vectors.asm

32路DTMF、MFC编解码

        .sect ".vectors"

        .ref _c_int00           ; C entry point

        .align  0x80            ; must be aligned on page boundary

RESET:                          ; reset vector
        BD _c_int00                             ; branch to C entry point
        STM #1024,SP                             ; stack size of 400
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:  B  _timer0
		.ref  _timer0
				NOP
                NOP
rint0:  RETE
                NOP
                NOP
                NOP
xint0:  B	_McBSP0_xint
        .ref	_McBSP0_xint
                NOP
                NOP
dmac0:  RETE
				NOP
				NOP
				NOP
tint1:  RETE
				NOP
				NOP
				NOP
int3:	RETE 
				NOP
				NOP
				NOP
hpint:	RETE
				NOP
				NOP
				NOP
rint1:  RETE		;McBSP1_rint OR DMA2_int
                NOP
                NOP
                NOP
xint1:  RETE
                NOP
                NOP
                NOP 
dmac4:	B  _DMA4_rint
        .ref  _DMA4_rint
                NOP
                NOP
dmac5:	RETE
                NOP
                NOP
                NOP

                .end