149 lines
4.0 KiB
C
149 lines
4.0 KiB
C
#include "CO2_Sense.h"
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#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include <stdio.h>
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#include "nvs_flash.h"
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#include "lwip/err.h"
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#include "lwip/sys.h"
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#include "esp_wifi.h"
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#include "esp_log.h"
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#include "esp_vfs_fat.h"
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#include "mdns.h"
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#include "APlib.h"
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#include "HTTPServe.h"
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#include "ledController.h"
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#include "scd4x_i2c.h"
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#include "sensirion_i2c_hal.h"
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#include "scd4x_data.h"
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#include "BTlib_nimble.h"
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#define LED1_PIN CONFIG_LED_1_PIN
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#define LED2_PIN CONFIG_LED_2_PIN
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#define LED3_PIN CONFIG_LED_3_PIN
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#define LED_NUMBER 3
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void app_main(void){
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init_nvs();
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nvs_handle_t nvs_handle;
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ESP_ERROR_CHECK(nvs_open("main", NVS_READWRITE, &nvs_handle));
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configuration_data_t* conf = malloc(sizeof(configuration_data_t));
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init_conf_from_nvs(conf, nvs_handle);
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// init LEDs driver
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init_led_driver(conf->leds, LED_NUMBER);
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// init server stuff if wifi enabled
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if(conf->wireless & C_WL_NEED_HTTP){
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ESP_LOGI("main", "%i", conf->wireless);
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// init tcpip
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ESP_ERROR_CHECK(esp_netif_init());
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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// start avahi
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init_avahi(conf->hostname);
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// start httpd server
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init_http_server(conf);
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}
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// start wifi
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switch(conf->wireless){
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case C_WL_MODE_AP:
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wifi_init_softap(conf->wifi_config);
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break;
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case C_WL_MODE_BLE:
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initBle(conf);
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break;
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}
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// start sensor
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init_scd4x();
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switch(conf->sensor->mode){
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case SCD4X_NORMAL_MODE:
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ESP_ERROR_CHECK(scd4x_start_periodic_measurement());
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ESP_LOGI("scd4x init","started in normal mode");
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break;
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case SCD4X_LP_MODE:
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ESP_ERROR_CHECK(scd4x_start_low_power_periodic_measurement());
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ESP_LOGI("scd4x init","started in low power mode");
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break;
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}
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if(conf->sensor->mode & SCD4X_CAPTURE_ENABLED){
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TaskHandle_t sensor_fetch_handle;
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xTaskCreate(fetch_sensor_task, "FETCH_SENSOR", 4096, conf, tskIDLE_PRIORITY, &sensor_fetch_handle);
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}
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while(1){
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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}
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}
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void fetch_sensor_task(void* pvParameters){
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configuration_data_t* mainConf = (configuration_data_t*) pvParameters;
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scd4x_config_t* conf = mainConf->sensor;
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scd4x_data_t* measures = conf->measure;
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while(1){
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if(conf->mode == SCD4X_SS_MODE) scd4x_measure_single_shot();
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vTaskDelay(conf->delay * 1000 / portTICK_PERIOD_MS);
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uint16_t dataReady;
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scd4x_get_data_ready_status(&dataReady);
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if(!(dataReady & 0x07FF)) continue;
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int16_t error = scd4x_read_measurement(&measures->co2, &measures->temperature, &measures->humidity);
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if (error)
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ESP_LOGE("sensor fetch", "Error executing scd4x_read_measurement(): %i\n", error);
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update_led_status(mainConf->leds, LED_NUMBER, conf->measure->co2);
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ble_sensor_notify();
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ESP_LOGI("MAIN", "co2 : %u ppm, temp : %d m°C, hum : %d mRH", conf->measure->co2, conf->measure->temperature, conf->measure->humidity);
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}
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}
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void init_nvs(void){
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esp_err_t ret = nvs_flash_init();
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if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
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ESP_ERROR_CHECK(nvs_flash_erase());
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ret = nvs_flash_init();
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}
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ESP_ERROR_CHECK(ret);
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}
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void init_avahi(char* hostname){
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ESP_LOGI("avahi", "hostname : %s", hostname);
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ESP_ERROR_CHECK(mdns_init());
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ESP_ERROR_CHECK(mdns_hostname_set(hostname));
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ESP_ERROR_CHECK(mdns_instance_name_set(hostname));
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}
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void init_http_server(configuration_data_t* main_conf){
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// mount http server fat partition
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const esp_vfs_fat_mount_config_t mount_config = {
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.max_files = 10,
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.format_if_mount_failed = false,
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.allocation_unit_size = CONFIG_WL_SECTOR_SIZE
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};
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ESP_ERROR_CHECK(esp_vfs_fat_rawflash_mount("/http", "http", &mount_config));
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// start http server
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HTTP_serve_config_t serv_config = {
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.mountpoint = "/http",
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.getUri = "/*",
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.postUri = "/*",
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.apiUri = "/api",
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};
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ESP_ERROR_CHECK(start_server(serv_config, main_conf));
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}
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void init_scd4x(){
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sensirion_i2c_hal_init(0,1);
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scd4x_wake_up();
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scd4x_stop_periodic_measurement();
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scd4x_reinit();
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}
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