CC CV Charging, logic was added to handle when voltage was dropping to 0

src/cc_cv_charging.c

@@ -1,6 +1,7 @@
 #include "cc_cv_charging.h"
 #include "src/config.h"
 #include "src/battery_data/battery.h"
+#include <cstdint>
 #include <stdio.h>
 #include "ti/driverlib/dl_gpio.h"
 #include "ti_msp_dl_config.h"
@@ -28,23 +29,25 @@ void CC_CV_UpdateChargingState(uint8_t slot_id) {
     int16_t batt_charge_discharge= battery->charge_discharge;
     uint8_t previous_cycle= battery->previous_cycle_number;
     uint8_t *cycle_count = &battery->cycle_number;
+    uint8_t *previous_cycle= &battery->previous_cycle_number;
     battery->battery_charging_state= charging_state;
-    BatteryChargingState previous_state= charging_state;
 
-    //For logging state transitions
-    if(charging_state != previous_state){
-        printf("State transition: %d -> %d\n", previous_state, charging_state);
-        previous_state= charging_state;
-        
-    }
 
-    //Checking the condition where all the battery measurements are NULL: STATE
-    if((batt_voltage== 0) || (batt_current == 0)){
-        battery->battery_charging_state= STATE_IDLE;
-        cv_charging_started= false;
+    //Added condition to support the edge case when the voltage drops unexpectedly to 0 during the cycle making the relays to clear
+    if(batt_voltage== 0){
+        battery_data[slot_id].counter+=1;
+        if(battery_data[slot_id].counter > 3){
+            printf("Persistent zero voltage. Setting to IDLE.\n");
+            battery->battery_charging_state = STATE_IDLE;
+            cv_charging_started = false;
+        }else{
+            //reset:
+            battery_data[slot_id].counter= 0;
+        }
         return;
     }
 
+
     if(battery_data[slot_id].battery_state == STATE_EMPTY || battery_data[slot_id].batteryLimitReceived==0){
       battery->battery_charging_state= STATE_IDLE;
       cv_charging_started= false;