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fix initial ringbuffer head value

Browse source 
As the first two DMA transfers have already been
submitted during init, the correct start value
is 2.
This commit is contained in:
Steve Markgraf 2025-01-05 01:11:47 +01:00
parent 07d3f58650
commit 708ead241c
4 changed files with 4 additions and 4 deletions
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2
apps/counter/counter.c
View file

@ -50,7 +50,7 @@
static bool pio_dma_pong = false;
uint16_t ringbuffer[RBUF_TOTAL_LEN];
int ringbuf_head = 0;
int ringbuf_head = 2;
void __scratch_y("") pio_dma_irq_handler()
{

2
apps/external_adc/external_adc.c
View file

@ -58,7 +58,7 @@
static bool pio_dma_pong = false;
uint16_t ringbuffer[RBUF_TOTAL_LEN];
int ringbuf_head = 0;
int ringbuf_head = 2;
void __scratch_y("") pio_dma_irq_handler()
{

2
apps/internal_adc/internal_adc.c
View file

@ -55,7 +55,7 @@
static bool dma_adc_pong = false;
uint16_t ringbuffer[RBUF_TOTAL_LEN];
int ringbuf_head = 0;
int ringbuf_head = 2;
void __scratch_y("") adc_dma_irq_handler()
{

2
apps/logic_analyzer/logic_analyzer.c
View file

@ -54,7 +54,7 @@
static bool pio_dma_pong = false;
uint16_t ringbuffer[RBUF_TOTAL_LEN];
int ringbuf_head = 0;
int ringbuf_head = 2;
void __scratch_y("") pio_dma_irq_handler()
{