?? main.c
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#include "myapp.h"
#include "ICETEK-VC5509-EDU.h"
#include "scancode.h"
void InitMcBSP();
void INTR_init( void );
void TIME_init(void);
int nCount;
main()
{
nCount=0;
CLK_init();
SDRAM_init();
INTR_init();
TIME_init();
InitCTR();
InitMcBSP();
CTRGR=2; // 使能IO
while ( 1 )
{
}
}
void InitMcBSP()
{
// IOPin: McBSP1.FSX S15
//SPCR2.XRST_=0,PCR.XIOEN=1,PCR.FSXM=1,PCR.FSXP=0/1
SPCR2_1&=0x0fffe;
PCR1|=0x2800;
}
void interrupt Timer()
{
nCount++; nCount%=16;
if ( nCount==0 )
PCR1^=8;
}
void INTR_init( void )
{
IVPD=0xd0;
IVPH=0xd0;
IER0=0x10;
DBIER0 =0x10;
IFR0=0xffff;
asm(" BCLR INTM");
}
void TIME_init(void)
{
ioport unsigned int *tim0;
ioport unsigned int *prd0;
ioport unsigned int *tcr0;
ioport unsigned int *prsc0;
tim0 = (unsigned int *)0x1000;
prd0 = (unsigned int *)0x1001;
tcr0 = (unsigned int *)0x1002;
prsc0 = (unsigned int *)0x1003;
*tcr0 = 0x04f0;
*tim0 = 0;
*prd0 = 0xffff;
*prsc0 = 2;
*tcr0 = 0x00e0;
}
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