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/earphone/board/br28/board_jl701n_demo.c

@@ -735,8 +735,7 @@ struct port_wakeup port0 = {
 };
 
 #if BOARD_CHG_ENABLE
-/* R18 is not fitted on CBC4, so VBUS never reaches VPWR in softoff.  Wake on
- * the fitted ME4054 CHG_ON signal instead; it falls when charging starts. */
+/* TP4056 CHRG falls when charging starts; use it for softoff charge wake. */
 struct port_wakeup board_chg_wakeup_port = {
     .pullup_down_enable = ENABLE,
     .edge               = FALLING_EDGE,
@@ -1001,8 +1000,9 @@ void board_set_soft_poweroff(void)
     soff_gpio_protect(TCFG_IOKEY_POWER_ONE_PORT);
 #endif
 #if BOARD_CHG_ENABLE
-    /* Preserve PG8 input state and its external pull-up for softoff wake. */
+    /* Preserve both TP4056 open-drain inputs and their pull-ups in softoff. */
     soff_gpio_protect(BOARD_CHG_PIN);
+    soff_gpio_protect(BOARD_STDBY_PIN);
 #endif
 
 #if (!(TCFG_LP_TOUCH_KEY_ENABLE && TCFG_LP_TOUCH_KEY1_EN))