всё работает

+экранчик

Core/UKSI/uksi_calc_res.c

@@ -60,7 +60,7 @@ float ADC_Calc(ADC_t *adc)
     return 0;
   ADC_Coefs_t *coefs  = &adc->Coefs;
   
-  int16_t rawval = (int16_t)HAL_ADC_GetValue(adc->hadc);
+  int16_t rawval = HAL_ADC_GetValue(adc->hadc);
   
   
   rawval = Filter_Process(&adc->mdn, rawval);
@@ -83,18 +83,22 @@ HAL_StatusTypeDef UKSI_Calc_Init(UKSI_Calc_t *calc, ADC_HandleTypeDef *hadc)
     return HAL_ERROR;
   
   calc->adc.hadc = hadc;
-  ADC_ConfigCoef(&calc->adc, 0, 1.411, 1860, 14);
+//  ADC_ConfigCoef(&calc->adc, 0, 1.259, 1639, 14);
+  ADC_ConfigCoef(&calc->adc, 0, 0.529, 703, 14);
   ADC_ConfigFilter(&calc->adc, 10, 50000);
   
   calc->RMeasOhm = 35060;
   calc->RLimitOhm = 1.5e6;
-  calc->DCVoltage = 63;
+  calc->DCVoltage = 31.58;//60;
   
   foster_init(&calc->adc.foster, 3000.0f);
   foster_set_mse(&calc->adc.foster, 0.001f); /* Подберите под ваши значения напряжения */
   
   HAL_ADCEx_Calibration_Start(hadc, ADC_SINGLE_ENDED);
   
+  calc->IsoOhm = 100e6;
+  calc->IsoMOhm = calc->IsoOhm / 1000000.0f;
+  
   return HAL_ADC_Start(hadc);
 }
 
@@ -113,9 +117,13 @@ float UKSI_Calc_Isolation(UKSI_Calc_t *calc)
   
   if(Filter_isDataReady(&calc->adc.avg))
   {
+    /* Расчет тока */
+    float current = voltage / calc->RMeasOhm;
+    calc->IsoCurrentuA = current * 1000000.0f;
+    
     /* Проверка стабильности напряжения */
     foster_add_sample(&calc->adc.foster, voltage);
-    
+       
     if(foster_is_ready(&calc->adc.foster)) {
       uint8_t stability = foster_check(&calc->adc.foster);
       calc->adc.is_stable = stability;
@@ -126,14 +134,12 @@ float UKSI_Calc_Isolation(UKSI_Calc_t *calc)
       }
     }
     
-    /* Расчет изоляции */
-    float current = voltage / calc->RMeasOhm;
+    /* Расчет изоляции */    
     float Rtotal = calc->DCVoltage / current;
     float Riso = Rtotal - (calc->RMeasOhm + calc->RLimitOhm);
     
     calc->IsoOhm = Riso;
     calc->IsoMOhm = Riso / 1000000.0f;
-    calc->IsoCurrentuA = current * 1000000.0f;
     
   }
   return calc->IsoOhm;