alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2025-08-08 04:02:27 +00:00
Code Issues Packages Projects Releases Wiki Activity

esp_adc: support adc calibration on esp32c2

Browse Source
This commit is contained in:
Armando
2022-09-08 19:10:46 +08:00
parent e736abdc03
commit ccfbba5994
8 changed files with 288 additions and 45 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
components/hal/adc_hal_common.c
View File

@@ -92,7 +92,9 @@ void adc_hal_calibration_init(adc_unit_t adc_n)
adc_ll_calibration_init(adc_n);
}
static uint32_t s_previous_init_code[SOC_ADC_PERIPH_NUM] = {-1, -1};
static uint32_t s_previous_init_code[SOC_ADC_PERIPH_NUM] = {
[0 ... (SOC_ADC_PERIPH_NUM - 1)] = -1,
};
void adc_hal_set_calibration_param(adc_unit_t adc_n, uint32_t param)
{
@@ -145,10 +147,12 @@ static uint32_t read_cal_channel(adc_unit_t adc_n)
uint32_t adc_hal_self_calibration(adc_unit_t adc_n, adc_atten_t atten, bool internal_gnd)
{
#if SOC_ADC_ARBITER_SUPPORTED
if (adc_n == ADC_UNIT_2) {
adc_arbiter_t config = ADC_ARBITER_CONFIG_DEFAULT();
adc_hal_arbiter_config(&config);
}
#endif // #if SOC_ADC_ARBITER_SUPPORTED
cal_setup(adc_n, atten);