Ozan Sanci
Wireless Communication Project, Bluetooth Door Lock System, Seneca College January 2017
Dependencies: Adafruit-GFX-Library TFT_ILI9163C mbed
Diff: main.cpp
- Revision:
- 0:67d120b65790
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sun Apr 09 17:40:00 2017 +0000
@@ -0,0 +1,227 @@
+#include "mbed.h"
+#include <string>
+
+#include <Adafruit_GFX.h>
+#include <TFT_ILI9163C.h>
+#define __MOSI D11
+#define __MISO NC
+#define __SCLK D13
+#define __CS D10
+#define __DC D15
+#define __RST D12
+
+// Color definitions
+#define BLACK 0x0000
+#define BLUE 0x001F
+#define RED 0xF800
+#define GREEN 0x07E0
+#define CYAN 0x07FF
+#define MAGENTA 0xF81F
+#define YELLOW 0xFFE0
+#define WHITE 0xFFFF
+#define TRANSPARENT -1
+/******************************************************state machine decleration**********/
+#define initial 1
+#define pair 2
+#define checkpin 3
+#define disconnected 4
+//******************************************************************************************//
+#define SPI_BITRATE 50000000L
+ int color[8] = {0x001F, 0xF800,0x07E0,0x07FF,0xF81F,0xFFE0,0xFFFF,0x001F};
+TFT_ILI9163C tft(__MOSI, __MISO, __SCLK, __CS, __DC, __RST);
+
+Serial blue(D1,D0);
+//*****************************************function declerations************************/
+void intial_screen(void);
+void connectedBlue(void);
+void disconnectedBlue(void);
+bool passwordType(void);
+void CorrectPassword(void);
+void Incorrect(void);
+/***************************************************************************************/
+char blueInput;
+char passwordGlobal[3];
+unsigned char stage = initial;
+int look =1;
+int check =0;
+int main()
+{
+ tft.begin();
+ tft.setBitrate(50000000);
+ tft.setRotation(0);
+ blueInput = '\0';
+ blue.printf("*P* ");
+ while (true) {
+
+
+
+ switch(stage){
+
+ case initial : if(look^check) // prints only ones a time in for loop by xOR
+ {
+ intial_screen();
+ check = 1;
+ }
+
+
+
+ if (blueInput=='F')
+ {
+
+ stage = disconnected;
+ check = 0;
+ }
+
+ if(blueInput == 'N'){
+
+ if(look^check){
+ connectedBlue();
+ check =1;
+ }
+ stage = pair;
+ check = 0;
+ }
+ blueInput = blue.getc(); // waits for input char
+
+
+ case pair : if(look^check){
+ connectedBlue();
+ check =1;
+ }
+ stage = checkpin;
+ check =0;
+
+
+ case checkpin: if(passwordType()) {
+ if(look^check){
+ CorrectPassword();
+ check=1;
+ }
+ stage = initial;
+ check =0;
+ }
+ else{
+ if(look^check){
+ Incorrect();
+ check=1;
+ }
+ stage = initial;
+ check =0;}
+
+
+ case disconnected : if(look^check){
+ disconnectedBlue();
+ check = 1;
+ }
+
+ stage = initial;
+ check = 0;
+
+ }//switch
+ }//forloop
+}//main
+
+void intial_screen(void){
+
+
+ tft.clearScreen();
+ tft.fillScreen(BLACK);
+ tft.setTextColor(GREEN);
+ tft.setTextSize(2);
+ tft.setCursor(1, 1);
+ tft.printf("Bluetooth");
+ tft.setCursor(1,30);
+ tft.printf("Pairing");
+ tft.setCursor(1,60);
+ tft.printf("Required");
+
+
+ }
+
+void connectedBlue(void){
+ tft.clearScreen();
+ tft.fillScreen(BLACK);
+ tft.setTextColor(GREEN);
+ tft.setTextSize(2);
+ tft.setCursor(1, 1);
+ tft.printf("connected");
+ tft.setCursor(1,30);
+ tft.printf("Type");
+ tft.setCursor(1,60);
+ tft.printf("Password");
+
+ }
+
+void disconnectedBlue(void){
+ tft.clearScreen();
+ blue.printf("*P* ");
+ tft.fillScreen(BLACK);
+ tft.setTextColor(GREEN);
+ tft.setTextSize(2);
+ tft.setCursor(1,1);
+ tft.printf("Connection");
+ tft.setCursor(1,30);
+ tft.printf("Lost");
+
+ wait_ms(2000);
+
+}
+
+bool passwordType(void){
+ int i = 0;
+ char password[3];
+ int b =32;
+ string c;
+ blue.printf("*P* ");
+
+
+
+
+
+ for(i=0;i<3;i++){
+ password[i] = blue.getc();
+ if (blueInput=='F')
+ {
+
+ stage = disconnected;
+ check = 0;
+ }
+ tft.setCursor(b,90);
+ tft.printf("*");
+ c = password;
+ blue.printf("*P%s*",c);
+ b+=20;
+ }
+
+ if(c == "123") return 1;
+
+ else return 0;
+
+ }//function
+
+
+ void CorrectPassword(void){
+ tft.clearScreen();
+ tft.setCursor(1, 1);
+ tft.printf("Correct");
+ tft.setCursor(1,30);
+ tft.printf("Password");
+ tft.setCursor(1,60);
+ tft.printf("Door");
+ tft.setCursor(1,90);
+ tft.printf("Open 5 sec");
+ wait_ms(5000);
+
+
+ }
+
+ void Incorrect(void){
+ tft.clearScreen();
+ tft.setCursor(1, 1);
+ tft.printf("Wrong");
+ tft.setCursor(1,30);
+ tft.printf("Password");
+ tft.setCursor(1,60);
+ wait_ms(2000);
+
+ }
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