Diff: main.cpp

Revision:

0:5e7248732177

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri May 14 17:27:28 2021 +0000
@@ -0,0 +1,185 @@
+//=====[Libraries]=============================================================
+
+#include "arm_book_lib.h"
+#include "display.h"
+
+//=====[Declaration of private defines]======================================
+
+#define DISPLAY_REFRESH_TIME_MS 1000
+
+//=====[Declaration and initialization of public global objects]===============
+
+Serial uartUsb(USBTX, USBRX);
+AnalogIn ligthSensor(A0);
+
+DigitalIn blueButton(BUTTON1);
+DigitalOut verminLed(LED1);
+DigitalOut alarmLed(LED3);
+DigitalOut otherLed(LED2);
+
+DigitalOut sirenPin(PE_10); // Buzzer
+
+// Interrupciones
+InterruptIn pir(PG_0); // HC-SR501
+InterruptIn shock(PG_1); // EM8343
+
+Ticker preventiveCheck;
+
+//=====[Declaration of external public global variables]=======================
+
+//=====[Declaration and initialization of public global variables]=============
+
+float ligth = 0.0;
+int shaking = 0;
+
+bool check = OFF;
+bool pirStatus = ON;
+bool paused = OFF;
+bool maintenance = OFF;
+bool verminDetectorState = OFF;
+
+//=====[Declaration and initialization of private global variables]============
+
+//=====[Declarations (prototypes) of public functions]=========================
+
+static void maintenanceMode();
+
+static void userInterfaceDisplayInit();
+static void userInterfaceDisplayUpdate(float ligth, bool vermin);
+
+static void displayClear();
+static void alarm();
+
+void verminDetected();
+void insideStatusIn();
+void insideStatusOut();
+
+//=====[Main function, the program entry point after power on or reset]========
+
+int main(){
+    userInterfaceDisplayInit();
+    
+    shock.mode(PullDown);
+    //pir.mode(PullDown);
+
+    shock.fall(&verminDetected);
+    pir.fall(&insideStatusIn);
+    preventiveCheck.attach([](){otherLed = !otherLed;}, 10.00);
+    
+    otherLed = OFF;
+    
+    while(1) {
+        maintenance = (!blueButton) ? ON : OFF;
+
+        if(maintenance){
+            if(paused == ON){
+                paused = OFF;
+                userInterfaceDisplayInit();
+            }
+            ligth = ligthSensor.read() * 100;
+            userInterfaceDisplayUpdate(ligth, check);
+            alarm();
+        }else{
+            maintenanceMode();
+        }
+    }
+}
+
+//=====[Implementations of public functions]===================================
+
+static void userInterfaceDisplayInit(){
+    displayInit( DISPLAY_CONNECTION_I2C_PCF8574_IO_EXPANDER );
+    displayClear();
+    displayCharPositionWrite ( 0,1 );
+    displayStringWrite( "Luz: " );
+    displayCharPositionWrite ( 0,2 );
+    displayStringWrite( "DET: " );
+}
+
+static void userInterfaceDisplayUpdate(float ligth, bool vermin){
+    static int accumulatedDisplayTime = 0;
+    char ligthString[2];
+    
+    if( accumulatedDisplayTime >= DISPLAY_REFRESH_TIME_MS ) {
+        accumulatedDisplayTime = 0;
+
+        sprintf(ligthString, "%.2f", ligth);
+        displayCharPositionWrite ( 7,1 );
+        displayStringWrite( ligthString );
+        displayCharPositionWrite ( 12,1 );
+        displayStringWrite( "lux" );
+        uartUsb.printf( "Luz: %f lux\r\n", ligth); 
+        
+        displayCharPositionWrite ( 7,2 );
+        if(!vermin || pir){
+            displayStringWrite("DETECCION");
+        }else{
+            displayStringWrite("VACIO    ");
+        }
+        
+        if(verminDetectorState){
+            displayCharPositionWrite ( 7,0 );
+            displayStringWrite("ALERTA!");
+            displayCharPositionWrite ( 7,3 );
+            displayStringWrite("ALERTA!");
+        }else{
+            displayCharPositionWrite ( 7,0 );
+            displayStringWrite("       ");
+            displayCharPositionWrite ( 7,3 );
+            displayStringWrite("       ");
+        }
+    } else {
+        accumulatedDisplayTime = accumulatedDisplayTime + 1;        
+    } 
+}
+
+static void maintenanceMode(){
+    displayClear();
+    displayCharPositionWrite(3,1);
+    displayStringWrite("MANTENIMIENTO");
+    verminDetectorState = OFF;
+    paused = ON;
+}
+
+void verminDetected(){
+    if(!verminDetectorState){
+        verminDetectorState = ON;
+    }
+}
+
+void insideStatusIn(){
+    check = ON;
+    verminLed = ON;
+    pir.fall(NULL);
+    pir.rise(&insideStatusOut);
+}
+
+void insideStatusOut(){
+    check = OFF;
+    verminLed = OFF;
+    pir.rise(NULL);
+    if(pirStatus){
+        pir.fall(&insideStatusIn);
+    }
+}
+
+static void displayClear(){
+    displayCharPositionWrite(0,0);
+    displayStringWrite("                    ");
+    displayCharPositionWrite(0,1);
+    displayStringWrite("                    ");
+    displayCharPositionWrite(0,2);
+    displayStringWrite("                    ");
+    displayCharPositionWrite(0,3);
+    displayStringWrite("                    ");
+}
+
+static void alarm(){
+    if(verminDetectorState){
+        sirenPin = !sirenPin;
+        alarmLed = sirenPin;
+    }else{
+        sirenPin = ON;
+        alarmLed = !sirenPin;
+    }
+}
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