From 7b391b3ba1e910f2d54d74dac108d1c331def56b Mon Sep 17 00:00:00 2001
From: meng9633 <3330224355@qq.com>
Date: Mon, 5 Jan 2026 14:34:41 +0800
Subject: [PATCH] FIX AT32 LED  blink BUG

---
 src/main/drivers/io.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/main/drivers/io.c b/src/main/drivers/io.c
index b13b73cbfd2..c602a2df492 100644
--- a/src/main/drivers/io.c
+++ b/src/main/drivers/io.c
@@ -244,10 +244,11 @@ void IOToggle(IO_t io)
         IO_GPIO(io)->BSRRL = mask;
     }
 #elif defined(AT32F43x)
- if (IO_GPIO(io)->odt & mask)
-        mask <<= 16;   // bit is set, shift mask to reset half 
-    
-    IO_GPIO(io)->scr = IO_Pin(io);
+    if (IO_GPIO(io)->odt & mask) {
+        IO_GPIO(io)->clr = mask;
+    } else {
+        IO_GPIO(io)->scr = mask;
+    }
 #else
     if (IO_GPIO(io)->ODR & mask)
         mask <<= 16;   // bit is set, shift mask to reset half