main.c

/**
  Generated Main Source File

  Company:
    Microchip Technology Inc.

  File Name:
    main.c

  Summary:
    This is the main file generated using PIC10 / PIC12 / PIC16 / PIC18 MCUs

  Description:
    This header file provides implementations for driver APIs for all modules selected in the GUI.
    Generation Information :
        Product Revision  :  PIC10 / PIC12 / PIC16 / PIC18 MCUs - 1.65.2
        Device            :  PIC16F18875
        Driver Version    :  2.00
*/

/*
    (c) 2018 Microchip Technology Inc. and its subsidiaries. 
    
    Subject to your compliance with these terms, you may use Microchip software and any 
    derivatives exclusively with Microchip products. It is your responsibility to comply with third party 
    license terms applicable to your use of third party software (including open source software) that 
    may accompany Microchip software.
    
    THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, WHETHER 
    EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, INCLUDING ANY 
    IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, AND FITNESS 
    FOR A PARTICULAR PURPOSE.
    
    IN NO EVENT WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, 
    INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND 
    WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP 
    HAS BEEN ADVISED OF THE POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO 
    THE FULLEST EXTENT ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL 
    CLAIMS IN ANY WAY RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT 
    OF FEES, IF ANY, THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS 
    SOFTWARE.
*/

#include "mcc_generated_files/mcc.h"
#include "interruptions.h"
#include "globalvariables.h"
#include "measureAndSaveFunctions.h"
#include "mcc_generated_files/adcc.h"
#include "pwmAlarm.h"
#include "i2c.h"
#include "stateModifiers.h"
#include "coms.h"

void main(void)
{
    // initialize the device
    SYSTEM_Initialize();
 
    //initialize I2C
    i2c1_driver_open();
    I2C_SCL = 1;
    I2C_SDA = 1;
    WPUC3 = 1;
    WPUC4 = 1;
    
    // When using interrupts, you need to set the Global and Peripheral Interrupt Enable bits
    // Use the following macros to:

    // Enable the Global Interrupts
    INTERRUPT_GlobalInterruptEnable();

    // Enable the Peripheral Interrupts
    INTERRUPT_PeripheralInterruptEnable();

    // Disable the Global Interrupts
    //INTERRUPT_GlobalInterruptDisable();
   
    // Disable the Peripheral Interrupts
    //INTERRUPT_PeripheralInterruptDisable();
    
    TMR1_SetInterruptHandler(&changeleds); //Function resposible for blinking at evert second
    
    TMR4_SetInterruptHandler(&LED_blink_function); //Turn Leds on and off 
    
    INT_SetInterruptHandler(&s1PressedInterruptHandler); //Interrupt associated with button S1 
    
    TMR3_SetInterruptHandler(&change_PWM); //Function associated with Alarm
    TMR3_StopTimer();
    TMR4_StopTimer();
    PWM_Enable();
    PWM6_LoadDutyValue(0);
    
   
    unsigned char c;
    TempThreshold = 25;
    
    //checks if it's a reset to resume the tim
    getValuesFromPreviousSession();
    
    while (1)
    {   
        if(mode_s == -1){
            if(secs%PMON == 0){
                //get luminosity level
                luminosity = get_luminosity();
                //Set leds according to luminosity
                setLedLuminosity(luminosity); 
                //Check if luminosity level is above luminosity threshold
                checkVariablesForAlarm(0,luminosity);

                //if(alarm == 0)
                    //SLEEP();
             
            }

            if(secs%PMON == 1){
                //get temperature
                NOP();
                c = tsttc();       	
                temperature = c;
                NOP();
                //Check if temperature level is above temperature threshold 
                checkVariablesForAlarm(temperature,0);                        
                
                //if(alarm == 0)
                   //SLEEP();
                 
            }

            if(secs%PMON == 2){
                //function to save (it checks if its a new value or not --
                //                       or max or min -- checks thresholds)
                sensor_timer(luminosity, temperature);
                //check if the alarm has been turned off
                checkVariablesForAlarm(0,0);
            
                //SLEEP();   
            }
            //Comunicacao com o eCos
            /*while(EUSART_is_rx_ready() != 0){
                readbytes();
            }*/
            
        }else{
            //MODIFICATION MODE
            //Disables clock
            TMR1_StopTimer();
            //Enables funtion to turn Leds on according to Led state 
            TMR4_StartTimer();
            //Control Variable
            int previous = HIGH;
            //Stays in this loop until exits modification mode. S1 works as interrupt, S2 by polling
            while(mode_s != -1){
                if(S2_GetValue() == LOW && previous == HIGH){
                    //If S2 pressed changes state according to previous one 
                    s2Pressed();
                    __delay_ms(50);
                    previous = LOW;
                }else {
                    if(S2_GetValue() == HIGH && previous == LOW)
                        previous = HIGH;
                }
                if(s1_pressed == 1){
                    s1_pressed = 0;
                    //If S2 pressed changes state according to previous one
                    s1Pressed();
                    __delay_ms(50);
                }
            }
            //Disables funtion to turn Leds on according to Led state
            TMR4_StopTimer();
            //Enables clock
            TMR1_StartTimer();
            updateGlobalVariables();
        }    
    }
}