main.h

CODE for embedded C ,hand coding version

/*--------------------------------------------------------------*-
 Main.H (v1.00)
 Author:06_Digital_Media 
  All Right Reserved
 -----------------------------------------------------------------
 'Project Header' for project HELLO2 (see chap 5)
 -*--------------------------------------------------------------*/

 #ifndef _MAIN_H
 #define _MAIN_H
 //---------------------------------------------------------------
 //WILL NEED TO EDIT THIS SECTION FOR EVERY PROJECT
 //---------------------------------------------------------------
 //Must include the appropriate microcontroller header file her 
 #include <reg52.h>
 //Oscillator / resonator frequently (in HZ) e.g.(11059200UL)
 #define OSC_FREQ (1200000UL)
 
 /*--------use in Chapter  7 ------------------------------------*/ 
 #define INTERRUPT_TIMER_2_Overflow 5

 //Number of oscillator per instruction (12 ,etc)
 //12 -Original 8051/8052 and numerous modern versions
 //6  -Various Infineon and Philips devices,etc
 //4  -Dallas 320,520 etc
 //1  -Dallas 420,etc

 #define OSC_PER_INST (12)

 //---------------------------------------------------------------
 //SHOULD NOT NEED TO EDIT THE SECTIONS BELOW
 //---------------------------------------------------------------
 //Typedefs (see Chap 5)
 typedef unsigned char tByte;
 typedef unsigned int tWord;
 typedef unsigned long tLong;

 //Interrupts (see Chap 7)
 #define INTERRUPT_Timer_0_Overflow 1
 #define INTERRUPT_Timer_1_Overflow 3
 #define INTERRUPT_Timer_2_Overflow 5

 #endif
 /*-------------------------------------------------------------*-
 --------END OF FILE----------------------------------------------
 -*-------------------------------------------------------------*/