en/ESP-Scope
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Increase buffer sizes to enable higher sample rates with less jitter

Browse Source
This commit is contained in:
Matt
2025-12-13 00:26:46 +00:00
parent f77e4ae39a
commit d3dd05edc5
3 changed files with 16 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
main/main.c
View File

@@ -59,8 +59,7 @@ static void start_webserver(void);
#define ADC_GET_CHANNEL(p_data) ((p_data)->type2.channel)
#define ADC_GET_DATA(p_data) ((p_data)->type2.data)
#define ADC_READ_LEN 512
#define ADC_MAX_STORE_BUF_SIZE 1024
#define ADC_READ_LEN 1024
static adc_continuous_handle_t adc_handle = NULL;
static TaskHandle_t s_task_handle;
@@ -71,7 +70,7 @@ static int s_ws_client_fd = -1;
// Global configuration state
static volatile bool s_reconfig_needed = false;
static uint32_t s_sample_rate = 20000;
static uint32_t s_sample_rate = 10000;
static adc_atten_t s_atten = ADC_ATTEN_DB_12;
static adc_bitwidth_t s_bit_width = ADC_BIT_WIDTH;
static uint16_t s_test_hz = 100;
@@ -282,7 +281,7 @@ void app_main(void) {
ESP_LOGE(TAG, "Failed to create ring buffer");
}
xTaskCreate(adc_read_task, "adc_read_task", 4 * 1024, NULL, 5, NULL);
xTaskCreate(adc_read_task, "adc_read_task", 4096 + ADC_READ_LEN, NULL, 5, NULL);
// Wait for WiFi connection
EventBits_t bits = xEventGroupWaitBits(s_wifi_event_group,