20 lines
662 B
Markdown
20 lines
662 B
Markdown
# CPDCTRL
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A python library and interactive command-line utility for measuring CPD (contact potential difference).
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To run the interactive utility, 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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In the ipython shell, run `help()` to get a list of available functions and help topics.
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## Devices
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Voltage Measurement:
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- **Keithley 2700 SMU** for measuring the voltage (CPD)
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Led Controller:
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- **Arduino Nano** connected to a **Thorlabs LEDD1B** for controlling the light source (LED)
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- **Thorlabs DC2200**
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