2025-01-17 12:06:14 +01:00
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# CPDCTRL
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2025-02-07 17:13:04 +01:00
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A interactive command-line utility for measuring CPD (contact potential difference).
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To run it, launch **Powershell**, activate the python virtual environment and then run the script with `ipython`
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```ps1
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cd cpdctrl
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.\venv\Scripts\Activate.ps1
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ipython -i .\cpdctrl\cpdctrl\cpdctrl-interactive.py
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```
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## Devices
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Currently requires
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- *Keithley 2700 SMU* for measuring the voltage (CPD)
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- *Arduino Nano* connected to a *Thorlabs LEDD1B* for controlling the light source (LED)
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