diff --git a/V1.5/STM32F103_App1/HardWare/LOG/log.c b/V1.5/STM32F103_App1/HardWare/LOG/log.c
index be00826..14b980a 100644
--- a/V1.5/STM32F103_App1/HardWare/LOG/log.c
+++ b/V1.5/STM32F103_App1/HardWare/LOG/log.c
@@ -43,8 +43,17 @@ void log_set_level(LogLevel level)
 }
 
 /* Output log message via USART1 (HAL) */
+static volatile uint8_t s_log_mute = 0;
+
+/* AT 窗口静音：BLE 模块与日志共用 UART1，AT 交互期间日志字节会污染模块命令解析 */
+void log_mute(uint8_t on)
+{
+    s_log_mute = on;
+}
+
 static void _log_print(LogLevel level, const char *tag, const char *fmt, va_list args)
 {
+    if (s_log_mute) return;
     if (current_level <= level) {
         char buf[256];
         int len = vsnprintf(buf, sizeof(buf) - 2, fmt, args);
diff --git a/V1.5/STM32F103_App1/HardWare/LOG/log.h b/V1.5/STM32F103_App1/HardWare/LOG/log.h
index e4505ef..7363fe3 100644
--- a/V1.5/STM32F103_App1/HardWare/LOG/log.h
+++ b/V1.5/STM32F103_App1/HardWare/LOG/log.h
@@ -17,7 +17,8 @@ typedef enum {
 void log_set_level(LogLevel level);   /* 改等级并落 EEPROM */
 void log_load_level(void);
 LogLevel log_get_level(void);   /* 开机读取保存的日志等级 */
-void log_lock_init(void);   /* 日志互斥锁初始化（调度器启动前调用一次） */
+void log_lock_init(void);
+void log_mute(uint8_t on);   /* AT 窗口静音（BLE 设置期间暂停日志输出） */   /* 日志互斥锁初始化（调度器启动前调用一次） */
 
 void log_debug(const char *fmt, ...);
 void log_info(const char *fmt, ...);
diff --git a/V1.5/STM32F103_App1/HardWare/USER_CMD/ble_at.c b/V1.5/STM32F103_App1/HardWare/USER_CMD/ble_at.c
index 6c4e55c..ef9a805 100644
--- a/V1.5/STM32F103_App1/HardWare/USER_CMD/ble_at.c
+++ b/V1.5/STM32F103_App1/HardWare/USER_CMD/ble_at.c
@@ -99,34 +99,47 @@ void ble_setup_name(void)
         return;
     }
 
-    /* 查询当前名称 */
-    BLE_PC5_LOW();
-    ble_delay(1100);        /* 拉低 1s 进 AT 模式 */
-    BLE_PC5_HIGH();
-    ble_delay(600);         /* 等模块切换到 AT 模式 */
+    /* AT 窗口内静音日志：UART1 与模块共用，日志字节会污染模块的 AT 命令解析 */
+    log_mute(1);
 
-    ble_flush_rx();
-    HAL_UART_Transmit(&huart1, (uint8_t *)"AT+NAME=?\r\n", 12, 500);
+    /* 进 AT 模式并查询当前名称：无应答则重新拉 PC5 再试，最多 3 轮 */
     const char *cur = NULL;
-    int t = 30;
-    while (t-- > 0 && !cur) {
-        ble_delay(50);
-        cur = USART1_GetCommand();
+    for (int round = 0; round < 3 && !cur; round++) {
+        BLE_PC5_LOW();
+        ble_delay(1100);        /* 拉低 1s 进 AT 模式 */
+        BLE_PC5_HIGH();
+        ble_delay(600);         /* 等模块切换到 AT 模式 */
+
+        ble_flush_rx();
+        HAL_UART_Transmit(&huart1, (uint8_t *)"AT+NAME=?\r\n", 12, 500);
+        int t = 30;
+        while (t-- > 0 && !cur) {
+            ble_delay(50);
+            cur = USART1_GetCommand();
+        }
     }
 
-    if (cur && strstr(cur, BLE_NAME) && pwr_cache == BLE_TX_POWER) {
-        /* 名称与功率都正确：直接回透传，不动任何设置 */
-        log_info("> BLE: 名称已是 %s，无需设置", BLE_NAME);
-        ble_at_cmd("AT+TS=1", "OK", 1500);
+    if (!cur) {
+        log_mute(0);
+        log_warn("> BLE: 3 轮 AT 均无应答（模块未接/被手机占用/PC5 未拉低）");
         return;
     }
-    if (cur && strstr(cur, BLE_NAME)) {
+
+    if (strstr(cur, BLE_NAME) && pwr_cache == BLE_TX_POWER) {
+        /* 名称与功率都正确：直接回透传，不动任何设置 */
+        ble_at_cmd("AT+TS=1", "OK", 1500);
+        log_mute(0);
+        log_info("> BLE: 名称已是 %s，无需设置", BLE_NAME);
+        return;
+    }
+    if (strstr(cur, BLE_NAME)) {
         /* 名称对但功率变了：只重设发射功率 */
         snprintf(cmd, sizeof(cmd), "AT+RFPOWER=%d", BLE_TX_POWER);
         ble_at_cmd(cmd, "OK", 1500);
         ble_at_cmd("AT+REBOOT=1", "OK", 1500);
         uint8_t p = BLE_TX_POWER;
         eepromWriteData(BLE_POWER_ADDR, &p, 1);
+        log_mute(0);
         log_info("> BLE: 发射功率已设置为 %d", BLE_TX_POWER);
         return;
     }
@@ -149,9 +162,6 @@ void ble_setup_name(void)
         ble_at_cmd(cmd, "OK", 1500);
         snprintf(cmd, sizeof(cmd), "AT+UUIDW=%s", BLE_UUID_RX);
         ble_at_cmd(cmd, "OK", 1500);
-        log_info("> BLE: 名称与 UUID 已设置完成");
-#else
-        log_info("> BLE: 名称已设置为 %s", BLE_NAME);
 #endif
         /* 顺带设置发射功率 */
         snprintf(cmd, sizeof(cmd), "AT+RFPOWER=%d", BLE_TX_POWER);
@@ -167,9 +177,12 @@ void ble_setup_name(void)
             uint8_t p = BLE_TX_POWER;
             eepromWriteData(BLE_POWER_ADDR, &p, 1);
         }
+        log_mute(0);
+        log_info("> BLE: 名称/UUID/功率已设置完成");
     } else {
-        log_warn("> BLE: 设置名称失败（模块未接或应答异常）");
         ble_at_cmd("AT+TS=1", "OK", 1500);   /* 确保回到透传 */
+        log_mute(0);
+        log_warn("> BLE: 设置名称失败（模块未接或应答异常）");
     }
 }
 
diff --git a/V1.5/鐗堟湰璇存槑.md b/V1.5/鐗堟湰璇存槑.md
index b369b77..8f75dca 100644
--- a/V1.5/鐗堟湰璇存槑.md
+++ b/V1.5/鐗堟湰璇存槑.md
@@ -202,3 +202,5 @@
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