k01.ino

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/* k01
    One task printing own usage of stak
*/
 
#include <krnl.h>
 
#define STKSIZE 100
 
#define TASKPRIO 10
 
char stak[STKSIZE];
struct k_t * pStak;
 
void task()
{
char flipflop=0;
  while (1) {
    k_eat_time(10);  // consume 10 millisec of CPU time
    k_sleep(300); // sleep 100 ticks - replacement for delay bq k_seelp releases CPU
  if (flipflop) {
   flipflop = 0;
   digitalWrite(13,HIGH);
  }
  else {
      flipflop = 1;
      digitalWrite(13,LOW);
  }
}
}
 
void setup() {
 
  Serial.begin(9600); // if you dont use serial port then avoid initializing bq it takse memory
 
  pinMode(13,OUTPUT);
 
  k_init(1, 0, 0); // 1 task, 0 semaphores, 0 messaegQueues */
 
  pStak = k_crt_task(task, TASKPRIO, stak, STKSIZE);
 
  k_start(1); /* start krnl timer speed 1 milliseconds*/
 
  Serial.println("If you see this then krnl didnt start :-( ");
}
 
void loop() {}