HackerHotel2019Badge/Hardware

From Badge team
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Mostly a straight up copy of SHA2017Badge with added IR and I2S Audio.

IR

940nm IR transceiver

Audio

I2S PCM5102A DAC

Errata

Er . . zijn wat issues

300 weerstandjes gewipt

Fix voor GPIO12 problemen:

  ./espefuse.py --port /dev/ttyUSB0 --baud 115200 burn_efuse XPD_SDIO_FORCE 1
  ./espefuse.py --port /dev/ttyUSB0 --baud 115200 burn_efuse XPD_SDIO_REG 1
  ./espefuse.py --port /dev/ttyUSB0 --baud 115200 burn_efuse XPD_SDIO_TIEH 1