AN008 Sigma-delta Analog to Digital Conversion

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Propeller P8X32A Application Note AN008. Perform basic sigma-delta analog to digital conversion with any of the P8X32A's eight cogs, on any pair of I/O pins, and with a few inexpensive passive components. Variations on this simple technique include calibration options, multiple analog inputs, converting from AC sources such as a microphone, and accommodating extended input voltage ranges.

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AN008-SigmaDeltaADC-v1.0.pdf502.92 KBFri, 2014-04-18 13:55
AN008-SigmaDeltaADC-Code-v1.0.zip17.91 KBFri, 2014-04-18 13:55