魔盒最新版本，更新了充电检测，鸟叫，dp4对声音的控制，声音模块由于硬件问题暂未实测

apps/usr_app/app_boot.c

@@ -127,8 +127,10 @@ static uint8_t boot_skip_key_wait(void)
 
     /* USB 在位（充电口有电）：说明是插着电源，不是用户凭空按键开机 */
     for (i = 0; i < 10; i++) {
-        if (bsp_chg_is_low() || bsp_vpwr_is_online()
-            || get_ldo5v_online_hw()) {
+        /* VPWR/LDO5V are the authoritative external-power indicators.
+         * CHRG is open-drain and is only meaningful after VPWR is present;
+         * do not let an abnormal low PG8 skip the key wait by itself. */
+        if (get_ldo5v_online_hw()) {
             log_info("boot usb, skip key wait\n");
             return 1;
         }