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ESP-IDF Robot ESP NOW

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Alex B.
2024-12-24 12:19:59 -05:00
parent 6dd8f20d37
commit 87df13d8ef
1 changed files with 36 additions and 0 deletions
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36
ESP-IDF_Robot/main/blink_example_main.c
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@@ -262,6 +262,42 @@ static esp_err_t espnow_init(void) {
return ESP_FAIL; return ESP_FAIL;
} }
memset(peer, 0, sizeof(esp_now_peer_info_t));
peer->channel = CONFIG_ESPNOW_CHANNEL;
peer->ifidx = ESPNOW_WIFI_IF;
peer->encrypt = false;
memcpy(peer->peer_addr, broadcast_mac, ESP_NOW_ETH_ALEN);
ESP_ERROR_CHECK( esp_now_add_peer(peer) );
free(peer);
/* Initialize sending parameters. */
send_param = malloc(sizeof(espnow_send_param_t));
if (send_param == NULL) {
ESP_LOGE(TAG, "Malloc send parameter fail");
vSemaphoreDelete(espnow_queue);
esp_now_deinit();
return ESP_FAIL;
}
memset(send_param, 0, sizeof(espnow_send_param_t));
send_param->unicast = false;
send_param->broadcast = true;
send_param->state = 0;
send_param->magic = esp_random();
send_param->count = CONFIG_ESPNOW_SEND_COUNT;
send_param->delay = CONFIG_ESPNOW_SEND_DELAY;
send_param->len = CONFIG_ESPNOW_SEND_LEN;
send_param->buffer = malloc(CONFIG_ESPNOW_SEND_LEN);
if (send_param->buffer == NULL) {
ESP_LOGE(TAG, "Malloc send buffer fail");
free(send_param);
vSemaphoreDelete(espnow_queue);
esp_now_deinit();
return ESP_FAIL;
}
memcpy(send_param->dest_mac, broadcast_mac, ESP_NOW_ETH_ALEN);
example_espnow_data_prepare(send_param);
xTaskCreate(espnow_task, "example_espnow_task", 2048, send_param, 4, NULL);
return ESP_OK; return ESP_OK;
} }