main.lst

MicroChip等单片机开发的专业RTOS,源代码

     1: #define OS_MAIN
     2: #include "\jacos\incl\jacos.h"
     3: #include "\jacos\prim\prim_io.h"
     4: 
     5: OST_TASK_T key_monitor_tcb;
     6: OST_TASK_T led_1_tcb;
     7: OST_TASK_T led_2_tcb;
     8: OST_TASK_T led_3_tcb;
     9: 
    10: #define LED1      0x01
    11: #define LED2      0x02
    12: #define LED3      0x04
    13: #define key1      0x08
    14: #define key2      0x10
    15: #define key3      0x20
    16: #define led1_stop 0x40
    17: 
    18: #define LED_OFF(a)  {PORTB |=  (a);}
    19: #define LED_ON(a)   {PORTB &= ~(a);}
    20: 
    21: #if defined(_AVR_) || defined(_GAVR_)
    22:   #define is_key_pressed(a)  !(PINB & (a))
    23:   #define PORT_INIT() {DDRB = (char)(~(key1+key2+key3));}
    24: 
    25: #elif defined(_PIC_) || defined(_PIC18I)
    26:   #define is_key_pressed(a)  !(PORTB & (a))
    27:   #define PORT_INIT() {TRISB = key1+key2+key3;}
    28: 
    29: #endif
    30: 
    31: unsigned char keys;
    32: const unsigned char sos[3] = {10,30,10};
    33: 
    34: __task void key_monitor(void)
    35: {
    36:   static unsigned char  m_key1, m_key2, m_key3;
    37:   PORT_INIT();
    38:   while(1) {
    39:     OS_Delay(3);
    40:     if (is_key_pressed(key1)) {
    41:       if (++m_key1 & 0x04) keys |= key1;
    42:     } else {
    43:       keys &= ~key1;
    44:       m_key1 = 0;
    45:     }
    46:     if (is_key_pressed(key2)) {
    47:       if (++m_key2 & 0x04) keys |= key2;
    48:     } else {
    49:       m_key2 = 0;
    50:       keys &= ~key2;
    51: 
    52:     }
    53:     if (is_key_pressed(key3)) {
    54:       if (++m_key3 == 0x04) {
    55:         keys ^= led1_stop;
    56:         keys |= key3;
    57:       }
    58:     } else {
    59:       m_key3 = 0;
    60:       keys &= ~key3;
    61:     }
    62:   }
    63: }
    64: 
    65: __task void led_1( void )
    66: {
    67:   while(1) {
    68:     while(1) {
    69:       if (keys & led1_stop) break;
    70:       LED_ON(LED1);
    71:       OS_Delay(25);
    72:       LED_OFF(LED1);
    73:       OS_Delay(25);
    74:       if (keys & led1_stop) break;
    75:       LED_ON(LED1);
    76:       if (keys & key1) {
    77:         OS_Delay(150);
    78:       } else {
    79:         OS_Delay(25);
    80:       }
    81:       LED_OFF(LED1);
    82:       OS_Delay(25);
    83:     }
    84:     OS_Task_Stop();
    85:   }
    86: 
    87: }
    88: 
    89: __task void led_2( void )
    90: {
    91:   static unsigned char symb, cou;
    92:   while(1) {
    93:     symb = 0;
    94:     do {
    95:       for (cou = 3; cou != 0; cou--) {
    96:         LED_ON(LED2);
    97:         OS_Delay(sos[symb]);
    98:         LED_OFF(LED2);
    99:         OS_Delay(10);
   100:       }
   101:       OS_Delay(20);
   102:     } while (++symb < 3);
   103:     OS_Delay(100);
   104:     if (keys & key2) {
   105:       OS_Delay(150);
   106:     }
   107:   }
   108: }
   109: 
   110: __task void led_3( void )
   111: {
   112:   while(1) {
   113:     LED_ON(LED3);
   114:     OS_Delay(10);
   115:     LED_OFF(LED3);
   116:     OS_Delay(50);
   117:   }
   118: }
   119: 
   120: void OS_Idle(void)
   121: {
   122:   if ((OS_Task_Status(&led_1_tcb) & OSS_STOPPED) && !(keys & led1_stop)) {
   123:     OS_Task_Resume(&led_1_tcb);
   124:   }
   125: }
   126: 
   127: void main(void)
   128: {
   129:   OS_Init();
   130:   OS_Task_Create(key_monitor,&key_monitor_tcb);
   131:   OS_Task_Create(led_1,&led_1_tcb);
   132:   OS_Task_Create(led_2,&led_2_tcb);
   133:   OS_Task_Create(led_3,&led_3_tcb);
   134: 
   135:   #include "\jacos\prim\prim_t10.c"
   136: 
   137:   while(1) {
   138:     OS_Scheduler();
   139:   }
   140: }
   141: 
   142: //__interrupt void intr(void)
   143: #include "\jacos\prim\prim_isr.c"
   144: {
   145:   OS_Timer_Tick_Set();
   146:   OS_Timer();
   147: }
   148: 
   149: 
   150: 
   151: 
   152: