Diff: main.cpp

Revision:

2:09abe388d23e

Parent:

1:5b8e223e983d

--- a/main.cpp	Thu Jan 24 02:59:05 2013 +0000
+++ b/main.cpp	Wed Apr 26 14:41:00 2017 +0000
@@ -1,20 +1,287 @@
+//
+//#include "mbed.h"
+//#include "SDFileSystem.h"
+//#include "wave_player.h"
+//
+//
+//SDFileSystem sd(p5, p6, p7, p8, "sd"); //SD card
+//
+//AnalogOut DACout(p18);
+//
+//wave_player waver(&DACout);
+//
+//int main()
+//{
+//    FILE *wave_file;
+//    printf("\n\n\nHello, wave world!\n");
+//    wave_file=fopen("/sd/wavfiles/increasing.wav","r");
+//    waver.play(wave_file);
+//    fclose(wave_file);
+//}
+
 
 #include "mbed.h"
+#include "uLCD_4DGL.h"
+#include "queue.h"
 #include "SDFileSystem.h"
 #include "wave_player.h"
-
-
+#include <string>
+#include <vector>
+#include <stdio.h>
+ 
 SDFileSystem sd(p5, p6, p7, p8, "sd"); //SD card
 
 AnalogOut DACout(p18);
 
 wave_player waver(&DACout);
+ 
+ // uLCD
+ uLCD_4DGL uLCD(p28,p27,p29); // serial tx, serial rx, reset pin;
+ 
+ // Serial PC
+ Serial myPc( USBTX, USBRX );
+ 
+ // Bluetooth
+ Serial blue(p9,p10);
+ 
+ // Queue
+ Queue myQueue(1,15);
+ Queue tempQueue(1,15);
+ 
+ // Shiftbrite LED
+ DigitalOut latch(p15);
+ DigitalOut enable(p16);
+ SPI spi(p11, p12, p13);
+ 
+ // LED code
+ void RGB_LED(int red, int green, int blue) {
+    unsigned int low_color=0;
+    unsigned int high_color=0;
+    high_color=(blue<<4)|((red&0x3C0)>>6);
+    low_color=(((red&0x3F)<<10)|(green));
+    spi.write(high_color);
+    spi.write(low_color);
+    latch=1;
+    latch=0;
+}
+FILE *wave_file;
+void speaker(const char* path) {
+     wave_file=fopen(path,"r");
+     waver.play(wave_file);
+     fclose(wave_file);
+}
 
-int main()
-{
-    FILE *wave_file;
-    printf("\n\n\nHello, wave world!\n");
-    wave_file=fopen("/sd/sample.wav","r");
-    waver.play(wave_file);
-    fclose(wave_file);
-}
\ No newline at end of file
+// vector data structure that holds patient info
+vector <string> v;
+
+string getCommand(int i) {
+     string tempStr = v.at(i);
+     int pos = tempStr.find(",");
+     return tempStr.substr(0,pos);
+}
+
+string getName(int i) {
+    string tempStr = v.at(i);
+    int pos = tempStr.find(",");
+    string command = tempStr.substr(0,pos);
+    tempStr.erase(0,pos + 1);
+    pos = tempStr.find(",");
+    return tempStr.substr(0,pos);
+       
+}
+
+string getNumber(int i) {
+   string tempStr = v.at(i);
+   int pos = tempStr.find(",");
+   string command = tempStr.substr(0,pos);
+   tempStr.erase(0,pos + 1);
+   pos = tempStr.find(",");
+   string name = tempStr.substr(0,pos);
+   tempStr.erase(0,pos + 1);
+   return tempStr;   
+}
+
+int main() 
+ {
+    //FILE *wave_file;
+    //printf("\n\n\nHello, wave world!\n");
+    //wave_file=fopen("/sd/wavfiles/increasing.wav","r");
+    //waver.play(wave_file);
+    //fclose(wave_file);
+    // variables for Serial Port 
+    char value[100];
+    
+    // starting wait time
+    int waitTime = 0;
+    
+    // variables used for getting bluetooth button
+    char bnum=0;
+    char bhit=0;
+    
+    // LED variables
+    int r=0;
+    int g=50;
+    int b=0;
+    spi.format(16,0);
+    spi.frequency(500000);
+    enable=0;
+    latch=0;
+    wait(1);
+    
+    while(1) {
+        // Get bluetooth signal
+        if (blue.readable()) {
+            if (blue.getc()=='!') {
+                if (blue.getc()=='B') { //button data packet
+                    bnum = blue.getc(); //button number
+                    bhit = blue.getc(); //1=hit, 0=release
+                    if (bhit=='1')
+                        uLCD.cls();
+                    uLCD.locate(3,1);
+                    //if (blue.getc()==char(~('!' + 'B' + bnum + bhit))) { //checksum OK?
+                        switch (bnum) {
+                            case '1': //number button 1
+                                if (bhit=='1') {
+                                    //uLCD.printf("Next patient");
+                                    waitTime -= 15;
+                                    //int patientNum = stoi(v.at(0));
+                                    int patientNum = std::atoi(getNumber(0).c_str());
+                                    switch (patientNum) {
+                                        case 1:
+                                            speaker("/sd/wavfiles/1.wav");
+                                            break;
+                                        case 2:
+                                            speaker("/sd/wavfiles/2.wav");
+                                            break;
+                                        case 3:
+                                            speaker("/sd/wavfiles/3.wav");
+                                            break;
+                                        case 4:
+                                            speaker("/sd/wavfiles/4.wav");
+                                            break;
+                                        case 5:
+                                            speaker("/sd/wavfiles/5.wav");
+                                            break;
+                                        case 6:
+                                            speaker("/sd/wavfiles/6.wav");
+                                            break;
+                                        case 7:
+                                            speaker("/sd/wavfiles/7.wav");
+                                            break;
+                                        case 8:
+                                            speaker("/sd/wavfiles/8.wav");
+                                            break;
+                                        case 9:
+                                            speaker("/sd/wavfiles/9.wav");
+                                            break;
+                                        case 10:
+                                            speaker("/sd/wavfiles/10.wav");
+                                            break;
+                                    }
+                                    v.erase(v.begin());
+                                    myPc.putc('1');
+                                }
+                                break;
+                            case '2': //number button 2
+                                if (bhit=='1') {
+                                    //uLCD.printf("Increase wait time");
+                                    waitTime += 5;
+                                    myPc.putc('2');
+                                    speaker("/sd/wavfiles/increasing.wav");
+                                }
+                                break;
+                            case '3': //number button 3
+                                if (bhit=='1') {
+                                    //uLCD.printf("Decrease wait time");
+                                    waitTime -= 5;
+                                    myPc.putc('3');
+                                    speaker("/sd/wavfiles/decreasing.wav");
+                                }
+                                break;
+                            case '4': //number button 4
+                                if (bhit=='1') {
+                                    //uLCD.printf("Change LED");
+                                    if (r == 0) {
+                                        r = 50;
+                                        g = 0;
+                                        speaker("/sd/wavfiles/busy.wav");
+                                    } else {
+                                        r = 0;
+                                        g = 50;
+                                        speaker("/sd/wavfiles/available.wav");
+                                    }
+                                }
+                                break;
+                        }
+                    //}
+                }
+            }
+        }
+        // update LED color
+        RGB_LED(r,g,b);
+        
+        // Display wait time on LCD
+        uLCD.locate(0,14);
+        if (waitTime < 0)
+            waitTime = 0;
+        uLCD.printf("Wait Time: %d", waitTime);
+        
+        // get input from Serial Port
+        if (myPc.readable()) {
+            // store char[] in value
+            myPc.gets(value, 20);
+            // convert to string
+            string temp (value);
+            temp = value;
+            // decode information
+            // (command, name, number)
+            int pos = temp.find(",");
+            string command = temp.substr(0,pos);
+            // if adding patient
+            if (command == "Add") {
+                v.push_back(temp);
+                waitTime += 15;
+            // if removing patient
+            } else {
+                temp.erase(0,pos + 1);
+                pos = temp.find(",");
+                string name = temp.substr(0,pos);
+                // find patient in vector and remove
+                for (int i = 0; i < v.size(); i++) {
+                    // TODO
+                    // make function that handles this
+                    string tempStr = v.at(i);
+                    int pos = tempStr.find(",");
+                    string command = tempStr.substr(0,pos);
+                    tempStr.erase(0,pos + 1);
+                    pos = tempStr.find(",");
+                    string currentName = tempStr.substr(0,pos);
+                    if (currentName == name) {
+                        v.erase(v.begin() + i);
+                    }
+                }
+                waitTime -= 15;
+            }         
+            uLCD.cls();  
+        } 
+        // update patient list on LCD display
+        for (int i = 0; i < v.size(); i++) {
+              // TODO
+              // make function that handles this
+              /*string tempStr = v.at(i);
+              int pos = tempStr.find(",");
+              string command = tempStr.substr(0,pos);
+              tempStr.erase(0,pos + 1);
+              pos = tempStr.find(",");
+              string name = tempStr.substr(0,pos);
+              tempStr.erase(0,pos + 1);
+              string number = tempStr;*/
+              
+              uLCD.locate(0,i*2);
+              uLCD.printf("%s", getNumber(i));
+              uLCD.locate(3,i*2);
+              uLCD.printf("%s", getName(i));
+                              
+            }
+    }
+ }
\ No newline at end of file