Sat, 14 Mar 2020 13:07:02 +0100
Version 0.2.2 Changed to use a permanent network and WiFi connection. Removed three mainloop stages. Removed MQTT sequence counter that was not used. Update WiFi rssi status during eacht measure cycle. Changed FreeRTOS schedulng to 500 Hz.
/** * @file config.h * @brief The 'co2meter' configuration data. These are stored in the * spiffs filesystem in a flash partition. */ #ifndef _CONFIG_H #define _CONFIG_H // Global includes for the project #include <stdio.h> #include <stdlib.h> #include <string.h> #include <stdbool.h> #include <time.h> #include <errno.h> #include <sys/unistd.h> #include <sys/fcntl.h> #include <sys/time.h> #include "freertos/FreeRTOS.h" #include "freertos/task.h" #include "freertos/semphr.h" #include "freertos/event_groups.h" #include "freertos/queue.h" #include "driver/gpio.h" #include "driver/adc.h" #include "driver/rtc_io.h" #include "soc/sens_periph.h" #include "soc/rtc.h" #include "esp_adc_cal.h" #include "esp_log.h" #include "esp_spiffs.h" #include "esp_vfs.h" #include "esp_system.h" #include "esp_wifi.h" #include "esp_wpa2.h" #include "esp_event.h" #include "esp_spi_flash.h" #include "esp_ota_ops.h" #include "esp_http_client.h" #include "nvs_flash.h" #include "lwip/sockets.h" #include "lwip/dns.h" #include "lwip/netdb.h" #include "tcpip_adapter.h" #include "mqtt_client.h" #include "rotary_encoder.h" #include "u8g2_esp32_hal.h" #include "task_ds18b20.h" #include "task_adc.h" #include "task_wifi.h" #include "task_mqtt.h" #include "task_user.h" #include "xutil.h" #include "updates.h" /** * @brief Mainloop 1 timed actions. */ typedef enum { ML1_INIT = 0, ///< Init fase ML1_CONNECT, ///< Connect WiFi ML1_MQTT_CONNECT, ///< Connect MQTT if WiFi ML1_WAITCON, ///< Wait for connection and measurements ML1_SEND, ///< Send MQTT node and units messages ML1_WAITACK, ///< MQTT messages received ML1_DONE ///< All done } ML1; /** * @brief Mainloop 2 user actions. */ typedef enum { ML2_INIT = 0, ML2_USER, ///< User mainmenu ML2_UNIT1, ///< Unit 1 ML2_UNIT2, ///< Unit 2 ML2_UNIT3, ///< Unit 3 ML2_WIFI, ///< WiFi status ML2_NETWORK, ///< Network status ML2_MQTT, ///< MQTT status ML2_UPDATE, ///< Update ML2_SETUP_UNIT1, ///< Unit 1 setup ML2_SETUP_UNIT2, ///< Unit 2 setup ML2_SETUP_UNIT3, ///< Unit 3 setup ML2_ZERO_UNIT1, ///< Unit 1 set zero ML2_ZERO_UNIT2, ///< Unit 2 set zero ML2_ZERO_UNIT3, ///< Unit 3 set zero ML2_SEL_SENSOR1, ///< Unit 1 select sensor ML2_SEL_SENSOR2, ///< Unit 2 select sensor ML2_SEL_SENSOR3, ///< Unit 3 select sensor ML2_SETUP_NETWORK, ///< Network setup ML2_SETUP_MQTT, ///< MQTT setup ML2_SETUP_WIFI, ///< WiFi setup ML2_LIST_APS, ///< WiFi list APs ML2_EDIT_AP, ///< WiFi edit AP ML2_INACTIVE, ///< Inactive reached, cleanup ML2_DONE ///< All done } ML2; /** * @brief Global configuration. File /spiffs/config.conf */ struct strConfig { uint8_t Version; ///< Record version number for updates. char ntp_server[32]; ///< Preffered NTP server. char hostname[32]; ///< Our hostname. char uuid[37]; ///< Sort of uuid code. char xlastSSID[32]; ///< Not used anymore. char mqtt_server[32]; ///< MQTT server. uint16_t mqtt_port; ///< MQTT TCP port. char mqtt_user[32]; ///< MQTT user name if needed. char mqtt_pwd[62]; ///< MQTT password. } config; ///< Config record. /** * @brief Write configuration to disk. */ void write_config(void); /** * @brief Read configuration file. If it doesn't exist create and * write a new configuration file with sane defaults. */ void read_config(void); /** * @brief Records with WiFi stations we have succesfully connected. */ struct strStations { char SSID[32]; ///< Station SSID char Password[64]; ///< Station password bool xhide; ///< Hide from AP scan. } wifiStation; ///< Station record. /** * @brief Add a new station record. * @param SSID The SSID * @param Password The password for this SSID * @return The record number, or -1 if error. */ int add_station(uint8_t *SSID, uint8_t *Password); /** * @brief Read station info record. * @param SSID Search for the SSID and load the record if found. * @return Return -1 if not found, else the record number and the wifiStation record is filled. */ int read_station(uint8_t *SSID); /** * @brief Remove station record. * @param SSID The SSID to remove. */ void remove_station(uint8_t *SSID); /** * @brief Records that describes the carbonation units, */ typedef struct strUnit { char uuid[37]; ///< Unit uuid char alias[33]; ///< Alias name 'unit1' int temperature_state; ///< Reading status char temperature_rom_code[17]; ///< DS18B20 address uint32_t temperature; ///< Temperature in C * 1000 int pressure_state; ///< Reading status uint8_t pressure_channel; ///< ADC channel uint32_t pressure_voltage; ///< Measured voltage in mV. uint32_t pressure_zero; ///< Zero offset promille of the full scale. uint32_t pressure; ///< Pressure in bar * 1000; int mode; ///< Unit mode uint32_t alarm; ///< Alarm bits } unit_t; #define ALARM_UNIT_PRESSURE 0x0001 ///< Unit pressure sensor error #define ALARM_UNIT_TEMPERATURE 0x0002 ///< Unit temperature sensor error #define ALARM_SYS_TEMPERATURE 0x0004 ///< System temperature sensor error /** * @brief Write units to disk. */ void write_units(void); /** @brief Read units file. If it doesn't exist create and * write a new units file with sane defaults. */ void read_units(void); #endif