/*****************************************************************************
;copyright	:shenzhen coolwaveasia 
;filename 	:io.h
;mcu        :W78E52B
;mcu crystal:33.177MHZ
;RF         :7105
;rf crystal :16MHZ
;startdate	:2008.7.24
;enddate    :
;writeby    :dengyihong
;revision   :A
;*****************************************************************************
;                            --------------------
;                     P1.0  |1                 40|  VCC                  
;                     P1.1  |2                 39|  P0.0     ----  LCD_DATA0    
;   RF_SCK  ----      P1.2  |3                 38|  P0.1     ----  LCD_DATA1 
;   RF_SDIO ----      P1.3  |4                 37|  P0.2     ----  LCD_DATA2 
;                     P1.4  |5                 36|  P0.3     ----  LCD_DATA3 
;   RF_SCS  ----      P1.5  |6                 35|  P0.4     ----  LCD_DATA4 
;                     P1.6  |7                 34|  P0.5     ----  LCD_DATA5 
;                     P1.7  |8                 33|  P0.6     ----  LCD_DATA6 
;                  RST/Vpd  |9                 32|  P0.7     ----  LCD_DATA7 
;                 RXD/P3.0  |10                31|  /EA/Vpp
;                 TXD/P3.1  |11                30|  ALE/PROG
;  RF_GPIO1 --- /INT0/P3.2  |12                29|  /PSEN
;  RF_GPIO2 --- /INT1/P3.3  |13                28|  P2.7     ----  KEY4 (mode)
;                  T0/P3.4  |14                27|  P2.6     ----  KEY3 (+)
;                  T1/P3.5  |15                26|  P2.5     ----  KEY2 (-)
;                 /WR/P3.6  |16                25|  P2.4     ----  KEY1 (send)
;                 /RD/P3.7  |17                24|  P2.3
;                    XTAL2  |18                23|  P2.2     ----  LCD_RW
;                    XTAL1  |19                22|  P2.1     ----  LCD_RS
;                      VSS  |20                21|  P2.0     ----  LCD_EN
;                            --------------------
;                                   W78E52B
;*****************************************************************************/

#ifndef _IO_H
#define _IO_H

#include <REG52.H>

//rf bit define
sbit     RF_SCK = P1^2;
sbit     RF_SDIO = P1^3;
sbit     RF_SCS = P1^5;
sbit     RF_GPIO1 = P3^2;
sbit     RF_GPIO2 = P3^3;

//lcd bit define
sbit     LCD_RW = P2^2;
sbit     LCD_RS = P2^1;
sbit     LCD_EN = P2^0;
#define  LCD_DATA P0
//sfr      LCD_DATA = 0x80; 

//key bit define
sbit     KEY1 = P2^4;       // mode key       
sbit     KEY2 = P2^5;       // - key
sbit     KEY3 = P2^6;       // + key
sbit     KEY4 = P2^7;       // send key

#endif