2440zlg7290.h

来自「arm9 s3c2440与zlg7290的接口程序。在 ADS1.2下通过编译并」· C头文件 代码 · 共 48 行

#ifndef __ZLG7290_H__
#define __ZLG7290_H__

#define WRDATA         (1)
#define POLLACK        (2)
#define RDDATA          (3)
#define SETRDADDR   (4)

#define IICBUFSIZE 0x20

//ZLG7290 SlaveAddress
#define ZLG7290_SlaveADDR 0x70

//ZLG7290 Register
#define ZLG7290_SystemReg  0x00  	
#define ZLG7290_Key   0x01  		 
#define ZLG7290_RepeatCnt  0x02  	
#define ZLG7290_FunctionKey  0x03 	 
#define ZLG7290_CmdBuf   0x07  		 
#define ZLG7290_CmdBuf0   0x07  	 
#define ZLG7290_CmdBuf1   0x08  	 
#define ZLG7290_FlashOnOff  0x0C  	 
#define ZLG7290_ScanNum   0x0D  	 
#define ZLG7290_DpRam   0x10   		
#define ZLG7290_DpRam0   0x10  		
#define ZLG7290_DpRam1   0x11  	
#define ZLG7290_DpRam2   0x12   	
#define ZLG7290_DpRam3   0x13   	
#define ZLG7290_DpRam4   0x14  		
#define ZLG7290_DpRam5   0x15   	
#define ZLG7290_DpRam6   0x16  	 	 
#define ZLG7290_DpRam7   0x17  		 

extern U8 keypress; 

void ZLG7290_IIC_Init(void);
void WrZLG7290(U32 slvAddr,U32 addr,U8 data);    
U8 RdZLG7290(U32 slvAddr,U32 addr);   
void  GetKey_ZLG7290(void);


void __irq IicInt(void);
void __irq KeyScan(void);
#endif