manual

ESP-IDF_Robot/tutorial/docs/source/receiver.rst

@@ -1,2 +1,52 @@
 RECEIVER
-========
+========
+
+Configuration Variables
+-----------------------
+
+.. code-block:: c
+
+    uint8_t transmitter_mac[ESP_NOW_ETH_ALEN] = {0x9C, 0x9E, 0x6E, 0x14, 0xB5, 0x54};
+
+Receiving Data
+--------------
+
+.. code-block:: c
+
+    void onDataReceived (const uint8_t *mac_addr, const uint8_t *data, uint8_t data_len) {
+        ESP_LOGI(TAG, "Data received from: %02x:%02x:%02x:%02x:%02x:%02x, len=%d", mac_addr[0], mac_addr[1], mac_addr[2], mac_addr[3], mac_addr[4], mac_addr[5], data_len);
+        memcpy(&buf, data, sizeof(buf));
+    }
+
+Main Function
+-------------
+
+.. code-block:: c
+
+    #include <string.h>
+    #include "freertos/FreeRTOS.h"
+    #include "nvs_flash.h"
+    #include "esp_err.h"
+
+    void app_main(void) {
+        // Initialize NVS
+        esp_err_t ret = nvs_flash_init();
+        if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
+            ESP_ERROR_CHECK( nvs_flash_erase() );
+            ret = nvs_flash_init();
+        }
+        ESP_ERROR_CHECK( ret );
+        wifi_init();
+        ESP_ERROR_CHECK(esp_now_init());
+
+        esp_now_peer_info_t transmitterInfo = {0};
+        memcpy(transmitterInfo.peer_addr, transmitter_mac, ESP_NOW_ETH_ALEN);
+        transmitterInfo.channel = 0; // Current WiFi channel
+        transmitterInfo.ifidx = ESP_IF_WIFI_STA;
+        transmitterInfo.encrypt = false;
+        ESP_ERROR_CHECK(esp_now_add_peer(&transmitterInfo));
+
+        ESP_ERROR_CHECK(esp_now_register_recv_cb((void*)onDataReceived));
+
+        system_led_init();
+    }

ESP-IDF_Robot/tutorial/docs/source/transmitter.rst

@@ -2,4 +2,30 @@ TRANSMITTER
 ===========
 
 Data Encapsulation
-------------------
+------------------
+
+Main Function
+-------------
+
+.. code-block:: c
+
+    #include "freertos/FreeRTOS.h"
+    #include "nvs_flash.h"
+    #include "esp_err.h"
+
+    void app_main(void) {
+        // Initialize internal temperature sensor
+        chip_sensor_init();
+
+        // Initialize NVS
+        esp_err_t ret = nvs_flash_init();
+        if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
+            ESP_ERROR_CHECK( nvs_flash_erase() );
+            ret = nvs_flash_init();
+        }
+        ESP_ERROR_CHECK( ret );
+        wifi_init();
+        joystick_adc_init();
+        transmission_init();
+        system_led_init();
+    }