main.asm

TI公司DSP开发板DSK5402针对DTMF的完整功能操作与代码

***********************************************************
* main -Echo_Using AIC
*
* Objective:
* 1)Understand the McBSP and AIC chip
* 2)Understand how the interrupt works
*
***********************************************************
	.def	_c_int00
	.def	BRISR
	.def	BXISR 
	.ref    Brd_Reset
	.ref 	McBSP_AIC_Init

	.mmregs		
DRR11	.set	0x41           
DXR11	.set	0x43           
		
	.sect	".data"       
a1	.int 26956    		; 770Hz