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- unsigned short kp,i, cnt, oldstate = 0;
- char txt[6];
- char pass[]="123456";
- char pass1[6];
- // Keypad module connections
- char keypadPort at PORTC;
- // End Keypad module connections
- // LCD module connections
- sbit LCD_RS at RB1_bit;
- sbit LCD_EN at RB0_bit;
- sbit LCD_D4 at RB4_bit;
- sbit LCD_D5 at RB5_bit;
- sbit LCD_D6 at RB6_bit;
- sbit LCD_D7 at RB7_bit;
- sbit LCD_RS_Direction at TRISB1_bit;
- sbit LCD_EN_Direction at TRISB0_bit;
- sbit LCD_D4_Direction at TRISB4_bit;
- sbit LCD_D5_Direction at TRISB5_bit;
- sbit LCD_D6_Direction at TRISB6_bit;
- sbit LCD_D7_Direction at TRISB7_bit;
- // End LCD module connections
- void ascii()
- {
- switch (kp)
- {
- case 1: kp = 49; break; // 1
- case 2: kp = 50; break; // 2
- case 3: kp = 51; break; // 3
- //case 4: kp = 65; break; // A
- case 5: kp = 52; break; // 4
- case 6: kp = 53; break; // 5
- case 7: kp = 54; break; // 6
- //case 8: kp = 66; break; // B
- case 9: kp = 55; break; // 7
- case 10: kp = 56; break; // 8
- case 11: kp = 57; break; // 9
- //case 12: kp = 67; break; // C
- case 13: kp = 42; break; // *
- case 14: kp = 48; break; // 0
- case 15: kp = 35; break; // #
- //case 16: kp = 68; break; // D
- }
- }
- void main()
- {
- cnt = 0; // Reset counter
- Keypad_Init(); // Initialize Keypad
- Lcd_Init(); // Initialize Lcd
- Lcd_Cmd(_LCD_CLEAR); // Clear display
- Lcd_Cmd(_LCD_CURSOR_OFF); // Cursor off
- Lcd_Out(1, 1, "pass:"); // Write message text on Lcd
- Lcd_Out(2, 1, "Press #");
- do
- {
- kp = 0; // Reset key code variable
- // Wait for key to be pressed and released
- do
- //kp = Keypad_Key_Press(); // Store key code in kp variable
- kp = Keypad_Key_Click(); // Store key code in kp variable
- while (!kp);
- // Prepare value for output, transform key to it's ASCII value
- if(kp==15)
- {
- Lcd_Cmd(_LCD_CLEAR);
- kp = Keypad_Key_Click();
- while (!kp);
- ascii();
- Lcd_Out(1, 1, kp);
- }
- // WordToStr(cnt, txt); // Transform counter value to string
- //Lcd_Out(2, 10, txt); // Display counter value on Lcd
- } while (1);
- }
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