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Minnowboard:Hardware Revisions

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Revision A

Known Software Issues

  • GPIO buttons are slow to respond

Known Hardware Issues

1. Left/Right Audio channels swapped on line-out jack

  • Workaround: edit /etc/asound.conf to swap the channels:
# Swap L/R channels for MinnowBoard Rev A boards
pcm.!default {
    type route
    slave.pcm "cards.pcm.default"
    ttable.0.1 1
    ttable.1.0 1

2. The silkscreen for the RTC battery polarity is incorrect on the MinnowBoard.

  • Workaround: No damage will occur if you insert the RTC battery backwards.