ADC5_USR_DIG_PARAM
ret = adc5_read(adc, ADC5_USR_DIG_PARAM, buf, sizeof(buf));
return adc5_write(adc, ADC5_USR_DIG_PARAM, buf, sizeof(buf));
ret = adc5_read(adc, ADC5_USR_DIG_PARAM, buf, sizeof(buf));
ret = adc5_write(adc, ADC5_USR_DIG_PARAM, buf, sizeof(buf));