vectors_intr.asm - External Interruption Configuration

David Valencia February 2, 2011 Coded in ASM for the TI C67x

For more information please go to the code snippet in the following link:

http://www.dsprelated.com/showcode/70.php

 

 

*Vectors_intr.asm Vector file for interrupt INT11 
   .global _vectors     ;global symbols 
   .global _c_int00 
   .global _vector1 
   .global _vector2 
   .global _vector3 
   .global _c_int04     ; símbolo para EXT_INT4 
   .global _vector5 
   .global _vector6 
   .global _vector7 
   .global _vector8 
   .global _vector9    
   .global _vector10  
   .global _c_int11        ;for INT11 
   .global _vector12   
   .global _vector13    
   .global _vector14 
   .global _vector15 
 
   .ref _c_int00        ;entry address 
 
VEC_ENTRY .macro addr      ;macro for ISR 
    STW   B0,*--B15 
    MVKL  addr,B0 
    MVKH  addr,B0 
    B     B0 
    LDW   *B15++,B0 
    NOP   2 
    NOP    
    NOP    
   .endm 
 
_vec_nmi: 
  B    NRP 
  NOP  5 
 
_vec_dummy: 
  B    IRP 
  NOP  5 
 
 .sect ".vecs"        ;aligned IST section 
 .align 1024 
_vectors: 
_vector0:   VEC_ENTRY _c_int00     ;RESET 
_vector1:   VEC_ENTRY _vec_nmi   ;NMI 
_vector2:   VEC_ENTRY _vec_dummy    ;RSVD 
_vector3:   VEC_ENTRY _vec_dummy 
_vector4:   VEC_ENTRY _c_int04    ;INT04 Externa 
_vector5:   VEC_ENTRY _vec_dummy 
_vector6:   VEC_ENTRY _vec_dummy 
_vector7:   VEC_ENTRY _vec_dummy 
_vector8:   VEC_ENTRY _vec_dummy 
_vector9:   VEC_ENTRY _vec_dummy 
_vector10:  VEC_ENTRY _vec_dummy 
_vector11:  VEC_ENTRY _c_int11      ;ISR address 
_vector12:  VEC_ENTRY _vec_dummy 
_vector13:  VEC_ENTRY _vec_dummy 
_vector14:  VEC_ENTRY _vec_dummy 
_vector15:  VEC_ENTRY _vec_dummy

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