hwmd.h

keil C51 LCD 驱动源码,其中还有I2C驱动,ADC驱动,键盘操作等,是一个完整的keil源代码,供大家参考

/****************************************************************************
   +----------------------------------------------------------------------+
   | Copyright Trumpion Microelectronics Inc. 1999                        |
   | Trumpion Microelectronics Inc. reserves the right to change products |
   | or specifications without notice.                                    |
   +----------------------------------------------------------------------+
   Project    : LCD monitor
   Version    : 0.94
   File Name  : hwmd.h
   Functions  : hardware mode detect routine
   Revision   :

   1999-05-18  OriginalTeam    First Created
   2000-07-17  Glen Chang      Modified for Zurac-II
****************************************************************************/
#ifndef _HWMD_H
#define _HWMD_H

#define Z2_HWDCNT       0xD0
#define Z2_INTSRC       0xD1
#define Z2_SYNCSTATUS   0xD2
#define Z2_HPERHIGH     0xD3
#define Z2_VHPERLOW     0xD4
#define Z2_VPERHIGH     0xD5
#define Z2_PULCNT       0xD6
#define Z2_HVPWTH       0xD7
#define Z2_POUTPOLPOS   0xD8
#define Z2_HFPHIGH      0xD9
#define Z2_HVFPLOW      0xDA
#define Z2_VFPHIGH      0xDB

#define Z2_OUTPUTHPOL   1
#define Z2_OUTPUTVPOL   1

//**************************************************************************
//  EXPORTED TYPEDEFS
//*************************************************************************/


//function declaration
extern   void HWMD_Init ( void );
extern   void HWMD_ChangeSource ( void );

extern   Byte HWMD_CurrentPolarity ( void );
extern   Byte HWMD_ReadStatus ( void );
extern   Byte HWMD_HfHigh ( void );
extern   Byte HWMD_VfHigh ( void );
extern   Word HWMD_HfCounter ( void );
extern   Word HWMD_VfCounter ( void );
extern   Word HWMD_HFrequency ( void );
extern   Word HWMD_VFrequency ( void );
extern   Byte HWMD_VideoStatus ( void );
extern   void HWMD_FreeRun ( void );

#endif