作为主设备去连接其他蓝牙设备
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238
apps/earphone/xtell_remote_control/task_func.c
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238
apps/earphone/xtell_remote_control/task_func.c
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#include "task_func.h"
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#include "./nvs/nvs.h"
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#include "timer.h"
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#include "system/includes.h"
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// 包含BLE HID相关的API
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#include "earphone.h" // 宏定义 EARPHONE_STATE_...
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// =================================================================================
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// 宏定义与日志
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// =================================================================================
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#define RC_LOG_ENABLE 1
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#if RC_LOG_ENABLE
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#define rc_log(format, ...) printf("[RC_APP] " format, ##__VA_ARGS__)
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#else
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#define rc_log(format, ...)
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#endif
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// =================================================================================
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// 外部函数声明
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// =================================================================================
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extern void TYPE_V_EVENT(char* uid);
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extern void TYPE_A_EVENT(char* uid);
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// =================================================================================
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// 静态函数声明
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// =================================================================================
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static RFID_Device_Type_t get_rfid_device_type(const u8* uid);
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// BLE 状态转换的辅助函数
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static void rc_ble_state_set_connecting(void);
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static void rc_ble_state_set_connected(void);
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static void rc_ble_state_set_disconnected(void);
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// =================================================================================
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// 全局变量
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// =================================================================================
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static RC_Context_t g_rc_context; // 全局上下文实例
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static u16 g_rfid_timer_id = 0; // RFID 定时器ID
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static u16 g_ble_timer_id = 0; // BLE 定时器ID
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extern const struct ble_client_operation_t client_operation;
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// =================================================================================
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// 核心回调函数 (Core Callback Handlers)
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// =================================================================================
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/**
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* @brief RFID回调处理函数 (由定时器周期性调用)
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*/
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void rc_rfid_callback_handler(void *priv)
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{
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u8 uid[UID_LENGTH] = {0};
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//读id卡
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// TYPE_V_EVENT((char *)uid);
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TYPE_A_EVENT((char *)uid);
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//是否有rfid卡靠近
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u8 is_new_data = 0;
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for (int i = 0; i < UID_LENGTH; i++) {
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if (uid[i] != 0x00) {
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is_new_data = 1;
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break;
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}
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}
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if (!is_new_data) {
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return; //没有rfid卡靠近，返回
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}
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rc_log("New RFID card detected.\n");
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RFID_Device_Type_t device_type = get_rfid_device_type(uid);
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switch (device_type) {
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case RFID_DEVICE_TYPE_MAIN_BOARD: //船主板上的rfid卡
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rc_log("Device is Main Board. Storing MAC...\n");
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if (ble_hid_is_connected()) {
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// 先停止扫描和连接尝试，实现断开
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EARPHONE_STATE_CANCEL_PAGE_SCAN();
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}
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// 将新的MAC地址写入Flash
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nvs_write_main_board_mac(uid);
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// 重新启动扫描，以连接到新的主板
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EARPHONE_STATE_SET_PAGE_SCAN_ENABLE();
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break;
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case RFID_DEVICE_TYPE_REMOTE_CONTROL:
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rc_log("Device is another Remote Control.\n");
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if (g_rc_context.state == RC_STATE_CONNECTED) {
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rc_log("Sending teaming request to main board...\n");
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// report_id 1 通常用于标准键盘/消费者报告
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ble_hid_data_send(1, uid, UID_LENGTH);
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} else {
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rc_log("Not connected to main board, ignoring teaming request.\n");
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}
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break;
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default:
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rc_log("Unknown RFID device type.\n");
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break;
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}
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}
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/**
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* @brief BLE回调处理函数 (由定时器周期性调用)
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*/
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void rc_ble_callback_handler(void *priv)
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{
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bool is_connected = ble_hid_is_connected();
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// 状态机转换
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if (is_connected && g_rc_context.state != RC_STATE_CONNECTED) {
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rc_ble_state_set_connected();
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} else if (!is_connected && g_rc_context.state != RC_STATE_DISCONNECTED) {
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rc_ble_state_set_disconnected();
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}
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// 状态机行为
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switch (g_rc_context.state) {
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case RC_STATE_DISCONNECTED:
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{
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u8 target_mac[MAC_ADDR_LENGTH] = {0};
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// 检查Flash中是否有已配对的MAC
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if (nvs_read_main_board_mac(target_mac) > 0) {
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rc_log("Found paired MAC. Start scanning...\n");
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// 启动扫描和连接。SDK的HID实现会自动连接到已配对的设备。
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EARPHONE_STATE_SET_PAGE_SCAN_ENABLE();
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} else {
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rc_log("No paired MAC found. Waiting for RFID pairing...\n");
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}
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}
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break;
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case RC_STATE_CONNECTING:
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// 在这个状态下，我们只是等待 is_connected 变为 true
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rc_log("Waiting for connection result...\n");
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break;
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case RC_STATE_CONNECTED:
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// 已连接，目前无需周期性操作
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// rc_log("BLE is connected.\n");
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break;
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default:
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break;
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}
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}
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/**
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* @brief 根据UID前缀判断设备类型
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*/
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static RFID_Device_Type_t get_rfid_device_type(const u8* uid)
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{
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if (uid == NULL) {
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return RFID_DEVICE_TYPE_UNKNOWN;
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}
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// 根据 RC_app_main.h 中定义的UID前缀进行判断
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if (uid[0] == UID_PREFIX_MAIN_BOARD) {
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return RFID_DEVICE_TYPE_MAIN_BOARD;
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} else if (uid[0] == UID_PREFIX_REMOTE_CONTROL) {
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return RFID_DEVICE_TYPE_REMOTE_CONTROL;
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}
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return RFID_DEVICE_TYPE_UNKNOWN;
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}
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// =================================================================================
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// 辅助函数 (Helper Functions)
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// =================================================================================
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/**
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* @brief 进入 CONNECTING 状态的逻辑
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*/
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static void rc_ble_state_set_connecting(void)
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{
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rc_log("State transition to -> CONNECTING\n");
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g_rc_context.state = RC_STATE_CONNECTING;
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// 可以在这里控制LED灯效，例如黄灯呼吸闪烁
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}
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/**
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* @brief 进入 CONNECTED 状态的逻辑
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*/
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static void rc_ble_state_set_connected(void)
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{
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rc_log("State transition to -> CONNECTED\n");
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g_rc_context.state = RC_STATE_CONNECTED;
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// 停止扫描以省电
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EARPHONE_STATE_CANCEL_PAGE_SCAN();
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// 发送指令，要求主板连接遥控器的经典蓝牙
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u8 classic_conn_req_payload[] = {0x01, 0x02, 0x03};
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rc_log("Sending request for classic BT connection.\n");
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ble_hid_data_send(0xFE, classic_conn_req_payload, sizeof(classic_conn_req_payload));
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// 在这里控制LED灯效，例如蓝灯呼吸闪烁三次后熄灭
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}
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/**
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* @brief 进入 DISCONNECTED 状态的逻辑
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*/
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static void rc_ble_state_set_disconnected(void)
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{
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rc_log("State transition to -> DISCONNECTED\n");
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g_rc_context.state = RC_STATE_DISCONNECTED;
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// 在这里控制LED灯效，例如黄灯呼吸闪烁
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}
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// 初始化函数 (Initialization Function)
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// =================================================================================
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/**
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* @brief 遥控器应用主初始化函数
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*/
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void rc_app_main_init(void)
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{
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rc_log("Initializing Remote Control App...\n");
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// 1. 初始化全局上下文
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memset(&g_rc_context, 0, sizeof(RC_Context_t));
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g_rc_context.state = RC_STATE_DISCONNECTED; // 初始状态为未连接
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// 2. 检查并启动RFID处理定时器
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if (g_rfid_timer_id == 0) {
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g_rfid_timer_id = sys_timer_add(NULL, rc_rfid_callback_handler, RC_RFID_CALLBACK_INTERVAL_MS);
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rc_log("RFID handler timer started (ID: %d).\n", g_rfid_timer_id);
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}
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// 3. 检查并启动BLE处理定时器
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if (g_ble_timer_id == 0) {
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g_ble_timer_id = sys_timer_add(NULL, rc_ble_callback_handler, RC_BLE_CALLBACK_INTERVAL_MS);
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rc_log("BLE handler timer started (ID: %d).\n", g_ble_timer_id);
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}
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}
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