From c6a1e7c00cd2946cef7716b205026a907136778b Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Sun, 12 Jul 2026 18:41:28 +0800
Subject: [PATCH] Add ex1.servo-sg90

---
 ex1.auto-light/Core/Src/main.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/ex1.auto-light/Core/Src/main.c b/ex1.auto-light/Core/Src/main.c
index 94561e1..7033d37 100644
--- a/ex1.auto-light/Core/Src/main.c
+++ b/ex1.auto-light/Core/Src/main.c
@@ -116,16 +116,16 @@
           turn_led(Led_R, ON);
 
           /* 延时一会(等人过去)再关闭灯泡 */
-          HAL_Delay(5000);
+          mdelay(5000);
           printf("turn light off now\r\n");
           turn_relay(OFF);
           turn_led(Led_R, OFF);
 
           /* 继电器关的时候有声音,等一会再开始采样 */
-          HAL_Delay(1000);
+          mdelay(1000);
       }
 
-      HAL_Delay(10);
+      mdelay(10);
 
     /* USER CODE END WHILE */
 

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