| # Copyright 2010 The Android Open-Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License |
| |
| import serial |
| import time |
| import sys |
| |
| if len(sys.argv) != 2: |
| print "Please specify a port, e.g. %s /dev/ttyUSB0" % sys.argv[0] |
| sys.exit(-1) |
| |
| ser = serial.Serial(sys.argv[1]) |
| ser.setDTR(1) |
| time.sleep(0.25) |
| ser.setDTR(0) |
| ser.close() |