/* py65mon Header File */

//Platform Specific Constants
#define DELKEY $08 //Delete/Backspace Key
#define ESCKEY $1B //Escape/Stop Key
#define RTNKEY $0D //Return/Enter Key
#define NULKEY $00 //No Key was Pressed

//System Pointer Variables
char srclo,srchi;       //Source String Pointer for Library Functions
char dstlo,dsthi;       //Destination String Pointer for Library Functions
char blklo,blkhi;       //Block Segment Pointer
char stklo,stkhi;       //Stack Pointer

//System Variables
char blkslo, blkshi;    //Block Start Address
char blkelo, blkehi;    //Block End Address
char blklen;            //Block Segment Length
char stkslo, stkshi;    //Stack Start Address
char stkelo, stkehi;    //Stsck End Address
char temp0, temp1;      //Temporary Variables
char temp2, temp3;

//Memory Mapped I/O
char putcon;    //Write Character to Console
char getcomn;   //Read Character from Console

//System Subroutines
char plkey();   //Poll Console for character
char rdkey();   //Wait for character from Console
char getkey();  //Read ASCII character from Console
void newlin();  //Advance cursor to beginning of next line
void prchr();   //Print ASCII character to Console
void prbyte();  //Print Accumulator as Hexadadecimal number
void prhex();   //Print Low Nybble of Accumulator as Hex Digit