esp32: fix bug when WiFi is used simultaneously

adafruit / RGB-matrix-Panel

Arduino library and example code for the 16x32 RGB matrix panels in the shop

http://www.adafruit.com/products/420

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Closed esven closed 5 years ago

esven commented 5 years ago

timer_set_alarm_value does not seem to have the IRAM_FLAG set, so the application might crash, when timer_set_alarm_value is not found in the cache.