spisint.asm

来自「用VC编辑的一个MD5算法」· 汇编 代码 · 共 57 行

;------------------------------------------------------------------------------
;  FILENAME:   SPISint.asm
;   VERSION:   Rev B, 2002 Mar 30
;------------------------------------------------------------------------------
;  DESCRIPTION:
;     Interrupt handler routine for SPIS user module instance:
;        SPIS.
;------------------------------------------------------------------------------
;	Copyright (c) Cypress MicroSystems 2000-2002.  All Rights Reserved.
;------------------------------------------------------------------------------

include  "SPIS.inc"

area text (ROM, REL)

;-----------------------------------------------------
;  Export interrupt handler
;     NOTE that interrupt handler is NOT exported
;     for access by C function.  Interrupt handlers
;     are not callable by C functions.
;-----------------------------------------------------
export   SPISINT

;-----------------------------------------------------------------------------
;  FUNCTION NAME: SPISInt
;
;  DESCRIPTION:
;     SPIS interrupt handler for instance SPIS.  
;
;     This is a place holder function.  If the user requires use of an interrupt
;     handler for this function, then place code where specified.
;
;  ARGUMENTS:
;     none.
;
;  RETURNS:
;     none.
;
;  SIDE EFFECTS:
;     none.
;
;  THEORY of OPERATION:  
;     1) De-assert all slave select signals.
;     2) Exercise further SPIS interrupt level processing.
;
;-----------------------------------------------------------------------------
SPISINT:
   ;---------------------------------------------------------
   ; Place additional SPIS interrupt level processing here!!!
   ;---------------------------------------------------------

   reti
	

; end of file