Diff: main.cpp

Revision:

0:bbfc7c781872

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Dec 08 22:42:21 2014 +0000
@@ -0,0 +1,158 @@
+#include "mbed.h"
+#include "Servo.h"
+#include "hmac_md5.h"
+#include "Camera_LS_Y201.h"
+#include "Speaker.h"
+AnalogIn ir(p20);
+DigitalOut myled2(LED2);
+Serial pc(USBTX,USBRX);
+Serial rf(p9,p10);
+Servo myservo(p23);
+Speaker mySpeaker(p18);
+Timer t;
+int takepic(int);
+int camInit(void);
+
+int main() {
+    pc.baud(1200);
+    rf.baud(1200);
+    char code = 0;
+    char codebuf[32];
+    int cnt = 0;
+    int unlocked = 0;
+    int matching = 0;
+    
+    int i =0;
+     char key[4] = "Dhr";
+    for (i = 0; i < 4; i++) {
+        key[i] = (key[i] + 5); 
+    }
+    char key2[4] = {0};
+    key2[0] = key[0];
+    key2[1] = key[1];
+    key2[2] = key[2];
+    for (i = 0; i < 4; i++) {
+        key2[i] = (key2[i] + 5); 
+    }
+    char key3[4] = {0};
+    key3[0] = key2[0];
+    key3[1] = key2[1];
+    key3[2] = key2[2];
+    for (i = 0; i < 4; i++) {
+        key3[i] = (key3[i] + 5); 
+    }
+
+    char received[3] = {0};
+    
+    camInit(); 
+    
+    while(1) {
+        if (rf.readable()) {
+            myled2 = 1;
+            matching = 0;
+            
+            //Ignore Sync pattern and do not pass on to PC
+                int i = 0;
+                
+                //Clear the buffer
+                for(i = 0; i < 32; i++) {
+                    codebuf[i] = 0;
+                }
+                
+                for(i = 0; i < 32; i++) {
+                    code = rf.getc(); 
+                    if(code != 0xAA) {
+                        codebuf[i] = code;
+                        pc.printf("codebuf[%d] = %c\r\n", i, codebuf[i]);
+                    }
+                }
+                
+                for(i = 0; i < 30; i++) {
+                    if(codebuf[i] == key[0]) {
+                        if(codebuf[i+1] == key[1]) {
+                            if(codebuf[i+2] == key[2]) {
+                                received[0] = codebuf[i];
+                                received[1] = codebuf[i+1];
+                                received[2] = codebuf[i+2];
+                                matching = 1;
+                                break;
+                            }
+                        }
+                    }
+                    if(codebuf[i] == key2[0]) {
+                        if(codebuf[i+1] == key2[1]) {
+                            if(codebuf[i+2] == key2[2]) {
+                                received[0] = codebuf[i];
+                                received[1] = codebuf[i+1];
+                                received[2] = codebuf[i+2];
+                                matching = 2;
+                                break;
+                            }
+                        }
+                    }
+                    if(codebuf[i] == key3[0]) {
+                        if(codebuf[i+1] == key3[1]) {
+                            if(codebuf[i+2] == key3[2]) {
+                                received[0] = codebuf[i];
+                                received[1] = codebuf[i+1];
+                                received[2] = codebuf[i+2];
+                                matching = 3;
+                                break;
+                            }
+                        }
+                    }
+                }
+             
+                myled2 = 0;
+            if(matching) {
+
+                pc.printf("Unlocking door\r\n");
+                mySpeaker.PlayNote(800.0, 0.5, 1.0);
+                // Turn servo
+                myservo = unlocked;
+                wait(1);
+                unlocked = !unlocked;
+                
+                if (matching  == 1) {
+                    for (i = 0; i < 4; i++) {
+                        key[i] = (key[i] + 5); 
+                    }
+                }
+                if (matching  == 2) {
+                    for (i = 0; i < 4; i++) {
+                        key[i] = (key2[i] + 5); 
+                    }
+                }
+                if (matching  == 3) {
+                    for (i = 0; i < 4; i++) {
+                        key[i] = (key3[i] + 5); 
+                    }
+                }
+                
+                    key2[0] = key[0];
+                    key2[1] = key[1];
+                    key2[2] = key[2];
+                    
+                    for (i = 0; i < 4; i++) {
+                        key2[i] = (key2[i] + 5); 
+                    }
+                    
+                    
+                    key3[0] = key2[0];
+                    key3[1] = key2[1];
+                    key3[2] = key2[2];
+                    for (i = 0; i < 4; i++) {
+                        key3[i] = (key3[i] + 5); 
+                    }
+
+                takepic(cnt);
+
+                cnt++;
+            }
+            
+            
+            
+          
+        }
+    } 
+}