From a1370fd577ec80ce87f5d6ec55879bdac0a3402a Mon Sep 17 00:00:00 2001
From: vc4 <287920192@qq.com>
Date: Tue, 23 Apr 2024 10:34:16 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8F=90=E5=89=8D=E5=8F=91=E9=80=81=E8=BF=9B?=
 =?UTF-8?q?=E5=85=A5boot=E5=91=BD=E4=BB=A4?=
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---
 hc32flash.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hc32flash.py b/hc32flash.py
index 6f58865..c062c3e 100755
--- a/hc32flash.py
+++ b/hc32flash.py
@@ -229,13 +229,14 @@ class SerialTransport():
         self.serial.rts = True
         self.serial.dtr = True
         time.sleep(0.5)
+        self.write(b'\x18\xFF'*10, flush=False)
         self.serial.rts = False
         self.serial.dtr = False
         self.write(b'\x18\xFF'*10, flush=False)
         time.sleep(0.5)
         if self.serial.in_waiting:
             ack = self.read(self.serial.in_waiting)
-            if ack[-6:] == b'\x11'*6:
+            if ack[-3:] == b'\x11'*3:
                 time.sleep(3) # clear input buffer
                 self.serial.flushInput()
                 return True