ابحث عن RTOS
ده مثال باستخدام ال CCS وليس Mikroc
للميكرو سى ابحث عن
OSA RTOS
كود:
/////////////////////////////////////////////////////////////////////////
//// ex_rtos_demo1_tasks.C ////
//// ////
//// This file demonstrates how to use the ral time operating ////
//// system to schedule tasks and how to use the rtos_run function ////
//// ////
/////////////////////////////////////////////////////////////////////////
//// (C) Copyright 1996,2003 Custom Computer Services ////
//// This source code may only be used by licensed users of the CCS ////
//// C compiler. This source code may only be distributed to other ////
//// licensed users of the CCS C compiler. No other use, ////
//// reproduction or distribution is permitted without written ////
//// permission. Derivative programs created using this software ////
//// in object code form are not restricted in any way. ////
/////////////////////////////////////////////////////////////////////////
#include <18F452.h>
#use delay(clock=20000000)
#use rs232(baud=9600,xmit=PIN_C6,rcv=PIN_C7)
// this tells the compiler that the rtos functionality will be needed, that
// timer0 will be used as the timing device, and that the minor cycle for
// all tasks will be 100 miliseconds
#use rtos(timer=0,minor_cycle=100ms)
// each function that is to be an operating system task must have the #task
// preprocessor directive located above it.
// in this case, the task will run every second, its maximum time to run must
// be less than or equal to the minor cycle, and there is no need for a
// queue at this point, so no memory will be reserved.
#task(rate=1000ms,max=100ms)
// the function can be called anything that a standard function can be called
void The_first_rtos_task ( )
{
printf("1\n\r");
}
#task(rate=500ms,max=100ms)
void The_second_rtos_task ( )
{
printf("\t2!\n\r");
}
#task(rate=100ms,max=100ms)
void The_third_rtos_task ( )
{
printf("\t\t3\n\r");
}
// main is still the entry point for the program
void main ( )
{
// rtos_run begins the loop which will call the task functions above at the
// schedualed time
rtos_run ( );
}
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