From fbff960e30c1771d1b16ad03eb2cc1a3ec3e58e4 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期四, 24 七月 2025 11:21:19 +0800
Subject: [PATCH] 1.0

---
 Src/decadriver/dw_driver.c |   14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)

diff --git a/Src/decadriver/dw_driver.c b/Src/decadriver/dw_driver.c
index 02e3f10..e8712f8 100644
--- a/Src/decadriver/dw_driver.c
+++ b/Src/decadriver/dw_driver.c
@@ -2,7 +2,19 @@
 #include "deca_device_api.h"
 
 
-
+void delay_us(uint32_t nTimer)  
+{  
+    uint32_t i=0;  
+    for(i=0;i<nTimer;i++){  
+        __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
+		__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
+		__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();  
+        __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
+		__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
+		__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();  
+        __NOP();__NOP();__NOP();__NOP(); 
+    }  
+}
 void delay_ms(uint32_t nTimer)  
 {  
     uint32_t i=1000*nTimer;  

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