dm642main.c

DM642将用户的程序写入到FLASH中的程序

/********************************************************************/
/*  Copyright 2004 by SEED Incorporated.							*/
/*  All rights reserved. Property of SEED Incorporated.				*/
/*  Restricted rights to use, duplicate or disclose this code are	*/
/*  granted through contract.									    */
/*  															    */
/********************************************************************/
#include "seeddm642.h"
#include "vportdis.h"

#include <csl.h>
#include <csl_emifa.h>
#include <csl_irq.h>
#include <csl_chip.h>

// 地址为0 for cvbs port1,选择复合信号做为输入
Uint8 input_sel = 0x00;
Uint8 vFromat = 0;
Uint8 misc_ctrl = 0x6D;
Uint8 output_format = 0x47;
/*地址为0xf，将Pin27设置成为CAPEN功能*/	
Uint8 pin_cfg = 0x02;
/*地址为1B*/
Uint8 chro_ctrl_2 = 0x14;

extern far void vectors();
Uint32 i;

/* I2C handle */
extern I2C_Handle SEEDVPM642_I2C_hI2C;
/* I2C handle */
I2C_Handle hI2C;
int portNumber;
/*图像句柄的声明*/
VP_Handle vpHchannel0;

/*此程序可将四个采集口的数据经过Video Port0送出*/
void main()
{
	Uint8 addrI2C;	
/*-------------------------------------------------------*/
/* perform all initializations                           */
/*-------------------------------------------------------*/
	SEEDVPM642_init();
/*----------------------------------------------------------*/
	/*中断向量表的初始化*/
	//Point to the IRQ vector table
	IRQ_globalDisable();
//    IRQ_setVecs(vectors);
    for(i = 0;i <0xa00000;i++){}
   /*将Vedio Port1设为encoder输出*/
	portNumber = 0;
	vpHchannel0 = bt656_8bit_ncfd(portNumber);
	GPIO_RSET(GPGC,0x0);/*将GPIO0不做为GPINT使用*/
    GPIO_RSET(GPEN,0x108);
	GPIO_RSET(GPDIR,0x108);/*将GPIO0做为输出*/
	GPIO_RSET(GPVAL,0x108);
	SEEDDM642_waitusec(0x4a000);
    /*GPIO3输出为低*/
	GPIO_RSET(GPVAL,0x0);
	SEEDDM642_waitusec(0x4a000);
    /*GPIO3输出为低*/
	GPIO_RSET(GPVAL,0x108);
	SEEDDM642_waitusec(0x4a000);
    /*GPIO3输出为低*/
	GPIO_RSET(GPVAL,0x0);
	SEEDDM642_waitusec(0x4a000);
	GPIO_RSET(GPVAL,0x108);
	SEEDDM642_waitusec(0x4a000);
    /*GPIO3输出为低*/
	GPIO_RSET(GPVAL,0x0);
	
/*----------------------------------------------------------*/
	/*进行TVP5150pbs的初始化*/
//	SEEDDM642_rset(0x16, 1);
	/*选择TVP5150，设置第三通路*/
	GPIO_RSET(GPGC,0x0);/*将GPIO0不做为GPINT使用*/
	GPIO_RSET(GPDIR,0x1);/*将GPIO0做为输出*/
	GPIO_RSET(GPVAL,0x0);/*GPIO0输出为高，选择IIC1总线，配置
						   第二路，即为U21*/
	hI2C = SEEDVPM642_I2C_hI2C;
	addrI2C = 0xBA >>1;
    _IIC_write(hI2C, addrI2C,0x00, input_sel);
    _IIC_write(hI2C, addrI2C,0x03, misc_ctrl);
    _IIC_write(hI2C, addrI2C,0x0D, output_format);
    _IIC_write(hI2C, addrI2C,0x0F, pin_cfg);
    _IIC_write(hI2C, addrI2C,0x1B, chro_ctrl_2);
    GPIO_RSET(GPVAL,0x1);/*GPIO0输出为高，选择IIC1总线，配置
						   第二路，即为U23*/
	EVMDM642_waitusec(100);
	addrI2C = 0xBA >>1;
    _IIC_write(hI2C, addrI2C,0x00, input_sel);
    _IIC_write(hI2C, addrI2C,0x03, misc_ctrl);
    _IIC_write(hI2C, addrI2C,0x0D, output_format);
    _IIC_write(hI2C, addrI2C,0x0F, pin_cfg);
    _IIC_write(hI2C, addrI2C,0x1B, chro_ctrl_2);
    
/*----------------------------------------------------------*/
/*测试SEEDVPM642的LED*/
    GPIO_RSET(GPGC,0x0);/*将GPIO0不做为GPINT使用*/
    GPIO_RSET(GPEN,0x108);
	GPIO_RSET(GPDIR,0x108);/*将GPIO0做为输出*/
	for(;;)
	{
		/*GPIO3输出为高*/
		GPIO_RSET(GPVAL,0x8);
    	SEEDDM642_waitusec(0x4a000);
    	/*GPIO3输出为低*/
		GPIO_RSET(GPVAL,0x0);
    	SEEDDM642_waitusec(0x4a000);
    	/*GPIO8输出为高*/
		GPIO_RSET(GPVAL,0x100);
    	SEEDDM642_waitusec(0x4a000);
    	/*GPIO8输出为低*/
		GPIO_RSET(GPVAL,0x0);
    	SEEDDM642_waitusec(0x4a000);
    }
}