co2-firmware/main/CO2_Sense.c
2022-03-30 22:10:02 +02:00

133 lines
3.5 KiB
C

#include "CO2_Sense.h"
#include <string.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include <stdio.h>
#include "nvs_flash.h"
#include "lwip/err.h"
#include "lwip/sys.h"
#include "esp_wifi.h"
#include "esp_log.h"
#include "esp_vfs_fat.h"
#include "mdns.h"
#include "APlib.h"
#include "HTTPServe.h"
#include "ledController.h"
#include "scd4x_i2c.h"
#include "sensirion_i2c_hal.h"
#include "scd4x_data.h"
#define LED1_PIN CONFIG_LED_1_PIN
#define LED2_PIN CONFIG_LED_2_PIN
#define LED3_PIN CONFIG_LED_3_PIN
#define LED_NUMBER 3
void app_main(void){
init_nvs();
nvs_handle_t nvs_handle;
ESP_ERROR_CHECK(nvs_open("main", NVS_READWRITE, &nvs_handle));
configuration_data_t* conf = malloc(sizeof(configuration_data_t));
init_conf_from_nvs(conf, nvs_handle);
// init LEDs driver
init_led_driver(conf->leds, LED_NUMBER);
// init wifi AP
//wifi_config_t wifi_config = wifi_config_generator("CO2Sense","testtest",1);
ESP_ERROR_CHECK(esp_netif_init());
ESP_ERROR_CHECK(esp_event_loop_create_default());
// start avahi
init_avahi(conf->hostname);
wifi_init_softap(conf->ap_config);
/*scd4x_data_t sensor_data = {
.co2 = 0,
.temperature = 0,
.humidity = 0,
};*/
init_http_server(conf);
// init scd41 sensor
sensirion_i2c_hal_init(0,1);
scd4x_wake_up();
scd4x_stop_periodic_measurement();
scd4x_reinit();
int16_t error = scd4x_start_periodic_measurement();
if (error) {
ESP_LOGE("MAIN", "Error executing scd4x_start_periodic_measurement(): %i\n",error);
}
// start fetch sensor task
/*scd4x_config_t sensor_conf = {
.delay = 5,
.measure = &sensor_data,
};*/
TaskHandle_t sensor_fetch_handle;
xTaskCreate(fetch_sensor_task, "FETCH_SENSOR", 4096, conf->sensor, tskIDLE_PRIORITY, &sensor_fetch_handle);
while(1){
vTaskDelay(1000 / portTICK_PERIOD_MS);
ESP_LOGI("MAIN", "co2 : %u ppm, temp : %d m°C, hum : %d mRH", conf->measure->co2, conf->measure->temperature, conf->measure->humidity);
update_led_status(conf->leds, LED_NUMBER, conf->measure->co2);
}
}
void fetch_sensor_task(void* pvParameters){
scd4x_config_t* conf = (scd4x_config_t*) pvParameters;
scd4x_data_t* measures = conf->measure;
while(1){
vTaskDelay(conf->delay * 1000 / portTICK_PERIOD_MS);
int16_t error = scd4x_read_measurement(&measures->co2, &measures->temperature, &measures->humidity);
if (error)
ESP_LOGE("sensor fetch", "Error executing scd4x_read_measurement(): %i\n", error);
}
}
void init_nvs(void){
esp_err_t ret = nvs_flash_init();
if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
ESP_ERROR_CHECK(nvs_flash_erase());
ret = nvs_flash_init();
}
ESP_ERROR_CHECK(ret);
}
void init_avahi(char* hostname){
ESP_LOGI("avahi", "hostname : %s", hostname);
ESP_ERROR_CHECK(mdns_init());
ESP_ERROR_CHECK(mdns_hostname_set(hostname));
ESP_ERROR_CHECK(mdns_instance_name_set(hostname));
}
void init_http_server(configuration_data_t* main_conf){
// mount http server fat partition
const esp_vfs_fat_mount_config_t mount_config = {
.max_files = 10,
.format_if_mount_failed = false,
.allocation_unit_size = CONFIG_WL_SECTOR_SIZE
};
ESP_ERROR_CHECK(esp_vfs_fat_rawflash_mount("/http", "http", &mount_config));
// start http server
HTTP_serve_config_t serv_config = {
.mountpoint = "/http",
.getUri = "/*",
.postUri = "/*",
.apiUri = "/api",
};
ESP_ERROR_CHECK(start_server(serv_config, main_conf));
}