main.c

优龙FS2410板的I2C通信源码

#include "def.h"
#include "option.h"
#include "2410addr.h"
#include "2410lib.h"
#include "2410slib.h"
#include "timer.h"
#include "mmu.h"
#define FCLK 200000000
#define HCLK (FCLK/2)
#define PCLK (HCLK/2)
#define UCLK 48000000
#define U32  unsigned int
U32	Console_Uart = 0;
U32	Console_Baud = 115200;
void Isr_Init(void);
void Test_Iic(void);
void Main(void)
{        MMU_Init();
	SetClockDivider(1, 1);
	SetSysFclk(DFT_FCLK_VAL);       
	Port_Init();
	Isr_Init();
	Uart_Select(Console_Uart);
	Uart_Init(0, Console_Baud);
	while (1)
	{
	printf ("FS2410XP IIC Test, please Enter 'ESC' to exit\n");
	Test_Iic ();
	getch ();
	}
}

void Isr_Init(void)
{
  //  pISR_UNDEF  = (U32)HaltUndef;
    //pISR_SWI    = (U32)HaltSwi;
    //pISR_PABORT = (U32)HaltPabort;
    //pISR_DABORT = (U32)HaltDabort;
    rINTMOD = 0x0;	  // All=IRQ mode
    rINTMSK = BIT_ALLMSK;	  // All interrupt is masked.        
}