ERIKA Enterprise Forums

Code: Select all

CPU mySystem {

    OS myOs {
 
        EE_OPT = "DEBUG";
        EE_OPT = "__OO_STARTOS_OLD__";
	EE_OPT = "__USE_CMSIS_ALL__";
        EE_OPT = "__USE_SPD_ALL__";
        EE_OPT = "__USE_SYSTICK__";
       
		CFLAGS = ""; //-std=c99
		
		}
            //CPU_CLOCK = 168.0; 
               CPU_DATA = CORTEX_MX {
	            MODEL = M4;
                APP_SRC = "code.c";
                //COMPILER_TYPE = KEIL;
                COMPILER_TYPE = GNU;

                MULTI_STACK = TRUE { 
                   IRQ_STACK = TRUE {
                   SYS_SIZE = 512;
                   };
             };
            };
        
        MCU_DATA = STM32 {
         MODEL = STM32F4xx;
        };
 
        
		STATUS = EXTENDED;
		STARTUPHOOK = FALSE;
		ERRORHOOK = FALSE;
		SHUTDOWNHOOK = FALSE;
		PRETASKHOOK = FALSE;
		POSTTASKHOOK = FALSE;
		USEGETSERVICEID = FALSE;
		USEPARAMETERACCESS = FALSE;
		USERESSCHEDULER = FALSE;
		
        KERNEL_TYPE = ECC2;
		
		EE_OPT = "__ADD_LIBS__";
		
        LIB = ENABLE {
           NAME = "ST_CMSIS";
         };
 
        LIB = ENABLE {
           NAME = "STM32F4XX_SPD";
               STM32F4XX_SPD = ENABLE {
               USETIM = TRUE; 
               USEI2C = TRUE;
               USEMISC = TRUE;
               USESPI = TRUE;
               USEUSART = TRUE;
			 };
        };
  
        LIB = ENABLE {
            NAME = "STM32F4_DISCOVERY";
        };
        
		
		EVENT recEvent {
              MASK = AUTO;
        };

        TASK setRecTask {
           PRIORITY = 0x01; /* high priority */
           AUTOSTART = FALSE;
           STACK = PRIVATE {
           SYS_SIZE = 512;
           };
           ACTIVATION = 1;  /* only one pending activation */
           SCHEDULE = FULL;
           EVENT = recEvent;
        };
		
   };
 

Code: Select all

#include "ee.h"
#include "ee_api.h"
#include "kernel/oo/inc/ee_oo_api.h"
#include "stm32f4xx.h"
#include "stm32f4_discovery.h"



DeclareTask(setRecTask);
DeclareEvent(recEvent);

TASK(setRecTask) {
 EventMaskType current;
  while (1) {
    if(WaitEvent(recEvent) == E_OK){
    /* error handling */
  }
  getEvent(setRecTask, &current); /* save event */
  ClearEvent(recEvent);

  /* do some fancy task work */
  }
  TerminateTask(); // never reached
}


int main(void) {

/* Initialize Erika related stuff */
  EE_system_init();



  /*Initialize systick */
  	EE_systick_set_period(MILLISECONDS_TO_TICKS(1, SystemCoreClock));
  	EE_systick_enable_int();
  	EE_systick_start();


  while (1) {
    SetEvent(setRecTask, recEvent);
    Delay(MILLISECONDS_TO_TICKS(100, SystemCoreClock));
  }

}