Renesas M3T-MR100 Bedienungsanleitung PDF herunterladen (Seite 228)

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1. Describe the cyclic or alarm handler as a function.

2. Be sure to declare the return value and argument of the interrupt handler start function as

a void type.

3. At the beginning of file, be sure to include "itron.h",”kernel.h” which is in the system di-

rectory as well as "kernel_id.h" which is in the current directory.

4. The static declared functions cannot be registered as a cyclic handler or alarm handler.

5. The cyclic handler and alarm handler are invoked by a subroutine call from a system clock

interrupt handler.

#include <itron.h>

#include <kernel.h>

#include "kernel_id.h"

void cychand(void)

{

/*process */

}

Figure 7.5 Example Cyclic Handler Written in C Language

The handler-to-function name correlation is determined by the configuration file.

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