Approved_users
510
edits
Changes
→Ideas: Added script
* Change hex file to use BRLT
* Use volatile loop variables
= Appendix: Setup Script =
The following script is used to set up the ChipWhisperer-Lite with all of the necessary settings:
<pre>
#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright (c) 2013-2016, NewAE Technology Inc
# All rights reserved.
#
# Authors: Colin O'Flynn, Greg d'Eon
#
# Find this and more at newae.com - this file is part of the chipwhisperer
# project, http://www.assembla.com/spaces/chipwhisperer
#
# This file is part of chipwhisperer.
#
# chipwhisperer is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# chipwhisperer is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with chipwhisperer. If not, see <http://www.gnu.org/licenses/>.
#=================================================
import sys
import chipwhisperer.capture.ui.CWCaptureGUI as cwc
from chipwhisperer.common.api.CWCoreAPI import CWCoreAPI
from chipwhisperer.common.scripts.base import UserScriptBase
from chipwhisperer.common.utils.parameter import Parameter
# Check for PySide
try:
from PySide.QtCore import *
from PySide.QtGui import *
except ImportError:
print "ERROR: PySide is required for this program"
sys.exit()
class UserScript(UserScriptBase):
def __init__(self, api):
super(UserScript, self).__init__(api)
def run(self):
#User commands here
print "***** Starting User Script *****"
# Set up board and target
self.api.setParameter(['Generic Settings', 'Scope Module', 'ChipWhisperer/OpenADC'])
self.api.setParameter(['Generic Settings', 'Trace Format', 'ChipWhisperer/Native'])
self.api.setParameter(['Generic Settings', 'Target Module', 'Simple Serial'])
self.api.connect()
# Fill in our other settings
lstexample = [['OpenADC', 'Gain Setting', 'Mode', 'high'],
['OpenADC', 'Gain Setting', 'Setting', 30],
['OpenADC', 'Trigger Setup', 'Mode', 'rising edge'],
['OpenADC', 'Trigger Setup', 'Total Samples', 500],
['OpenADC', 'Trigger Setup', 'Offset', 0],
['OpenADC', 'Clock Setup', 'CLKGEN Settings', 'Divide', 26],
['OpenADC', 'Clock Setup', 'CLKGEN Settings', 'Multiply', 2],
['OpenADC', 'Clock Setup', 'ADC Clock', 'Source', 'CLKGEN x4 via DCM'],
['OpenADC', 'Clock Setup', 'ADC Clock', 'Reset ADC DCM', None],
['CW Extra Settings', 'Target HS IO-Out', 'CLKGEN'],
['CW Extra Settings', 'Target IOn Pins', 'Target IO2', 'Serial TXD'],
['CW Extra Settings', 'Target IOn Pins', 'Target IO1', 'Serial RXD'],
['Glitch Module', 'Clock Source', 'CLKGEN'],
['Glitch Module', 'Glitch Width (as % of period)', 3.0],
['Glitch Module', 'Glitch Offset (as % of period)', -5.0],
['Glitch Module', 'Glitch Trigger', 'Ext Trigger:Single-Shot'],
['Glitch Module', 'Ext Trigger Offset', 68],
['Simple Serial', 'Go Command', u'p516261276720736265747267206762206f686c207a76797821\\n'],
['Simple Serial', 'Output Format', u''],
['Simple Serial', 'Load Key Command', u''],
]
# NOTE: For IV: offset = 70000
#Download all hardware setup parameters
for cmd in lstexample:
self.api.setParameter(cmd)
# Try a couple of captures
self.api.capture1()
print "***** Ending User Script *****"
if __name__ == '__main__':
# Run the program
app = cwc.makeApplication()
Parameter.usePyQtGraph = True
api = CWCoreAPI()
gui = cwc.CWCaptureGUI(api)
gui.show()
# Run our program and let the GUI take over
api.runScriptClass(UserScript)
sys.exit(app.exec_())
</pre>
{{Template:Tutorials}}
[[Category:Tutorials]]