change the baudrate to 921,600

Author: shihhsuan

da87.bin

@@ -149,7 +149,7 @@ def pgupdate(read, total):
 
 stream = open(da_path, 'rb')
 m.send(stream)
-s.baudrate = 115200*2
+s.baudrate = 115200*8
 
 print >> sys.stderr, "DA uploaded, start uploading the user bin"
 time.sleep(1)