Diff: main.cpp

Revision:

1:2d86c674a78b

Parent:

0:03ec282c2908

diff -r 03ec282c2908 -r 2d86c674a78b main.cpp
--- a/main.cpp	Fri Jan 29 19:01:56 2010 +0000
+++ b/main.cpp	Sun Dec 04 23:10:56 2016 +0000
@@ -1,29 +1,207 @@
 #include "mbed.h"
-#include <stdint.h>
-#include "DS18B20.h"
+#include "uLCD_4DGL.h"
+#include "Speaker.h"
+#include "DS1820.h"
+#include "PinDetect.h"
+#include <time.h>
+
+//Program by: Tianhang Ren, Minsuk Chun, Richard Lee
+
+////////////////////////////////////////////////////////
+//Initialize
+///////////////////////////////////////////////////////
 
-DigitalInOut sensor(p5);     // sensor connected to pin 5
+DS1820 probe(p5);
+PinDetect pbUp(p18);          // Buttons to raise/lower/enter temperature
+PinDetect pbDown(p19);
+PinDetect pbEnter (p20);
+Serial pc(USBTX, USBRX);     // serial comms over usb back to console
+//Timer T;
+DigitalOut myled1(LED1);       // On when relay is engaged
+DigitalOut myled2(LED2);
+DigitalOut myled3(LED3);
+DigitalOut myled4(LED4);
+uLCD_4DGL uLCD(p28, p27, p29); // create a global uLCD object
 
-Ticker timer;                // used for our microsec timing
-Serial pc(USBTX, USBRX);     // serial comms over usb back to console
+DigitalOut ctrl(p8); //relay control
+
+// setup instance of new Speaker class, mySpeaker using pin 21
+// the pin must be a PWM output pin
+Speaker mySpeaker(p26);
+
+float userTemp = 0; //user desired temperature of device
+int check = 0; //indicates whether enter key is pressed
+float timeCook = 0;
+
 
-int main() {
-    pc.printf("\n\r=====================================================\n\r");
-    pc.printf("DS18B20 Configuration\n\r");
-    sensor.mode(PullUp);
-    
-    ROM_Code_t ROM_Code = ReadROM();
-    pc.printf("Family code: 0x%X\n\r", ROM_Code.BYTES.familyCode);
-    pc.printf("Serial Number: ");
-    for (uint32_t i = 6; i != 0; --i) {
-        pc.printf("%02X%s", ROM_Code.BYTES.serialNo[i-1], (i != 1)?":":"\r\n");
+////////////////////////////////////////////////////////
+// Initialize pushbuttons
+///////////////////////////////////////////////////////
+
+
+// Callback routine is interrupt activated by a debounced pb1 hit
+void pbUp_hit_callback (void)
+{
+    // CODE HERE WILL RUN WHEN INTERUPT IS GENERATED
+    myled1 = !myled1;
+    mySpeaker.PlayNote(200.0,0.25,0.1);
+    userTemp++;
+    timeCook +=5; //TODO CHANGE TIME BACK TO 10 INTERVALS
+}
+
+// Callback routine is interrupt activated by a debounced pb2 hit
+void pbDown_hit_callback (void)
+{
+    // CODE HERE WILL RUN WHEN INTERUPT IS GENERATED
+    myled2 = !myled2;
+    mySpeaker.PlayNote(400.0,0.25,0.1);
+    userTemp--;
+    if (userTemp <=0) {
+        userTemp = 0;
     }
-    pc.printf("CRC: 0x%X\r\n", ROM_Code.BYTES.CRC);
-    
-    pc.printf("\n\rRunning temperature conversion...\n\r");
-    while (1) {
-        displayTemperature(pc);
-        wait(10);
-    }
+    timeCook-=5;
+    if (timeCook <=0)
+        timeCook=0;
+}
+// Callback routine is interrupt activated by a debounced pb3 hit
+void pbEnter_hit_callback (void)
+{
+    // CODE HERE WILL RUN WHEN INTERUPT IS GENERATED
+    myled3 = !myled3;
+    mySpeaker.PlayNote(800.0,0.10,0.1);
+    mySpeaker.PlayNote(1000.0,0.10,0.1);
+    mySpeaker.PlayNote(1200.0,0.10,0.1);
+    check++;
 }
 
+////////////////////////////////////////////////////////
+// Main method starts here
+////////////////////////////////////////////////////////
+
+int main()
+{
+//setup three SPST push buttons
+    pbUp.mode(PullUp); //add internal pullup resistor
+    pbDown.mode(PullUp);
+    pbEnter.mode(PullUp);
+
+// Delay for initial pullup to take effect
+    wait(.01);
+
+// Setup Interrupt callback functions for a pb hit
+    pbUp.attach_deasserted(&pbUp_hit_callback);
+    pbDown.attach_deasserted(&pbDown_hit_callback);
+    pbEnter.attach_deasserted(&pbEnter_hit_callback);
+
+// Start sampling pb inputs using interrupts
+    pbUp.setSampleFrequency();
+    pbDown.setSampleFrequency();
+    pbEnter.setSampleFrequency();
+
+// pushbuttons now setup and running
+
+////////////////////////////////////////////////////////
+// Ask for temperature and time desired
+////////////////////////////////////////////////////////
+
+    uLCD.printf("Enter desired temperature"); //Ask for desired temperature
+    while(check ==0) { //if check flag is 0, means enter has not been pushed
+        if (pbUp) {
+            uLCD.locate(0,3);
+            uLCD.printf("%4.0f", userTemp);
+        }
+        if (pbDown) {
+            uLCD.locate(0,3);
+            uLCD.printf("%4.0f", userTemp);
+        }
+    }
+
+    float finalTemp = userTemp; //reassign to final temp
+    check = 0;
+    uLCD.cls();
+    uLCD.locate(0,0);
+    timeCook = 0; //reset timeCook
+    uLCD.printf("Enter cooking time"); //Cooking time in minutes
+    while (check == 0) {
+        if (pbUp) {
+            uLCD.locate(0,3);
+            uLCD.printf("%4.0f", timeCook);
+        }
+        if (pbDown) {
+            uLCD.locate(0,3);
+            uLCD.printf("%4.0f", timeCook);
+        }
+    }
+    float finalTime = timeCook *60; //reassign to final time
+    ctrl = 1;                   // Turn on relay
+    float tempLimit = 0;        //intitialize variable to track temperature
+    uLCD.locate(0,0);
+    uLCD.printf("Set Temp (C)", finalTemp);  //print set temperature
+    while (tempLimit < (finalTemp + 1)) {       //Loop while temperature is 1 degrees over destination
+        probe.convertTemperature(true, DS1820::all_devices);         //Start temperature conversion, wait until ready
+        tempLimit = probe.temperature();
+        uLCD.locate(0,3);
+        uLCD.printf("It is %3.1foC\r", probe.temperature());
+        wait(1);
+    }
+////////////////////////////////////////////////////////
+// Start cooking with finalized temperatures and time
+////////////////////////////////////////////////////////
+
+    //PLAY SOUND FROM SPEAKER
+    /*    T.start();  //Timer start (s)*/
+    float time_remaining = 1;
+    ctrl = 0;
+    uLCD.cls();
+    uLCD.locate(0,0);
+    uLCD.printf("Set Temperature %4.0foC\r", finalTemp);
+    set_time(1256729737);  // Set RTC time to Wed, 28 Oct 2009 11:35:37
+    // time_t seconds = time(NULL);
+
+    while(time_remaining > 0) { //Loop while timer has not reached desired time
+        if (tempLimit < (finalTemp - 1)) { //If temperature is 2 degrees C lower than desired, turn relay on
+            ctrl = 1;
+        } else if (tempLimit >= finalTemp) {
+            ctrl = 0;
+        }
+        tempLimit = probe.temperature();
+        probe.convertTemperature(true, DS1820::all_devices);        //Start temperature conversion, wait until ready
+        uLCD.locate(0,3);
+        uLCD.printf("It is %3.1foC\r", probe.temperature());
+        uLCD.locate(0,5);
+        time_t seconds = time(NULL); //Cycle RTC
+        time_remaining = finalTime - (seconds - 1256729737);
+
+        if ((time_remaining/3600) >= 1 )
+            uLCD.printf("Time remaining: \n%4.0f hours", time_remaining/3600);
+        else if ((time_remaining/60) >= 1)
+            uLCD.printf("Time remaining: %4.0f minutes", time_remaining/60);
+        else
+            uLCD.printf("Time remaining: %4.0f seconds", time_remaining);
+    }
+
+    ctrl = 0;
+    
+    //PLAY SOUND FROM SPEAKER
+    mySpeaker.PlayNote(1567.98,0.25,0.1);
+    mySpeaker.PlayNote(1046.50,0.25,0.1);
+    mySpeaker.PlayNote(1174.66,0.25,0.1);
+    mySpeaker.PlayNote(1318.51,0.25,0.1);
+    mySpeaker.PlayNote(1396.91,0.25,0.1);
+    mySpeaker.PlayNote(1567.98,0.25,0.1);
+    mySpeaker.PlayNote(1046.50,0.25,0.1);
+    mySpeaker.PlayNote(1046.50,0.25,0.1);
+    mySpeaker.PlayNote(1760.00,0.25,0.1);
+    mySpeaker.PlayNote(1396.91,0.25,0.1);
+    mySpeaker.PlayNote(1567.98,0.25,0.1);
+    mySpeaker.PlayNote(1760.00,0.25,0.1);
+    mySpeaker.PlayNote(1975.53,0.25,0.1);
+    mySpeaker.PlayNote(2093.00,0.25,0.1);
+    mySpeaker.PlayNote(1046.50,0.25,0.1);
+    mySpeaker.PlayNote(1046.50,0.25,0.1);
+    
+    uLCD.cls();
+    uLCD.locate(0,0);
+    uLCD.printf("Food is ready");
+}
+