Add ICACHE_RAM_ATTR to interrupt call

adafruit / Adafruit_VS1053_Library

This is a Arduino library for the Adafruit VS1053 Codec Breakout and Music Maker Shields

https://www.adafruit.com/products/1381

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Closed daniel-stewart closed 5 years ago

daniel-stewart commented 5 years ago

This prevents the error of "ISR not in IRAM!" which occurs in newer Arduino builds.