port.h

Embedded C 这本书的范例光碟程式

/*------------------------------------------------------------------*-

   Port.H (v1.00)

  ------------------------------------------------------------------

  'Port Header' (see Chap 5) for project INTRUDER (see Chap 10)

   COPYRIGHT
   ---------

   This code is associated with the book:

   EMBEDDED C by Michael J. Pont 
   [Pearson Education, 2002: ISBN: 0-201-79523-X].

   This code is copyright (c) 2001 by Michael J. Pont.
 
   See book for copyright details and other information.

-*------------------------------------------------------------------*/

#ifndef _PORT_H
#define _PORT_H

// ------ Keypad.C ------------------------------------------------

#define KEYPAD_PORT P2

sbit K0 = KEYPAD_PORT^0;
sbit K1 = KEYPAD_PORT^1;
sbit K2 = KEYPAD_PORT^2;
sbit K3 = KEYPAD_PORT^3;
sbit K4 = KEYPAD_PORT^4;
sbit K5 = KEYPAD_PORT^5;
sbit K6 = KEYPAD_PORT^6;
sbit K7 = KEYPAD_PORT^7;

// ------ Intruder.C --------------------------------------------
sbit Door_sensor_pin = P1^0;
sbit Window_sensor_pin = P1^1;

sbit Sounder_pin = P1^7;

// ------ PC_O.C ------------------------------------------------
    
// Pins 3.0 and 3.1 used for RS-232 interface

#endif

/*------------------------------------------------------------------*-
  ---- END OF FILE -------------------------------------------------
-*------------------------------------------------------------------*/