static uint16_t track_current_samples[16] = { 0 };
static uint8_t track_current_head = 0;
static volatile uint16_t track_current_sum = 0;
static uint16_t track_current_samples[16] = { 0 };
static uint8_t track_current_head = 0;
static volatile uint16_t track_current_sum = 0;