main.asm

来自「ADI 公司的DSP ADSP21262 EZ-KIT LITE开发板的全部源代」· 汇编 代码 · 共 56 行

//-----------------------------------------
//   main.asm
//-----------------------------------------
//
//   21262 EZ-KIT Test
//
//-----------------------------------------

#include <def21262.h>

.section /pm seg_pmco;

.global _main;
.extern _initDAI;
.extern _init1835viaSPI;
.extern _init8416viaSPI;
.extern _initSPORT;
.extern _read_8416_register;

_main:

    call _initDAI;

	//--------------------------------------------------------
    //  A quick sanity check:make sure the SPI communication
    //    is working by reading the ID#/revision register
	r7=0x7F;
	call _read_8416_register;
	nop;
	nop;
        
    call _init1835viaSPI;
    
    call _init8416viaSPI;
    
    call _initSPORT;


	//--------------------------------------------------------
	// Enable interrupts (globally)
	BIT SET MODE1 IRPTEN;

	//--------------------------------------------------------
	// Unmask the SPORT0 ISR
	LIRPTL = SP0IMSK;
	
	//--------------------------------------------------------
	// Loop forever.  Work is driven by interrupts
	jump (pc,0);

_main.end: