da_test.c

三星2410开发板的da转换的源码

//====================================================================
// File Name : 2410test.c
// Function  : S3C2410 Test Main Menu
// Program   : Shin, On Pil (SOP)
// Date      : May 30, 2002
// Version   : 0.0
//====================================================================

#include <stdlib.h>
#include <string.h>

//Shin, On Pil
#include "def.h"
#include "option.h"
#include "2410addr.h"
#include "2410lib.h"
#include "2410slib.h"

#include "2410etc.h"
#include "2410IIC.h"
#include "2410iis.h"
#include "2410int.h"
#include "2410RTC.h"
#include "2410swi.h"
//#include "cpuspeed.h"
//#include "lcdpwr.h"
#include "timer.h"

//Kang, Weon Tark
#include "adc.h"
#include "dma.h"
#include "dma2.h"
#include "eint.h"
#include "extdma.h"
#include "k9s1208.h"
#include "mmu.h"
#include "nwait.h"
#include "sdi.h"
#include "stone.h"
#include "ts_auto.h"
#include "ts_sep.h"
#include "usbfifo.h"

//Shin, Jeong Seuk
#include "IrDA.h"
#include "lcd.h"
#include "lcdlib.h"
#include "glib.h"
#include "palette.h"
#include "spi.h"
#include "uart0.h"
#include "uart1.h"
#include "uart2.h"

//Kong, In Wook
#include "etc.h"
#include "flash.h"
#include "idle.h"
#include "pd6710.h"
#include "pll.h"
#include "power.h"
#include "pwr_c.h"
#include "stop.h"

void Isr_Init(void);
void HaltUndef(void);
void HaltSwi(void);
void HaltPabort(void);
void HaltDabort(void);

//===================================================================
void Main(void)
{
    int i,j,n,cc;
  	volatile int *da_write=(volatile int*)(0x28100000);

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//  2. MMU的初始化
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//      MMU_Init();         //mmu.c
   
//#if ADS10   
//    __rt_lib_init();                //for ADS 1.0
//#endif
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//  3. 改变时钟配置
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//    
//    ChangeClockDivider(0,0);          // 1:1:1    
//    ChangeClockDivider(1,0);          // 1:2:2    
      ChangeClockDivider(1,1);          // 1:2:4    2410lib.c

      ChangeMPllValue(0xa1,0x3,0x1);    // FCLK=202.8MHz  2410lib.c
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//  4. 所有IO口的初始化配置
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
    Port_Init();              //2410lib.c
 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//  5. 所有中断模式的初始化配置
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
    Isr_Init();

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//  7. 串口的初始化配置和选择
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 

    Uart_Init(0,115200);
    Uart_Select(0);

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//  8. delay和电源管理
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 

    //Check whether or not the POWER_OFF wake-up.
    Delay(0);	//calibrate Delay()
    Check_PowerOffWakeUp();  //It's needed for power-off STOP mode test.   

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//  9. 测试LCD
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 

//    while(1)
    {
        i = 0;
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//  11. 等待选择测试的项目
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
        Uart_Printf("\n FFT-S3C2410 d/a test\n  ");
        Test_DA();
        Uart_Printf("\n FFT-S3C2410 d/a test finished\n  ");
        
    }
}

//===================================================================
void Isr_Init(void)
{
    pISR_UNDEF  = (unsigned)HaltUndef;
    pISR_SWI    = (unsigned)HaltSwi;
    pISR_PABORT = (unsigned)HaltPabort;
    pISR_DABORT = (unsigned)HaltDabort;
    
    rINTMOD     = 0x0;                     //All=IRQ mode
//  rINTCON=0x5;                           //Non-vectored,IRQ enable,FIQ disable    
    rINTMSK     = BIT_ALLMSK;              //All interrupt is masked.
    rINTSUBMSK  = BIT_SUB_ALLMSK;          //All sub-interrupt is masked. <- April 01, 2002 SOP

//    rINTSUBMSK  = ~(BIT_SUB_RXD0);         //Enable Rx0 Default value=0x7ff
//    rINTMSK     = ~(BIT_UART0);            //Enable UART0 Default value=0xffffffff    
//    pISR_UART0=(unsigned)RxInt;            //pISR_FIQ,pISR_IRQ must be initialized
}

//===================================================================
void HaltUndef(void)
{
    Uart_Printf("Undefined instruction exception.\n");
    while(1);
}

//===================================================================
void HaltSwi(void)
{
    Uart_Printf("SWI exception.\n");
    while(1);
}

//===================================================================
void HaltPabort(void)
{
    Uart_Printf("Pabort exception.\n");
    while(1);
}

//===================================================================
void HaltDabort(void)
{
    Uart_Printf("Dabort exception.\n");
    while(1);
}