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MKR hangs when I try to re-use CAN with same CS and INT Pin because of interrupt pin resource management #12

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mvSarma opened this issue Dec 11, 2019 · 0 comments
Open

MKR hangs when I try to re-use CAN with same CS and INT Pin because of interrupt pin resource management #12

mvSarma opened this issue Dec 11, 2019 · 0 comments

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@mvSarma
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mvSarma commented Dec 11, 2019

When I call CAN.end() and call CAN.begin() again, it gets stuck at SPI.usingInterrupt()

I noticed that calling the undocumented API SPI.notUsingInterrupt() before detachInterrupt() in ACAN2515::end() is actually fixing this issue for SAMD.
@mvSarma mvSarma changed the title MKR hangs when I try to re-use CAN with same CS Pin because of interrupt pin resource management MKR hangs when I try to re-use CAN with same CS and INT Pin because of interrupt pin resource management Dec 11, 2019
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