debug.c

利用超级终端调TFT液晶驱动和一个I2C调试工具。

//;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
//                  ;;


#include  <reg51.h>
#include  <absacc.h>
#include  <stdio.h>
#include  <string.h>
#include  "define.h"
#include  "main.h"
#include  "i2c.h"
//#include  "config.h"
//#include  "mcu.h"
//#include  "scaler.h"
//#include  "eeprom.h"  
//#include  "misc.h"    
//#include  "main.h"   
//#include  "ext_var.h" 
//#include  "tuner.h"
//#include  "modeset.h" 
//#include  "isr.h"

#define  bWrite  0
#define  bRead   1
#define  bWrite1   2
#define  bRead1    3 
#define  bList    4 
#define  bList1  5
#define  bRead2  6
#define  bRead3  7
 


BYTE code  cWrite[] =    "w";
BYTE code  cRead[] =     "r";
BYTE code  cWrite1[] =  "W";
BYTE code  cRead1[] =   "R";    
BYTE code  cList[] =    "l"; 
BYTE code  cList1[] =  "L"; 
BYTE code  cRead2[] =  "lr";
BYTE code  cRead3[] =  "LR";
 
P_CBYTE code  cCmdTable[] = {cWrite, cRead, cWrite1, cRead1,cList,cList1,cRead2,cRead3};

                             
static BYTE idata  cRxBuf[5];
static BYTE    cRxIndex;
static BYTE    cArgIndex;
static BYTE    cCommand;
static BYTE    cDevice;
static BYTE    cAddress;
static BYTE    cValue;

//#define Version 002

void init_debug( void ) {

  cRxIndex = 0;
  cArgIndex = 0;
  printf( "The I2C debug program is begin!!!!\n");
}


BYTE atoh( BYTE ch ) {

  if  ( ch >= '0' && ch <= '9' ) return ( ch - '0' );
  else if ( ch >= 'A' && ch <= 'F' ) return ( ch - 'A' + 10 );
  else if ( ch >= 'a' && ch <= 'f' ) return ( ch - 'a' + 10 );
  else           return 0xff;
}


void kick_debug_interface() {

  BYTE  ch;
  BYTE  tempByte,i;   // TestCode  

  if ( !RI ) return;
  ch = getchar();

  if ( ch != ' ' ) {
    cRxBuf[cRxIndex] = ch;
    if ( ++cRxIndex >= 5 ) cRxIndex = 4;
    return;
  }
  else cRxBuf[cRxIndex] = 0x00;
  cRxIndex = 0;
  

  switch (cArgIndex++) {


  // user command processing........................................

  case 0:

  for (ch = 0; ch < (sizeof(cCmdTable) / sizeof(P_CBYTE)); ch++)
    if (!strcmp(cRxBuf, cCmdTable[ch])) break;

  if (ch != sizeof(cCmdTable) / sizeof(P_CBYTE)) cCommand = ch;
  else {cArgIndex = 0; printf( "Error : unknown command\n" );}
  break;


  // 1st command dependent parameter processing.....................

  case 1:
  if (cRxBuf[1])  cDevice = atoh(cRxBuf[0]) * 16 + atoh(cRxBuf[1]); // 2-digital length   
  else            cDevice = atoh(cRxBuf[0]);                        // 1-digital length

  if (cCommand == bList || cCommand == bList1)
  {
  	printf("List All Regs:\n");
  	for(i=0;i<=0xff;i++)
	{
		tempByte = ReadI2CData(cDevice,i,1);
		printf("%x  ",  (WORD)tempByte); 
		if ((i & 0x0f) == 0x0f) 
		printf("\n");
		if(i == 0xff)
			break;
	}
	cArgIndex = 0;
    break;
  }
  	break;

  case 2:
  if (cRxBuf[1])  cAddress = atoh(cRxBuf[0]) * 16 + atoh(cRxBuf[1]); // 2-digital length   
  else            cAddress = atoh(cRxBuf[0]);                        // 1-digital length

  if (cCommand == bRead || cCommand == bRead1) 
  {   
  	tempByte = ReadI2CData(cDevice,cAddress,1);
    printf("REG%x = %x\n", (WORD)cAddress, (WORD)tempByte);     
 
    cArgIndex = 0;
    break;
  }
  break;


  // 2nd command dependent parameter processing.....................

  case 3:
  if (cRxBuf[1])  cValue = atoh(cRxBuf[0]) * 16 + atoh(cRxBuf[1]);  
  else            cValue = atoh(cRxBuf[0]);

  if (cCommand == bWrite || cCommand == bWrite1) 
  {   
    WriteI2CData(cDevice,cAddress,cValue);
	tempByte = ReadI2CData(cDevice,cAddress,1);
    printf("REG%x = %x\n", (WORD)cAddress, (WORD)tempByte);  
    cArgIndex = 0;
    break;
  }

  if (cCommand == bRead2 || cCommand == bRead3) 
  {
  	printf("\n");
  	printf("%bd,",cValue);
	printf("0x%bx,",  cDevice); 
	printf("0x%bx,",  cAddress); 
  	for(i=0;i<cValue;i++)
	{
  		tempByte = ReadI2CData(cDevice,cAddress,1);
		if(tempByte == 0)
			printf("0x00,");
		else if((tempByte & 0xf0) == 0x00)
		{
			printf("0x0%bx,",  tempByte); 
		}
		else
		{
			printf("0x%bx,",  tempByte); 
		}
		if ((i & 0x0f) == 0x0f) 
		printf("\n");
		cAddress ++;
	} 
	printf("\n");
    cArgIndex = 0;
    break;
  }
  
  break;

  default:
  printf("\n");
  cArgIndex = 0;
  break;
  }
}