systemevent.h

Keil 8051 C example RS232 to I2c

 
/* 
#define  _Init    0
#define  _LEDTest 1
#define  _KeyPad  2
#define  _HDMIFuncX 3
#define  _RepeatKeyDetection 4
*/ 
//enum{
#define  _Normal       0 
#define  _IRCommand    0x01 

#define  _ReadI2CMode  0x02
#define  _WriteI2CMode 0x04

 
#define  _KeyRelease   0x08 
#define  _CommandX     0x10
#define  _UARTInit     0x20
#define  _KeyPress     0x40
#define  _IRInit       0x80
//};
 
#define _AddKey    '3'
#define _SubKey    '2'
#define _SelKey    '1'
#define _TestKey   '5'
#define _ResetKey  '7' 


#define LOW	0
#define HIGH 1

#define TRUE	1
#define FALSE	0

 

#define _Timer2Idel            0
#define _Timer2ForRepeatKeyDetect   1
#define _Timer2DetectRepeatKey   2
 
// StateFlag
#define _Initiate 0
#define _Ready    1
#define _Idle     2
#define _AfterProcess 3 

//sfr P4   = 0xd8;

/* 
sbit _RS=P2^2;
sbit _RW=P2^1;
sbit _EN=P2^0; 
*/

sbit _sclk=P3^4;  
sbit _sda=P3^3;  
//sbit GRST =P4^1;
 
#define set_scl(bDat)	{ Pin_SCL1 = bDat;  Pin_SCL1 = bDat;}
#define set_scl_input	{ Pin_SCL1 = HIGH; }

//#define TRUE	1
//#define FALSE	0