DC-05 · Chapter 3 · Filters, Sampling & Data Converters
Inconsistent readings from a sensor array
A capacitive sensor array feeds RC filters into an ADC, and the readings are inconsistent unit to unit and over time. What could cause it?
| Level | ●●● onsite design / senior |
| Track | General board |
| Really testing | A structured debug list. |
Full worked answer: in the book, page 76 — what to say first, how to explain it, the numbers worth quoting and the follow-ups. About the book →
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