esp_err_espnow_not_found 是ESP32 中使用 ESP-NOW 协议时可能遇到的一个错误代码。以下是对该错误代码的详细解释、可能的原因、解决步骤以及相关资源的参考。 1. esp_err_espnow_not_found 错误的含义 esp_err_espnow_not_found 错误代码表示在尝试使用 ESP-NOW 协议进行通信时,找不到
#else #define ESP_ERROR_CHECK(x) do { \ esp_err_t err_rc_ = (x); \ if (unlikely(err_rc_ != ESP_OK)) { \ _esp_error_check_failed(err_rc_, __FILE__, __LINE__, \ __ASSERT_FUNC, #x); \ } \ } while(0) #endif I'm using the xtensa-esp32-elf-gcc.exe compiler,...
问题原因 编码问题,通过vscode打开代码文件,发现文件编码格式是UTF-8 BOM 解决方法 通过vscode,把文件编码格式改为UTF.
i used the example code for ESPNow for my project for weeks now. The project grows, but i changed nothing on the ESPNow code beause it works Now i got the Message: ESP_ERR_ESPNOW_NO_MEM (out of memory). After download and studying the 1741 pages of the documentation i know that ...
= ESP_OK) { ESP_LOGE("LEDC", "Failed to configure timer: %s", esp_err_to_name(retT)); return; } ledc_channel_config_t channel; channel.gpio_num = LEDC_OUTPUT_IO; channel.speed_mode = LEDC_MODE; channel.channel = LEDC_CHANNEL; channel.intr_type = LEDC_INTR_DISABLE; channel....
ESP_ERR_NOT_FOUND when esp_intr_allocby SvanteKaiser » Fri Apr 12, 2024 3:53 pm I get an error when trying to configure an interrupt for DMA. When I use i2s_read outside the interrupt everything works fine, so it's not a problem with microphones or I2S configuration....
[2023-02-09_19:32:39:065]ESP_ERROR_CHECK failed: esp_err_t 0x3005 (ESP_ERR_WIFI_MODE) at 0x400883d4 [2023-02-09_19:32:39:087]file: "../main/scan.c" line 238 [2023-02-09_19:32:39:087]func: event_handler [2023-02-09_19:32:39:087]expression: esp_wifi_connect() ...
return ESP_OK; } system_event_cb_t cb 当wifi系统发生状态改变时回调函数 cb void *ctx 传给回调函数的参数 typedef enum { SYSTEM_EVENT_WIFI_READY = 0, /**< ESP32 WiFi 准备就绪*/ SYSTEM_EVENT_SCAN_DONE, /**< ESP32 完成扫描 AP */ ...
Uart driver Install fail - ESP_ERR_NOT_FOUND Postbytaruroy»Mon Apr 29, 2024 8:28 pm Chip: ESP32S3 IDF: 4.4 When calling Code:Select all uart_driver_install(UART_NUM_1, rx_buf, tx_buf, q_size, &queue, 0); The call fails with ESP_ERR_NOT_FOUND about 5% of the times. ...
static void wifi_scan(void) { int j =0; ESP_ERROR_CHECK(esp_netif_init()); ESP_ERROR_CHECK(esp_event_loop_create_default()); esp_netif_t *sta_netif = esp_netif_create_default_wifi_sta(); assert(sta_netif); wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); ESP_ERROR_CH...