FLASHMEM | FLASHMEM | ||||
void AudioOutputPT8211_2::begin(void) | void AudioOutputPT8211_2::begin(void) | ||||
{ | { | ||||
memset(i2s_tx_buffer, 0, sizeof(i2s_tx_buffer)); | |||||
arm_dcache_flush_delete(i2s_tx_buffer, sizeof(i2s_tx_buffer)); | |||||
dma.begin(true); // Allocate the DMA channel first | dma.begin(true); // Allocate the DMA channel first | ||||
block_left_1st = NULL; | block_left_1st = NULL; |