152 lines
4.3 KiB
C
152 lines
4.3 KiB
C
/* Hello World Example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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#include "esp_gps_ntp.h"
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#include <stdio.h>
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#include "esp_system.h"
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#include "esp_wifi.h"
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#include "esp_wps.h"
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#include "esp_event_loop.h"
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#include "nvs_flash.h"
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/*set wps mode via "make menuconfig"*/
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#if CONFIG_WPS_TYPE_PBC
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#define WPS_TEST_MODE WPS_TYPE_PBC
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#elif CONFIG_WPS_TYPE_PIN
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#define WPS_TEST_MODE WPS_TYPE_PIN
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#else
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#define WPS_TEST_MODE WPS_TYPE_DISABLE
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#endif /*CONFIG_WPS_TYPE_PBC*/
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#ifndef PIN2STR
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#define PIN2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5], (a)[6], (a)[7]
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#define PINSTR "%c%c%c%c%c%c%c%c"
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#endif
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static const char *TAG = "ESP_GPS_NTP";
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static esp_wps_config_t config = WPS_CONFIG_INIT_DEFAULT(WPS_TEST_MODE);
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static esp_err_t event_handler(void *ctx, system_event_t *event)
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{
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switch(event->event_id)
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{
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case SYSTEM_EVENT_STA_START:
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ESP_LOGI(TAG, "SYSTEM_EVENT_STA_START");
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break;
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case SYSTEM_EVENT_STA_GOT_IP:
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ESP_LOGI(TAG, "SYSTEM_EVENT_STA_GOT_IP");
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ESP_LOGI(TAG, "got ip:%s\n", ip4addr_ntoa(&event->event_info.got_ip.ip_info.ip));
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start_ntp();
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break;
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case SYSTEM_EVENT_STA_DISCONNECTED:
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ESP_LOGI(TAG, "SYSTEM_EVENT_STA_DISCONNECTED");
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ESP_ERROR_CHECK(esp_wifi_connect());
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break;
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case SYSTEM_EVENT_STA_WPS_ER_SUCCESS:
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/*point: the function esp_wifi_wps_start() only get ssid & password
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* so call the function esp_wifi_connect() here
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* */
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ESP_LOGI(TAG, "SYSTEM_EVENT_STA_WPS_ER_SUCCESS");
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ESP_ERROR_CHECK(esp_wifi_wps_disable());
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ESP_ERROR_CHECK(esp_wifi_connect());
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break;
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case SYSTEM_EVENT_STA_WPS_ER_FAILED:
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ESP_LOGI(TAG, "SYSTEM_EVENT_STA_WPS_ER_FAILED");
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ESP_ERROR_CHECK(esp_wifi_wps_disable());
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ESP_ERROR_CHECK(esp_wifi_wps_enable(&config));
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ESP_ERROR_CHECK(esp_wifi_wps_start(0));
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break;
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case SYSTEM_EVENT_STA_WPS_ER_TIMEOUT:
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ESP_LOGI(TAG, "SYSTEM_EVENT_STA_WPS_ER_TIMEOUT");
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ESP_ERROR_CHECK(esp_wifi_wps_disable());
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ESP_ERROR_CHECK(esp_wifi_wps_enable(&config));
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ESP_ERROR_CHECK(esp_wifi_wps_start(0));
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break;
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case SYSTEM_EVENT_STA_WPS_ER_PIN:
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ESP_LOGI(TAG, "SYSTEM_EVENT_STA_WPS_ER_PIN");
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/*show the PIN code here*/
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ESP_LOGI(TAG, "WPS_PIN = "PINSTR, PIN2STR(event->event_info.sta_er_pin.pin_code));
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break;
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default:
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break;
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}
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return ESP_OK;
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}
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/*init wifi as sta and start wps*/
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static void start_wifi(void)
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{
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tcpip_adapter_init();
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ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL));
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wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
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ESP_ERROR_CHECK(esp_wifi_init(&cfg));
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ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
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ESP_ERROR_CHECK(esp_wifi_start());
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if (esp_wifi_connect())
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{
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ESP_LOGI(TAG, "wifi not configured, starting wps...");
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ESP_ERROR_CHECK(esp_wifi_wps_enable(&config));
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ESP_ERROR_CHECK(esp_wifi_wps_start(0));
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}
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}
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micros_t IRAM_ATTR micros()
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{
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return esp_timer_get_time();
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}
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void app_main()
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{
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esp_log_level_set(TAG, CONFIG_APP_LOG_LEVEL);
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ESP_LOGI(TAG, "ESP32 GPS NTP Server");
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/* Print chip information */
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esp_chip_info_t chip_info;
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esp_chip_info(&chip_info);
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ESP_LOGI(TAG, "This is ESP32 chip with %d CPU cores, WiFi%s%s, ",
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chip_info.cores,
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(chip_info.features & CHIP_FEATURE_BT) ? "/BT" : "",
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(chip_info.features & CHIP_FEATURE_BLE) ? "/BLE" : "");
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ESP_LOGI(TAG, "silicon revision %d, ", chip_info.revision);
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ESP_LOGI(TAG, "***** RUNNING on core %d *****", xPortGetCoreID());
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fflush(stdout);
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/* Initialize NVS — it is used to store PHY calibration data */
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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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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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start_wifi();
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start_gps();
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start_display();
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}
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