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52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/* ESPNOW Receiver
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by: Alexander Bobkov
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Date Created: July 4, 2025
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Updated: July 4, 2025
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SDK: ESP-IDF v.5.4.1
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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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/*
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This program uses ESPNOW for receiving joystick x- and y- axis values from the receiving device.
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*/
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//#include <stdlib.h>
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#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "nvs_flash.h"
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#include "esp_err.h"
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#include "system_health.h"
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#include "config.h"
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#include "receiver.h"
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void app_main(void) {
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// Initialize NVS
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esp_err_t ret = nvs_flash_init();
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if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
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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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wifi_init();
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ESP_ERROR_CHECK(esp_now_init());
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esp_now_peer_info_t transmitterInfo = {0};
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memcpy(transmitterInfo.peer_addr, transmitter_mac, ESP_NOW_ETH_ALEN);
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transmitterInfo.channel = 0; // Current WiFi channel
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transmitterInfo.ifidx = ESP_IF_WIFI_STA;
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transmitterInfo.encrypt = false;
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ESP_ERROR_CHECK(esp_now_add_peer(&transmitterInfo));
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ESP_ERROR_CHECK(esp_now_register_recv_cb((void*)onDataReceived));
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system_led_init();
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} |