diff options
Diffstat (limited to 'src/stmf0/ao_adc_fast.c')
| -rw-r--r-- | src/stmf0/ao_adc_fast.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/stmf0/ao_adc_fast.c b/src/stmf0/ao_adc_fast.c index 7d2a4fd7..26e6691c 100644 --- a/src/stmf0/ao_adc_fast.c +++ b/src/stmf0/ao_adc_fast.c @@ -23,7 +23,7 @@ uint16_t ao_adc_ring[AO_ADC_RING_SIZE] __attribute__((aligned(4))); /* Maximum number of samples fetched per _ao_adc_start call */ #define AO_ADC_RING_CHUNK (AO_ADC_RING_SIZE >> 1) -uint16_t ao_adc_ring_head, ao_adc_ring_tail; +uint16_t ao_adc_ring_head, ao_adc_ring_remain; uint16_t ao_adc_running; /* @@ -36,6 +36,7 @@ static void ao_adc_dma_done(int index) { (void) index; ao_adc_ring_head += ao_adc_running; + ao_adc_ring_remain += ao_adc_running; if (ao_adc_ring_head == AO_ADC_RING_SIZE) ao_adc_ring_head = 0; ao_adc_running = 0; |