vec_uart.asm

F206中通过8251外扩串口程序 已调试通过

      .mmregs		  ; 

;***************************************************************************
; GLOBAL DECLARATIONS
;***************************************************************************
	    .global _c_int0,start, PHANTOM, T1_ISR
        .ref _int23
        

;***************************************************************************
; This is the vectors table, to be located at 0x0000@prog.
;***************************************************************************
            .sect "vectors"

RESET	    B	  _c_int0 	 ; 00
INT1	    clrc intm
            ret
             	 ; 02
            
INT2	    B _int23
            
           
INT3	     clrc intm
            ret         	 ; 06   
            
INT4	    clrc intm
            ret         	 ; 08    
            
INT5	    clrc intm
            ret         	 ; 0A       
            
INT6	     clrc intm
            ret     	 ; 0C 
            
            
            .space 45*16     ;Directive for filling zeros in PM space
            .word  1,2,3,4,5 ;example for constant loading