improve battery tracking

2023-02-21 11:49:25 +01:00
parent ba91da7ed3
commit 2f0027b68b
3 changed files with 26 additions and 3 deletions
@@ -73,13 +73,28 @@ class Battery {
         */
        uint8_t getBatteryPercent()   {return this->batteryPercent;}

+        /**
+         * @brief Checks if the battery is low.
+         * 
+         * The function will also return false if the battery voltage is
+         * absurd low. This is for the case that the uController is powered
+         * by usb and no battery is connected.
+         * 
+         * @param percent the limit the battery have to
+         * @return true if the battery is low
+         * @return false if the battery is high
+         */
+        bool isBatteryLow(uint8_t percent);
+
    private:
        double readInputVoltage();
        void calculateBatteryVoltage();
        void calculateBatteryPercent();

+        uint8_t absurdLowVoltage = 5;
        uint8_t pin;
        uint8_t batteryPercent;
+        uint8_t batteryLowPercent = 10;
        uint16_t delay = 20000;
        uint32_t r1;
        uint32_t r2;