ST AN839 APPLICATION NOTE

Update: 30 September, 2023

AN839 application note introduces a technique for decoding multiple keys using only one I/O port pin. The technique is based on connecting the keys by a resistive voltage divider to the ADC input.


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MD5 Checksum: 42511258B723863C14C0395AC0E7D2CC

Publication date: 07 August, 2012

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PDF Link: ST AN839 APPLICATION NOTE PDF

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