提前发送进入boot命令

2024-04-23 10:34:16 +08:00
parent 0c28b5fa04
commit a1370fd577
1 changed files with 2 additions and 1 deletions
--- 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