keyboard.h

一个在PROTEUS 中方真lpcarm的ucosii移植

/****************************************Copyright (c)**************************************************
**--------------File Info-------------------------------------------------------------------------------
** File name: keyboard.C
** Last modified Date:2007-12-20
** Last Version: 1.0
** Descriptions: 键盘驱动程序
**------------------------------------------------------------------------------------------------------
** Created by:   Rein Lee
** Created date: 2007-12-20
** Version:      1.0
** Descriptions: The original version
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Descriptions:
samples:
|---------col0--col1--col2--co3----|
|rowA------0-----1-----2-----3-----|
|rowB------4-----5-----6-----7-----|
|rowC------8-----9-----a-----b-----|
|rowD------c-----d-----e-----f-----|
|----------------------------------|
********************************************************************************************************/
#ifndef  KEYDRV_H
#define  KEYDRV_H  

/* 定义键盘行列 */
#define  KEYBOARD_ROW		4							/* 定义 */
#define  KEYBOARD_COLUMN	4							/* 定义 */
/*********************************************************************************************************
** 函数名称: Keyboard_Initialize
** 功能描述: 
** 输　入: 无 
** 输　出: 无       
** 全局变量: 无
** 调用模块: 无
**------------------------------------------------------------------------------------------------------
** Created by    Rein Lee
** Created date: 2007-12-20
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
extern void  Keyboard_Initialize(void);

/*********************************************************************************************************
** 函数名称: KeyScan()
** 功能描述: 键盘扫描
** 输　入: 无 
** 输　出: 键值，无键按下，返回0xFF       
** 全局变量: 无
** 调用模块: KeyScanColumn
**------------------------------------------------------------------------------------------------------
** Created by    Rein Lee
** Created date: 2007-12-20
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
extern uint8 Keyboard_Scan(void);

/*********************************************************************************************************
** 函数名称: Keyboard_Process()
** 功能描述: 键盘扫描
** 输　入: 无 
** 输　出: 无     
** 全局变量: 无
** 调用模块: 
**------------------------------------------------------------------------------------------------------
** Created by    Rein Lee
** Created date: 2007-12-20
**------------------------------------------------------------------------------------------------------
** Modified by:    
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
void	Keyboard_Process(void);

#endif
/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/