Renesas M3T-MR100 Manual De Usuario

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1. At the beginning of file, be sure to include "mr100.inc" which is in the system directory.

2. For the symbol indicating the handler start address, make the external declaration.

3. Always use the RTS instruction (subroutine return instruction) to return from cyclic han-

dlers and alarm handlers.

For examples:

.INCLUDE mr100.inc

-----

(1)

.GLB

cychand

-----

(2)

cychand:

; handler process

rts

-----

(3)

Figure 7.10 Example Handler Written in Assembly Language

Use the .GLB pseudo-directive.