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adc: fix adc invalid data issue by update adc_reset

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This commit is contained in:
Armando
2021-01-15 12:33:35 +08:00
committed by bot
parent 4793bb3267
commit 2b737c1927
3 changed files with 7 additions and 3 deletions
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6
components/driver/esp32c3/adc.c
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@@ -293,11 +293,13 @@ esp_err_t adc_digi_start(void)
//enable in suc eof intr //enable in suc eof intr
adc_hal_digi_ena_intr(&s_adc_digi_ctx->hal_dma, &s_adc_digi_ctx->hal_dma_config, IN_SUC_EOF_BIT); adc_hal_digi_ena_intr(&s_adc_digi_ctx->hal_dma, &s_adc_digi_ctx->hal_dma_config, IN_SUC_EOF_BIT);
//start DMA
adc_hal_digi_rxdma_start(&s_adc_digi_ctx->hal_dma, &s_adc_digi_ctx->hal_dma_config);
//start ADC //start ADC
adc_hal_digi_start(&s_adc_digi_ctx->hal_dma, &s_adc_digi_ctx->hal_dma_config); adc_hal_digi_start(&s_adc_digi_ctx->hal_dma, &s_adc_digi_ctx->hal_dma_config);
//start DMA
adc_hal_digi_rxdma_start(&s_adc_digi_ctx->hal_dma, &s_adc_digi_ctx->hal_dma_config);
return ESP_OK; return ESP_OK;
} }

2
components/hal/adc_hal.c
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@@ -109,6 +109,8 @@ void adc_hal_digi_start(adc_dma_hal_context_t *adc_dma_ctx, adc_dma_hal_config_t
adc_ll_digi_dma_enable(); adc_ll_digi_dma_enable();
//enable sar adc timer //enable sar adc timer
adc_ll_digi_trigger_enable(); adc_ll_digi_trigger_enable();
//reset the adc state
adc_ll_digi_reset();
} }
void adc_hal_digi_stop(adc_dma_hal_context_t *adc_dma_ctx, adc_dma_hal_config_t *dma_config) void adc_hal_digi_stop(adc_dma_hal_context_t *adc_dma_ctx, adc_dma_hal_config_t *dma_config)

2
examples/peripherals/adc/adc_dma/main/adc_dma_example_main.c
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@@ -121,7 +121,7 @@ static void single_read(void *arg)
} }
} }
void app_main() void app_main(void)
{ {
single_read(NULL); single_read(NULL);
continuous_read(NULL); continuous_read(NULL);