//·µ»Ø1³É¹¦£¬·µ»Ø0ʧ°Ü
uchar OV7670_init(void)
{
uchar temp;
uint i=0;
InitSCCB();//io init..
temp=0x80;
if(0==wrOV7670Reg(0x12, temp)) //Reset SCCB
{
return 0 ;
}
delay_ms(10);
for(i=0;i<CHANGE_REG_NUM;i++)
{
if( 0==wrOV7670Reg(pgm_read_byte( &change_reg[i][0]),pgm_read_byte( &change_reg[i][1]) ))
{
return 0;
}
}
return 0x01; //ok
}
//·µ»Ø1³É¹¦£¬·µ»Ø0ʧ°Ü
uchar OV7670_init(void)
{
uint i=0;
InitSCCB();//io init..
//OV2640_JpegInit(1);
RCC->APB2ENR|=1<<4;//ÏÈʹÄÜÍâÉèPORTCʱÖÓ
//PORTC0~13ÍÆÍìÊä³ö
GPIOC->CRL = 0x88888888;
GPIOC->ODR |= 0x00FF;
Exit_Init(GPIOB, GPIO_Pin_8, GPIO_Mode_IPU, EXTI_Trigger_Rising, 2, 3); //VSYNC
Exit_Init(GPIOB, GPIO_Pin_15, GPIO_Mode_IPU, EXTI_Trigger_Falling, 2, 4);//PICLK
GpioInit(GPIOB, GPIO_Pin_14, GPIO_Mode_IPU, 0); //HREF
return;//´ÓÕâÀï·µ»Ø
temp=0x80;
if(0==wrOV7670Reg(0x12, temp)) //Reset SCCB
{
return 0 ;
}
while(0)
{
rdOV7670Reg(0x1C, &temp);
USART_Transmit(temp);
Delay_nMS(100);
}
Delay_nMS(10);
for(i=0;i<CHANGE_REG_NUM;i++)
{
if( 0 == wrOV7670Reg (change_reg[i][0],change_reg[i][1]) )
{
return 0;
}
}
return 0x01; //ok
}
