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以下是完整的代码,望各位大佬帮帮忙,实在是不懂了
static const char *TAG = "subpub"; static xQueueHandle gpio_evt_queue = NULL; #define GPIO_INPUT_IO_Key 4 // 定义按下按钮枚举类型 typedef enum { KEY_SHORT_PRESS = 1, KEY_LONG_PRESS, } alink_key_t; esp_err_t alink_key_scan(TickType_t ticks_to_wait); void key_trigger_Task(void *arg); /* The examples use simple WiFi configuration that you can set via 'make menuconfig'. If you'd rather not, just change the below entries to strings with the config you want - ie #define EXAMPLE_WIFI_SSID "mywifissid" */ #define EXAMPLE_WIFI_SSID CONFIG_WIFI_SSID #define EXAMPLE_WIFI_PASS CONFIG_WIFI_PASSWORD /* FreeRTOS event group to signal when we are connected & ready to make a request */ static EventGroupHandle_t wifi_event_group; /* The event group allows multiple bits for each event, but we only care about one event - are we connected to the AP with an IP? */ const int CONNECTED_BIT = BIT0; /* CA Root certificate, device ("Thing") certificate and device * ("Thing") key. Example can be configured one of two ways: "Embedded Certs" are loaded from files in "certs/" and embedded into the app binary. "Filesystem Certs" are loaded from the filesystem (SD card, etc.) See example README for more details. */ #if defined(CONFIG_EXAMPLE_EMBEDDED_CERTS) extern const uint8_t aws_root_ca_pem_start[] asm("_binary_aws_root_ca_pem_start"); extern const uint8_t aws_root_ca_pem_end[] asm("_binary_aws_root_ca_pem_end"); extern const uint8_t certificate_pem_crt_start[] asm("_binary_certificate_pem_crt_start"); extern const uint8_t certificate_pem_crt_end[] asm("_binary_certificate_pem_crt_end"); extern const uint8_t private_pem_key_start[] asm("_binary_private_pem_key_start"); extern const uint8_t private_pem_key_end[] asm("_binary_private_pem_key_end"); #elif defined(CONFIG_EXAMPLE_FILESYSTEM_CERTS) static const char * DEVICE_CERTIFICATE_PATH = CONFIG_EXAMPLE_CERTIFICATE_PATH; static const char * DEVICE_PRIVATE_KEY_PATH = CONFIG_EXAMPLE_PRIVATE_KEY_PATH; static const char * ROOT_CA_PATH = CONFIG_EXAMPLE_ROOT_CA_PATH; #else #error "Invalid method for loading certs" #endif /** * @brief Default MQTT HOST URL is pulled from the aws_iot_config.h */ char HostAddress[255] = AWS_IOT_MQTT_HOST; /** * @brief Default MQTT port is pulled from the aws_iot_config.h */ uint32_t port = AWS_IOT_MQTT_PORT; static esp_err_t event_handler(void *ctx, system_event_t *event) { switch(event->event_id) { case SYSTEM_EVENT_STA_START: esp_wifi_connect(); break; case SYSTEM_EVENT_STA_GOT_IP: xEventGroupSetBits(wifi_event_group, CONNECTED_BIT); break; case SYSTEM_EVENT_STA_DISCONNECTED: /* This is a workaround as ESP32 WiFi libs don't currently auto-reassociate. */ esp_wifi_connect(); xEventGroupClearBits(wifi_event_group, CONNECTED_BIT); break; default: break; } return ESP_OK; } void iot_subscribe_callback_handler(AWS_IoT_Client *pClient, char *topicName, uint16_t topicNameLen, IoT_Publish_Message_Params *params, void *pData) { ESP_LOGI(TAG, "Subscribe callback"); ESP_LOGI(TAG, "%.*st%.*s", topicNameLen, topicName, (int) params->payloadLen, (char *)params->payload); } void disconnectCallbackHandler(AWS_IoT_Client *pClient, void *data) { ESP_LOGW(TAG, "MQTT Disconnect"); IoT_Error_t rc = FAILURE; if(NULL == pClient) { return; } if(aws_iot_is_autoreconnect_enabled(pClient)) { ESP_LOGI(TAG, "Auto Reconnect is enabled, Reconnecting attempt will start now"); } else { ESP_LOGW(TAG, "Auto Reconnect not enabled. Starting manual reconnect..."); rc = aws_iot_mqtt_attempt_reconnect(pClient); if(NETWORK_RECONNECTED == rc) { ESP_LOGW(TAG, "Manual Reconnect Successful"); } else { ESP_LOGW(TAG, "Manual Reconnect Failed - %d", rc); } } } char cPayload[100]; AWS_IoT_Client client; IoT_Error_t rc = FAILURE; IoT_Publish_Message_Params paramsQOS1; int flag =0; void aws_iot_task(void *param) { int32_t i = 0; IoT_Client_Init_Params mqttInitParams = iotClientInitParamsDefault; IoT_Client_Connect_Params connectParams = iotClientConnectParamsDefault; IoT_Publish_Message_Params paramsQOS0; ESP_LOGI(TAG, "AWS IoT SDK Version %d.%d.%d-%s", VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH, VERSION_TAG); mqttInitParams.enableAutoReconnect = false; // We enable this later below mqttInitParams.pHostURL = HostAddress; mqttInitParams.port = port; #if defined(CONFIG_EXAMPLE_EMBEDDED_CERTS) mqttInitParams.pRootCALocation = (const char *)aws_root_ca_pem_start; mqttInitParams.pDeviceCertLocation = (const char *)certificate_pem_crt_start; mqttInitParams.pDevicePrivateKeyLocation = (const char *)private_pem_key_start; #elif defined(CONFIG_EXAMPLE_FILESYSTEM_CERTS) mqttInitParams.pRootCALocation = ROOT_CA_PATH; mqttInitParams.pDeviceCertLocation = DEVICE_CERTIFICATE_PATH; mqttInitParams.pDevicePrivateKeyLocation = DEVICE_PRIVATE_KEY_PATH; #endif mqttInitParams.mqttCommandTimeout_ms = 20000; mqttInitParams.tlsHandshakeTimeout_ms = 5000; mqttInitParams.isSSLHostnameVerify = true; mqttInitParams.disconnectHandler = disconnectCallbackHandler; mqttInitParams.disconnectHandlerData = NULL; #ifdef CONFIG_EXAMPLE_SDCARD_CERTS ESP_LOGI(TAG, "Mounting SD card..."); sdmmc_host_t host = SDMMC_HOST_DEFAULT(); sdmmc_slot_config_t slot_config = SDMMC_SLOT_CONFIG_DEFAULT(); esp_vfs_fat_sdmmc_mount_config_t mount_config = { .format_if_mount_failed = false, .max_files = 3, }; sdmmc_card_t* card; esp_err_t ret = esp_vfs_fat_sdmmc_mount("/sdcard", &host, &slot_config, &mount_config, &card); if (ret != ESP_OK) { ESP_LOGE(TAG, "Failed to mount SD card VFAT filesystem. Error: %s", esp_err_to_name(ret)); abort(); } #endif rc = aws_iot_mqtt_init(&client, &mqttInitParams); if(SUCCESS != rc) { ESP_LOGE(TAG, "aws_iot_mqtt_init returned error : %d ", rc); abort(); } else if(SUCCESS == rc) { ESP_LOGE(TAG, "aws_iot_mqtt_init sucessful : %d ", rc); } /* Wait for WiFI to show as connected */ xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT, false, true, portMAX_DELAY); connectParams.keepAliveIntervalInSec = 10; connectParams.isCleanSession = true; connectParams.MQTTVersion = MQTT_3_1_1; /* Client ID is set in the menuconfig of the example */ connectParams.pClientID = CONFIG_AWS_EXAMPLE_CLIENT_ID; connectParams.clientIDLen = (uint16_t) strlen(CONFIG_AWS_EXAMPLE_CLIENT_ID); connectParams.isWillMsgPresent = false; ESP_LOGI(TAG, "Connecting to AWS..."); do { rc = aws_iot_mqtt_connect(&client, &connectParams); if(SUCCESS != rc) { ESP_LOGE(TAG, "Error(%d) connecting to %s:%d", rc, mqttInitParams.pHostURL, mqttInitParams.port); vTaskDelay(1000 / portTICK_RATE_MS); } } while(SUCCESS != rc); /* * Enable Auto Reconnect functionality. Minimum and Maximum time of Exponential backoff are set in aws_iot_config.h * #AWS_IOT_MQTT_MIN_RECONNECT_WAIT_INTERVAL * #AWS_IOT_MQTT_MAX_RECONNECT_WAIT_INTERVAL */ rc = aws_iot_mqtt_autoreconnect_set_status(&client, true); if(SUCCESS != rc) { ESP_LOGE(TAG, "Unable to set Auto Reconnect to true - %d", rc); abort(); } const char *TOPIC = "esp32/topic"; const int TOPIC_LEN = strlen(TOPIC); ESP_LOGI(TAG, "Subscribing..."); rc = aws_iot_mqtt_subscribe(&client, TOPIC, TOPIC_LEN, QOS0, iot_subscribe_callback_handler, NULL); if(SUCCESS != rc) { ESP_LOGE(TAG, "Error subscribing : %d ", rc); abort(); } sprintf(cPayload, "%s : %d ", "hello from SDK", i); paramsQOS0.qos = QOS0; paramsQOS0.payload = (void *) cPayload; paramsQOS0.isRetained = 0; while((NETWORK_ATTEMPTING_RECONNECT == rc || NETWORK_RECONNECTED == rc || SUCCESS == rc)) { //Max time the yield function will wait for read messages rc = aws_iot_mqtt_yield(&client, 100); if(NETWORK_ATTEMPTING_RECONNECT == rc) { // If the client is attempting to reconnect we will skip the rest of the loop. continue; } // ESP_LOGI(TAG, "Stack remaining for task '%s' is %d bytes", pcTaskGetTaskName(NULL), uxTaskGetStackHighWaterMark(NULL)); // vTaskDelay(1000 / portTICK_RATE_MS); //sprintf(cPayload, "%s", "{"message": "123456789876543210"}"); // paramsQOS1.payloadLen = strlen(cPayload); // rc = aws_iot_mqtt_publish(&client, TOPIC, TOPIC_LEN, ¶msQOS1); // if (rc == MQTT_REQUEST_TIMEOUT_ERROR) // { // ESP_LOGW(TAG, "QOS1 publish ack not received."); // // rc = SUCCESS; // } } ESP_LOGE(TAG, "An error occurred in the main loop."); abort(); } // GPIO中断处理函数 void IRAM_ATTR gpio_isr_handler(void *arg) { uint32_t gpio_num = (uint32_t) arg; xQueueSendFromISR(gpio_evt_queue, &gpio_num, NULL); } // 按键GPIO初始化 void KeyInit(uint32_t key_gpio_pin) { //配置GPIO结构体 gpio_config_t io_conf; io_conf.intr_type = GPIO_INTR_ANYEDGE; // 下降沿和上升沿触发中断 io_conf.pin_bit_mask = 1 << key_gpio_pin; // 设置GPIO号 io_conf.mode = GPIO_MODE_INPUT; // 模式输入 io_conf.pull_up_en = GPIO_PULLUP_ENABLE; // 端口上拉使能 gpio_config(&io_conf); // 设置GPIO中断类型 gpio_set_intr_type(GPIO_INPUT_IO_Key, GPIO_INTR_ANYEDGE);// 下降沿和上升沿触发中断 // 初始化GPIO事件队列 gpio_evt_queue = xQueueCreate(2, sizeof(uint32_t)); // 安装GPIO中断服务 gpio_install_isr_service(0); // 添加GPIO中断事件回调函数 gpio_isr_handler_add(key_gpio_pin, gpio_isr_handler, (void *) key_gpio_pin); } // 按键扫描函数,任务中调用 esp_err_t alink_key_scan(TickType_t ticks_to_wait) { uint32_t io_num; BaseType_t press_key = pdFALSE; BaseType_t release_key = pdFALSE; int backup_time = 0; while (1) { // 接收从消息队列发来的消息 xQueueReceive(gpio_evt_queue, &io_num, ticks_to_wait); if (gpio_get_level(io_num) == 0) {//当前低电平,记录下用户按下按键的时间点 press_key = pdTRUE; backup_time = esp_timer_get_time(); //如果当前GPIO口的电平已经记录为按下,则开始减去上次按下按键的时间点 } else if (press_key) { //记录抬升时间点 release_key = pdTRUE; backup_time = esp_timer_get_time() - backup_time; } //近当按下标志位和按键弹起标志位都为1时候,才执行回调 if (press_key & release_key) { press_key = pdFALSE; release_key = pdFALSE; //如果大于1s则回调长按,否则就短按回调 if (backup_time > 1000000) { return KEY_LONG_PRESS; } else { return KEY_SHORT_PRESS; } } } } // 按键中断任务 void key_trigger_Task(void *arg) { const char *TOPIC = "esp32/topic"; const int TOPIC_LEN = strlen(TOPIC); esp_err_t ret = 0; paramsQOS1.qos = QOS1; paramsQOS1.payload = (void *) cPayload; paramsQOS1.isRetained = 0; printf("************Qos2:%srn",paramsQOS1.payload); KeyInit(GPIO_INPUT_IO_Key); while (1) { ret = alink_key_scan(portMAX_DELAY); if (ret == -1) vTaskDelete(NULL); switch (ret) { case KEY_SHORT_PRESS: ESP_LOGI(TAG,"Button Short Downrn"); sprintf(cPayload, "%s", "{"message": "jhgfsytgsdewrhtgfyhrfcdf"}"); paramsQOS1.payloadLen = strlen(cPayload); rc = aws_iot_mqtt_publish(&client, TOPIC, TOPIC_LEN, ¶msQOS1); if (rc == MQTT_REQUEST_TIMEOUT_ERROR) { ESP_LOGW(TAG, "QOS1 publish ack not received."); rc = SUCCESS; } break; case KEY_LONG_PRESS: ESP_LOGI(TAG,"Button Long Downrn"); break; default: break; } } vTaskDelete(NULL); } static void initialise_wifi(void) { tcpip_adapter_init(); wifi_event_group = xEventGroupCreate(); ESP_ERROR_CHECK( esp_event_loop_init(event_handler, NULL) ); wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); ESP_ERROR_CHECK( esp_wifi_init(&cfg) ); ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) ); wifi_config_t wifi_config = { .sta = { .ssid = EXAMPLE_WIFI_SSID, .password = EXAMPLE_WIFI_PASS, }, }; ESP_LOGI(TAG, "Setting WiFi configuration SSID %s...", wifi_config.sta.ssid); ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) ); ESP_ERROR_CHECK( esp_wifi_set_config(WIFI_IF_STA, &wifi_config) ); ESP_ERROR_CHECK( esp_wifi_start() ); } void app_main() { // Initialize NVS. esp_err_t err = nvs_flash_init(); if (err == ESP_ERR_NVS_NO_FREE_PAGES || err == ESP_ERR_NVS_NEW_VERSION_FOUND) { ESP_ERROR_CHECK(nvs_flash_erase()); err = nvs_flash_init(); } ESP_ERROR_CHECK( err ); initialise_wifi(); xTaskCreatePinnedToCore(&key_trigger_Task, "key_trigger_Task", 1024 * 2, NULL, 4, NULL, 1); xTaskCreatePinnedToCore(&aws_iot_task, "aws_iot_task", 9216, NULL, 5, NULL, 1); } |
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有没有办法在不使用混杂模式的情况下实现Wifi驱动程序接收缓冲区访问中断呢?
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