Tomislav Grgić
test
Diff: main.cpp
- Revision:
- 0:bd9818ed0414
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon May 03 21:42:36 2021 +0000
@@ -0,0 +1,236 @@
+#include "mbed.h"
+#include "TextLCD.h"
+#include "Keypad.h"
+
+Keypad tipkovnica(D2,D3,D4,D5,D8,D9,D10,D11);
+TextLCD lcd(PTE20, PTE21, PTE22, PTE23, PTE29, PTE30, TextLCD::LCD16x2);
+Serial HC05(PTE0,PTE1);
+I2C eeprom(PTC9, PTC8);
+InterruptIn gumb1(D2);
+InterruptIn gumb2(D3);
+Serial pc(USBTX, USBRX);
+
+char kod[13],
+ primljeni_kod[13]="123456789012",
+ master_key[5] ="1234",
+ data_out[6],
+ check[2],
+ tempKey[5];
+
+char a,b,lock;
+int i;
+
+bool press = 0;
+
+void writeKey(int broj_znamenki, char array[]){
+ if(b == 'a' && i>= 1){
+ i--;
+ lcd.locate(i,1);
+ lcd.printf(" ");
+ array[i] = 0;
+ wait(0.2);
+}
+
+ else if(b == 'a' || b == 'b' || b == 'c')
+ return;
+
+ else if(i == broj_znamenki){
+ lcd.locate(i,1);
+ lcd.printf(" ");
+ wait(0.1);
+ }
+ else{
+ lcd.locate(i,1);
+ lcd.printf("%c",b);
+ array[i] = b;
+ i++;
+ wait(0.2);
+}
+
+ if( i >= broj_znamenki){
+ i = broj_znamenki;
+ }
+}
+
+bool scanEnter(){
+ if(b == 'b') return 1;
+ else return 0;
+}
+
+void UnosKod(){
+ a = 2;return;
+}
+
+void UnosKey(){
+ a = 4;
+ press = 1;
+ return;
+}
+
+void buttonControl(bool stanje){
+ if(!stanje){
+ gumb1.fall(NULL);gumb2.fall(NULL);}
+ else{
+ gumb1.fall(&UnosKod);gumb2.fall(&UnosKey);}
+}
+
+void caseSet(char prvi[15],char drugi[15],bool stanje,char slucaj){
+ buttonControl(stanje);
+ memset(kod,0,12);
+ memset(tempKey,0,4);
+ lcd.cls();
+ lcd.locate(0,0);
+ lcd.printf("%s", prvi);
+ lcd.locate(0,1);
+ lcd.printf("%s", drugi);
+ a = slucaj;
+ i = 0;
+}
+
+void getEEPROMData(){
+ memset(master_key,0,4);
+ eeprom.write((0x50 << 1) & 0xFE,&data_out[0],1,true);
+ eeprom.read((0x50 << 1)| 0x01,master_key,4,false);
+ wait_ms(10);
+
+ eeprom.write((0x50 << 1) & 0xFE,&check[0],1,true);
+ eeprom.read((0x50 << 1)| 0x01,&lock,1,false);
+
+ if(lock){
+ a = 4;
+ HC05.putc('N');
+
+ }else{
+ a = 0;
+ HC05.putc('R');
+ }
+}
+
+void fun(){
+ char temp = HC05.getc();
+ if(temp == '?'){
+ if(a != 4 || press == 1)
+ HC05.putc('R');
+ else
+ HC05.putc('N');
+ }else{
+
+ HC05.putc('?');
+
+ for(int i = 0; i<12; i++)
+ primljeni_kod[i] =HC05.getc();
+
+ //pc.printf("%s\n\r",primljeni_kod);
+ }
+}
+
+int main(){
+
+ int n = 0;
+ data_out[0]= 0x94;
+ check[0]= 0x80;
+
+ HC05.baud(9600);
+ HC05.attach(&fun,Serial::RxIrq);
+ eeprom.frequency(100000);
+ getEEPROMData();
+
+ for(int j=0; j<4; j++)
+ lcd.printf("%c",master_key[j]);
+ wait(1);
+
+ while(1) {
+ switch(a) {
+ default:
+ tipkovnica.cetvrtiStupac();
+ caseSet(" Skener"," koda",1,1);
+ break;
+
+ case 1:
+ break;
+
+ case 2:
+ caseSet("Unesite kod:","",0,0);
+ while(1) {
+
+ b = tipkovnica.keyscan();
+ if(b == 'c') break;
+ writeKey(12,kod);
+
+ if(scanEnter() && kod[0] != '\0') {
+
+ if(memcmp(primljeni_kod, kod, 12) == 0) {
+ lcd.cls();
+ lcd.printf("Tocno!");
+ memset(primljeni_kod,0,12);
+ n = 0;
+ wait(2);
+ } else {
+ n++;
+ lcd.cls();
+ lcd.printf("Krivo!");
+ wait(2);
+ }
+
+ if(n == 3){
+ n = 0;
+ check[1] = 1;
+ eeprom.write(0x50 << 1,check,2,false);
+ a = 4;
+ HC05.putc('N');
+ }
+ break;
+ }
+ }
+ break;
+
+ case 3:
+ caseSet("Promjeni M.key:","",0,0);
+ while(1) {
+
+ b = tipkovnica.keyscan();
+ if(b == 'c') break;
+ writeKey(4,kod);
+
+ if(scanEnter() && kod[3] != '\0') {
+ memmove(master_key,kod,4);
+ for(int j = 0; j<4; j++) {
+ data_out[j+1] = master_key[j];
+ }
+ eeprom.write(0x50 << 1,data_out,5,false);
+ wait_ms(10);
+ break;
+ }
+ }
+ break;
+
+ case 4:
+ caseSet("Unesite M.key:","",0,4);
+ while(1) {
+
+ b = tipkovnica.keyscan();
+ if(b == 'c'){
+ if(press){a = 0; press = 0; break;}
+ else
+ continue;
+ }
+ writeKey(4,tempKey);
+
+ if(scanEnter() && tempKey[3] != '\0') {
+ if(memcmp(master_key, tempKey, 4) == 0) {
+ if(press){a = 3; press = 0; break;}
+ check[1] = 0;
+ eeprom.write(0x50 << 1,check,2,false);
+ a =0;
+ HC05.putc('R');
+ } else {
+ if(press){a = 0; press = 0; break;}
+ a = 4;
+ }
+ break;
+ }
+ }
+ break;
+ }
+ }
+}