116 lines
3.9 KiB
C
116 lines
3.9 KiB
C
#include <stdio.h>
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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#include <esp_system.h>
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#include <esp_timer.h>
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#include <esp_log.h>
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#include "nvs_flash.h"
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#include "esp_http_server.h"
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#include "i2cdev.h"
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#include "ygg_http_server.h"
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#include "ygg_http_routes.h"
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#include "ygg_wifi.h"
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#include "ygg_http_server.h"
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#include "ygg_bmp280.h"
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#include "ygg_http_req.h"
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#include "ygg_state.h"
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#include "ygg_sh1106.h"
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#include "ygg_lock.h"
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#include "lvgl.h"
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static const char *TAG = "thermo_sensor";
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static lv_display_t *sh_display = NULL;
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static lv_obj_t *label = NULL;
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bmp280_t dev_bmp_280;
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void lvgl_task(void *pvParameters) {
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while (1) {
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if (ygg_lvgl_lock_take(pdMS_TO_TICKS(100))) {
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lv_timer_handler();
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ygg_lvgl_lock_give();
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}
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vTaskDelay(pdMS_TO_TICKS(10));
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}
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}
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void sensor_task(void *pvParameters) {
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// Wait 1s, to avoid corrupted first sensor readout
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vTaskDelay(pdMS_TO_TICKS(1000));
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while (1) {
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esp_err_t err = ygg_bmp280_read_sensor(&dev_bmp_280);
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// Najpierw OLED, potem (blokujący) HTTP — żeby ekran
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// odświeżył się nawet gdy serwer nie odpowiada.
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// ygg_bmp280_read_sensor() aktualizuje CURR_READOUT TYLKO przy
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// sukcesie, więc przy błędzie pokazujemy ostatnie dobre + ERR
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// i NIE wysyłamy śmieci do bazy.
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char buf[256];
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if (err == ESP_OK) {
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snprintf(buf, sizeof(buf), "Temp: %.1f C\nHumid: %.1f %%\nPress: %.1f hPa",
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CURR_READOUT.temperature,
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CURR_READOUT.humidity,
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CURR_READOUT.pressure / 100.);
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ygg_set_display_label(sh_display, label, buf);
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ygg_send_sensor_readouts(BASE_URL,
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SENSOR_NAME,
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CURR_READOUT);
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} else {
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snprintf(buf, sizeof(buf), "SENSOR ERR\nTemp: %.1f C\nHumid: %.1f %%\nPress: %.1f hPa",
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CURR_READOUT.temperature,
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CURR_READOUT.humidity,
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CURR_READOUT.pressure / 100.);
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ygg_set_display_label(sh_display, label, buf);
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ESP_LOGW(TAG, "skipping HTTP POST, keeping last good readout");
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}
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vTaskDelay(pdMS_TO_TICKS(60 * 1000));
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}
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}
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void app_main()
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{
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// NVS - Non-Volatile Storage, this memory stays untouched
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// after power off. It is key value memory stored
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// in separate partition of flash. It takes about 20kB.
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// Here it is not used directly. It is required by WiFi
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// driver to store SSID and password.
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// NVS is organized into pages. Single page is one flash
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// sector - typically 4096B
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esp_err_t ret = nvs_flash_init();
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if (ret == ESP_ERR_NVS_NO_FREE_PAGES ||
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ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
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// ESP_ERR_NVS_NEW_VERSION_FOUND - NVS header page is
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// stored in newer version (newer IDF) than version
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// it is used by this application
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ESP_ERROR_CHECK(nvs_flash_erase());
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ESP_ERROR_CHECK(nvs_flash_init());
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}
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ygg_wifi_init_sta();
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httpd_handle_t server = ygg_start_webserver();
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httpd_register_uri_handler(server, &ygg_temp_uri);
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httpd_register_uri_handler(server, &ygg_press_uri);
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httpd_register_uri_handler(server, &ygg_hum_uri);
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// Jedna centralna inicjalizacja: mutexy + magistrala I2C.
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// Wcześniej i2cdev_init() był wołany w obu ygg_*_init() + bus był
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// tworzony przez dummy-device OLED, co mieszało.
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ygg_lock_init();
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ESP_ERROR_CHECK(i2cdev_init());
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sh_display = ygg_sh1106_init();
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lv_obj_t *scr = lv_display_get_screen_active(sh_display);
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label = lv_label_create(scr);
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ygg_set_display_label(sh_display, label, "PLEASE WAIT...");
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ygg_bmp280_init(&dev_bmp_280);
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xTaskCreatePinnedToCore(lvgl_task, "lvgl", 4096, NULL, 4, NULL, APP_CPU_NUM);
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xTaskCreatePinnedToCore(sensor_task, "bmp280_test", 8192, NULL, 5, NULL, APP_CPU_NUM);
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}
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