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提前发送进入boot命令

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vc4
2024-04-23 10:34:16 +08:00
parent 0c28b5fa04
commit a1370fd577
1 changed files with 2 additions and 1 deletions
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3
hc32flash.py
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@@ -229,13 +229,14 @@ class SerialTransport():
self.serial.rts = True self.serial.rts = True
self.serial.dtr = True self.serial.dtr = True
time.sleep(0.5) time.sleep(0.5)
self.write(b'\x18\xFF'*10, flush=False)
self.serial.rts = False self.serial.rts = False
self.serial.dtr = False self.serial.dtr = False
self.write(b'\x18\xFF'*10, flush=False) self.write(b'\x18\xFF'*10, flush=False)
time.sleep(0.5) time.sleep(0.5)
if self.serial.in_waiting: if self.serial.in_waiting:
ack = self.read(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 time.sleep(3) # clear input buffer
self.serial.flushInput() self.serial.flushInput()
return True return True