vectors.asm

来自「数字信号处理实验环节（开发环境用CCS2.2）Add-on Laboratory」· 汇编 代码 · 共 70 行

; ======== vectors.asm ========
; Plug in the entry point at RESET in the interrupt vector table
;
        .sect ".vectors"
        .align  0x80            ; must be aligned on page boundary

		.ref    	start
		.ref    	receive

RESET:                          ; reset vector
        BD start		; branch to entry point
        STM #0FFFFh,SP			
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
tint:	RETE				;timer interrupt
		NOP
		NOP
		NOP
rint0:	RETE
		NOP
		NOP
		NOP
xint0:	RETE
		NOP
		NOP
		NOP
rint1:	B receive			;McBSP2 receive interrupt
		NOP
		NOP
xint1:	RETE
		NOP
		NOP
		NOP
int3:	RETE
		NOP
		NOP
		NOP
		.end