alignment

output_dac.cpp

@@ -30,7 +30,7 @@
 
 #if defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__)
 
-DMAMEM static uint16_t dac_buffer[AUDIO_BLOCK_SAMPLES*2];
+DMAMEM __attribute__((aligned(32))) static uint16_t dac_buffer[AUDIO_BLOCK_SAMPLES*2];
 audio_block_t * AudioOutputAnalog::block_left_1st = NULL;
 audio_block_t * AudioOutputAnalog::block_left_2nd = NULL;
 bool AudioOutputAnalog::update_responsibility = false;