTC memory offset 100)
  uint8_t       oswatch_blocked_loop;      // 292
  uint8_t       ota_loader;                // 293
  unsigned long energy_kWhtoday;           // 294
  unsigned long energy_kWhtotal;           // 298
  volatile unsigned long pulse_counter[MAX_COUNTERS];  // 29C - See #9521 why volatile
  power_t       power;                     // 2AC
  EnergyUsage   energy_usage;              // 2B0
  unsigned long nextwakeup;                // 2C8
  uint32_t      baudrate;                  // 2CC
  uint32_t      ultradeepsleep;            // 2D0
  uint16_t      deepsleep_slip;            // 2D4

  uint8_t       free_2d6[22];              // 2D6

                                           // 2EC - 2FF free locations
} TRtcSettings;
TRtcSettings RtcSettings;
#ifdef ESP32
RTC_NOINIT_ATTR TRtcSettings RtcDataSettings;
#endif  // ESP32

struct TIME_T {
  uint8_t       second;
  uint8_t       minute;
  uint8_t       hour;
  uint8_t       day_of_week;               // sunday is day 1
  uint8_t       day_of_month;
  uint8_t       month;
  char          name_of_month[4];
  uint16_t      day_of_year;
  uint16_t      year;
  unsigned long days;
  unsigned long valid;
} RtcTime;

struct XDRVMAILBOX {
  bool          grpflg;
  bool          usridx;
  uint16_t      command_code;
  uint32_t      index;
  uint32_t      data_len;
  int32_t       payload;
  char         *topic;
  char         *data;
  char         *command;
} XdrvMailbox;

#ifdef USE_SHUTTER
const uint8_t MAX_RULES_FLAG = 11;         // Number of bits used in RulesBitfield (tricky I know...)
#else
const uint8_t MAX_RULES_FLAG = 9;          // Number of bits used in RulesBitfield (tricky I know...)
#endif  // USE_SHUTTER
typedef union {                            // Restricted by MISRA-C Rule 18.4 but so useful...
  uint16_t data;                           // Allow bit manipulation
  struct {
    uint16_t system_init : 1;              // Changing layout here needs adjustments in xdrv_10_rules.ino too
    uint16_t system_boot : 1;
    uint16_t time_init : 1;
    uint16_t time_set : 1;
    uint16_t mqtt_connected : 1;
    uint16_t mqtt_disconnected : 1;
    uint16_t wifi_connected : 1;
    uint16_t wifi_disconnected : 1;
    uint16_t http_init : 1;
    uint16_t shutter_moved : 1;
    uint16_t shutter_moving : 1;
    uint16_t spare11 : 1;
    uint16_t spare12 : 1;
    uint16_t spare13 : 1;
    uint16_t spare14 : 1;
    uint16_t spare15 : 1;
  };
} RulesBitfield;

typedef union {
  uint8_t data;
  struct {
    uint8_t network_down : 1;
    uint8_t mqtt_down : 1;
    uint8_t wifi_down : 1;
    uint8_t eth_down : 1;
    uint8_t spare04 : 1;
    uint8_t spare05 : 1;
    uint8_t spare06 : 1;
    uint8_t spare07 : 1;
  };
} StateBitfield;

// See issue https://github.com/esp8266/Arduino/issues/2913
#ifdef ESP8266
#ifdef USE_ADC_VCC
  ADC_MODE(ADC_VCC);                       // Set ADC input for Power Supply Voltage usage
#endif
#endif

#endif  // _SETTINGS_H_