Resources
Design Notes
General
Bluetooth
PCB Layout
Soldering
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How To Solder — CuriousInventor.com
A very comprehensive soldering and desoldering tutorial, with pictures and video
Magnetic Sensing
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Op Amp Circuit Notes
Note: assumes +/- supplies, not single-sided -
Reference: Op Amps for Everyone
Op-amp details and layout techniques
Datasheets
Microcontroller
Parts & Suppliers
Distributors
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LadyAda Guide to Finding Parts
A good starting point for finding electronics distributors. Includes a guide for obtaining free samples.
Parts Indexes
Part numbers and links for common parts
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LadyAda Partfinder
Through-hole components and miscellaneous connectors
Code & Source Files
Eagle Libraries
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ADuC7020 minikit
Thanks to Omar (spring 2012)
SolidWorks Models
Sample Code
MATLAB Simulation
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pidtrack.m — m-file with PD constants, differential equations
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track.m — returns error, edot
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steertrack.m — m-file you need to execute; contains other initialization parameters
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Miscellaneous
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Graphing Tool
Requires Python, PyGame and PySerial
Edit the file to set the COM port
Edit update_values() to change the serial parsing behavior or rescale the graphs