vector.asm

dsp硬件开发 CCS软件定时计数器的运行源程序

;******************************寄存器定义******************************************        
        .global		_IMR,_IFR,_ST0,_ST1,_A,_AH,_AG,_B,_BH,_BG,_T,_TRN
        .global     _AR0,_AR1,_AR2,_AR3,_AR4,_AR5,_AR6,_AR7
        .global		_SP,_BK,_BRC,_RSA,_REA,_PMST,_XPC,_DRR,_DXR,_SPC
        .global		_TIM,_PRD,_TCR,_TIM1,_PRD1,_TCR1
        .global		_SWWSR,_BSCR,_CLKMD

;*******************************自定义变量*****************************************        
		.global		_temp
;*******************************中断向量*******************************************			
		.sect 		".vectors"
        .ref		_c_int00 
        .ref		_tint0          

RESET:                          ; reset vector
        BD 	_c_int00                             ; branch to C entry point
        STM #200,SP                             ; stack size of 200
nmi:    RETE                    ; enable interrupts and return from one
                NOP
                NOP
                NOP                                     ;NMI~

                ; software interrupts
sint17 .space 4*16
sint18 .space 4*16
sint19 .space 4*16
sint20 .space 4*16
sint21 .space 4*16
sint22 .space 4*16
sint23 .space 4*16
sint24 .space 4*16
sint25 .space 4*16
sint26 .space 4*16
sint27 .space 4*16
sint28 .space 4*16
sint29 .space 4*16
sint30 .space 4*16

int0:   RETE
                NOP
                NOP
                NOP
int1:   RETE
                NOP 
                NOP
                NOP
int2:   RETE
                NOP
                NOP
                NOP
tint0:  bd		_tint0
                NOP
                NOP
rint0:  RETE
                NOP
                NOP
                NOP
xint0:  RETE
                NOP
                NOP
                NOP
dmac0:  RETE
                NOP
                NOP
                NOP
tint1:  RETE  		
				NOP
                NOP
                NOP             
int3:   RETE
                NOP
                NOP
                NOP
hpint:  RETE
                NOP
                NOP
                NOP
rint1:  RETE         ;dmac2
                NOP
                NOP
                NOP
xint1:  RETE         ;dmac3
                NOP
                NOP
                NOP
dmac4:  RETE
                NOP
                NOP
                NOP
dmac5:  RETE
                NOP
                NOP
                NOP