krnl 1
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krnlsimpledebugled.ino
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1//220216
2#include <krnl.h>
3
4#define STK 110
5struct k_t *p1, *p2, *p3;
6char st1[STK], st2[STK], st3[STK];
7
8void tgeneric()
9{
10 while (1) {
11 k_eat_msec(pRun->nr * 100); // tasks has 1,2,3 so mul by 100 gives 100msec,...
12 k_sleep(1000);
13 }
14}
15
16void setup()
17{
18
19 Serial.begin(115200);
20
21 for (int i = 8; i < 14; i++) // using PORTB 0..5: d8..d13
22 pinMode(i, OUTPUT);
23 /* MEGA PORTA (int i=22; i < 30; i++) pinMode(i,OUTPUT); */
24
25 k_init(3, 0, 0); // init with space for three tasks2
26
27 // priority low number higher priority than higher number
28 //Task 1
29 p1 = k_crt_task(tgeneric, 10, st1, STK); // t1 as task, priority 10, 100 B stak
30 //Task 2
31 p2 = k_crt_task(tgeneric, 11, st2, STK); // t1 as task, priority 10, 100 B stak
32 //Task 3
33 p3 = k_crt_task(tgeneric, 12, st3, STK); // t1 as task, priority 10, 100 B stak
34
35 k_start(); // 1 milli sec tick speed
36}
37
38void loop() {}
39
40extern "C" {
41
42 void k_breakout() // called every task shift from dispatcher
43 {
44 PORTB = (1 << pRun->nr); // D8: dummy running, D9 first task created running,...
45 // on MEGA use PORTA
46 }
47}
48
49// D8 ON dummy eating cpu
50// D9 ON Task 1 (the first created
51// D10 ON Task 2
52// ...
53// only one led ON at a time
54// dont use led 13 for othe stuff bq it s cleared her
55// can be fixed - just ask me
#define STK
volatile int i
struct k_t * p1
Definition k03asleep.ino:22
struct k_t * p2
Definition k03asleep.ino:22
char st2[110]
char st1[110]
void k_eat_msec(unsigned int eatTime)
eat milliseconds - to mimik time consuming code
Definition krnl.c:246
struct k_t * pRun
Definition krnl.c:148
int k_sleep(int time)
let task sleep for a number of milliseconds
Definition krnl.c:445
struct k_t * k_crt_task(void(*pTask)(void), char prio, char *pStk, int stkSize)
create a task - only to be called before k_start creates a task and put it in the active Q
Definition krnl.c:328
int k_init(int nrTask, int nrSem, int nrMsg)
Definition krnl.c:1108
int k_start()
Definition krnl.c:1149
char st3[110]
struct k_t * p3
void setup()
void k_breakout()
void tgeneric()
void loop()
Definition krnl.h:323