Protocentral / AFE4490_Oximeter

This pulse oximetry shield from ProtoCentral uses the AFE4490 IC to enable your Arduino to measure heart rate as well as SpO2 values.
https://www.protocentral.com/biomedical/996-afe4490-pulse-oximeter-shield-kit-for-arduino-642078949425.html
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Layer 2 and 15 in brd #2

Closed danieljpb closed 7 years ago

danieljpb commented 8 years ago

The layer 2 and 15 have any function? There isn't any wire or polygon connected

Best Regards

protocentralashwin commented 7 years ago

There are no functions on layer 2 and 15. This is only a two layer board