small errors

libs/sensors/CMakeLists.txt

@@ -21,3 +21,13 @@ target_link_libraries(CurrentSensor
         Sensor
         mbed-os
         )
+add_library(PollingSensors STATIC)
+target_sources(PollingSensors PRIVATE src/PollingSensors.cpp)
+target_include_directories(PollingSensors PUBLIC include)
+target_link_libraries(PollingSensors
+        PRIVATE
+        Sensor
+        mbed-os
+        Logger
+        )
+

libs/sensors/include/PollingSensors.h

@@ -3,13 +3,41 @@
 #include "Sensor.h"
 #include "mbed.h"
 
-class PollingSensors final : Sensor {
- public:
-  PollingSensors(PinName clk, PinName miso, PinName cs = NC);
-  float read() override;
-  float alternateRead() override;
-  bool getStatus() const override;
-  [[nodiscard]] bool reset() override;
-  [[nodiscard]] bool update() override;
-  // Add functions specific to sensor modules
-};
+namespace Sensor {
+    class PollingSensors final : Sensor {
+    public:
+        PollingSensors();
+
+//        float read() override;
+//
+//        float alternateRead() override;
+//
+//        bool getStatus() const override;
+//
+//        [[nodiscard]] bool reset() override;
+//
+//        [[nodiscard]] bool update() override;
+
+        /* Functions specific to sensor modules*/
+
+        /* This function returns Moisture sensor value
+         * 0-300 - dry
+         * 300-700 - humid
+         * 700-900 - wet
+         * Returns -1 for fault
+         * */
+        float moisture_monitoring();
+
+        /* This function returns CO2 sensor value in ppm\
+         * Returns -1 for fault and 0 for preheating
+         * */
+        float C02_monitoring();
+
+    private:
+        /*Pins configuration for moisture sensing*/
+        AnalogIn moisture_in_adc;
+
+        /*Pins configuration for CO2 sensing*/
+        AnalogIn CO2_in_adc;
+    };
+}

libs/sensors/src/PollingSensors.cpp

@@ -0,0 +1,30 @@
+#include "PollingSensors.h"
+
+#include "Logger.h"
+
+PollingSensors::PollingSensors() : moisture_in_adc(MOISTURE_IN), CO2_in_adc(CO2_IN) {}
+
+// The function currently logs a status message. Can be changed to return just a float indicating the sensor value
+float moisture_monitoring() {
+  float moisture_reading = (moisture_in_adc.read_voltage() * 5.0) / 1023.0;
+
+  if (moisture_reading < 0 && moisture_reading > 900) {
+    Utility::logger << "!!! MOISTURE FAULT:" << moisture_reading << "\n";
+    return -1;
+  }
+  return moisture_reading;
+}
+
+float C02_monitoring() {
+  float CO2_reading = CO2_in_adc.read_voltage() * 1000;
+
+  if (CO2_reading <= 0) {
+    Utility::logger << "!!! CO2 FAULT:" << CO2_reading << "\n";
+    return -1;
+  } else if (CO2_reading < 400) {
+    Utility::logger << "!!! CO2 PREHEATING:" << CO2_reading << "\n";
+    return 0;
+  }
+  float concentration = ((CO2_reading - 400) * 50.0) / 16.0;
+  return concentration;
+}