rgb_led.lst

rgb led projects using hitech c

     1: //include file
     2: #include <pic.h>
     3: 
     4: //16F84 configuration 
     5: __CONFIG(0x3FF1);
     6: 
     7: //portb  macro
     8: #define PORTBIT(adr, bit)       ((unsigned)(&adr)*8+(bit))
     9: 
    10: //portb pin assignment
    11: static bit LED0 @ PORTBIT(PORTB, 0);
    12: static bit LED1 @ PORTBIT(PORTB, 1);
    13: static bit LED2 @ PORTBIT(PORTB, 2);
    14: static bit LED3 @ PORTBIT(PORTB, 3);
    15: static bit LED4 @ PORTBIT(PORTB, 4);
    16: static bit LED5 @ PORTBIT(PORTB, 5);
    17: static bit LED6 @ PORTBIT(PORTB, 6);
    18: static bit LED7 @ PORTBIT(PORTB, 7);
    19: 
    20: //global variables
    21: unsigned int i;         //for loop pause
    22: unsigned int c;         //for loop event loop
    23: 
    24: //functions
    25: void pause_action();            //pause
    26: void blink_redgreen();          //blink red then green
    27: void blink_baf();               //blink red and green back and forth
    28: void alt_blink();               //every other red then green
    29: void blink_sequence();          //blinks red one at a time
    30: //end functions
    31: 
    32: //main function
    33: void main(void)
    34: {       
    35:         TRISB = 0x00;
    36:         PORTB = 0b00000000;     
    37:         
    38:         while(1)
    39:         {
    40: 
    41:                 blink_redgreen();
    42:                 blink_baf();
    43:                 alt_blink();
    44:                 blink_sequence();
    45:                 
    46:         };
    47: 
    48: }
    49: //end main function
    50: 
    51: void pause_action()
    52: {
    53:         
    54:         for(i=0; i<4000; i++);
    55:         for(i=0; i<4000; i++);
    56:         for(i=0; i<4000; i++);
    57:         for(i=0; i<4000; i++);
    58:         for(i=0; i<4000; i++);
    59:         for(i=0; i<4000; i++);
    60:         
    61: };
    62: 
    63: void blink_redgreen()
    64: {
    65:         
    66:         for(c=0; c<10; c++)
    67:         {
    68:                         
    69:                 PORTB = 0b10101010;
    70:                 pause_action();                 
    71: 
    72:                 PORTB = 0b01010101;
    73:                 pause_action();
    74:                                                 
    75:         };
    76:         
    77: };
    78: 
    79: void blink_baf()
    80: {
    81: 
    82:         for(c=0; c<10; c++)
    83:         {
    84: 
    85:                 PORTB = 0b10100101;
    86:                 pause_action();
    87:                                                 
    88:                 PORTB = 0b01011010;
    89:                 pause_action();
    90:                                                 
    91:         };
    92: 
    93: };
    94: 
    95: void alt_blink()
    96: {
    97: 
    98:         for(c=0; c<10; c++)
    99:         {
   100: 
   101:                 PORTB = 0b10011001;
   102:                 pause_action();
   103:                                                 
   104:                 PORTB = 0b01100110;
   105:                 pause_action();
   106:                                                 
   107:         };
   108: 
   109: };
   110: 
   111: void blink_sequence()
   112: {
   113: 
   114:         for(c=0; c<10; c++)
   115:         {
   116: 
   117:                 PORTB = 0b10010101;
   118:                 pause_action();
   119:                         
   120:                 PORTB = 0b01100101;
   121:                 pause_action();
   122:                         
   123:                 PORTB = 0b01011001;
   124:                 pause_action();
   125:                         
   126:                 PORTB = 0b01010110;
   127:                 pause_action();
   128:                         
   129:         };
   130: 
   131: };