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C02/include/vic8k.h02
Curtis F Kaylor 35377b5807 Squashed commit of the following:
commit ed00e1d1b5a9783a72dade3f3676b161a9cfe287
Author: Curtis F Kaylor <revcurtis@gmail.com>
Date:   Sun Sep 9 22:20:49 2018 -0400

    Documented joystk, paddle, and lgtpen modules

commit ec0a5ede8d1b043fcf0094ea653255a808dbf8d3
Author: Curtis F Kaylor <revcurtis@gmail.com>
Date:   Sun Sep 9 20:31:11 2018 -0400

    Added joystick, paddle, and lightpen test programs

commit 7b787f432e2f4f7ae5d7f0053ade1d3586a4fad1
Author: Curtis F Kaylor <revcurtis@gmail.com>
Date:   Sun Sep 9 20:30:03 2018 -0400

    Updated Apple II and VIC-20 Batch Files

commit 50568294349d7e3c6b7d0d364aeaece73c9e4ab6
Author: Curtis F Kaylor <revcurtis@gmail.com>
Date:   Sun Sep 9 20:28:09 2018 -0400

    Separated light pen code into separate files

commit d45e59f73d55eef1d30c591d19a043ad79cfd81a
Author: Curtis F Kaylor <revcurtis@gmail.com>
Date:   Sun Sep 9 19:28:56 2018 -0400

    Moved code for paddles into separate include files

commit fc5c5472d758c960332ea14105d5ec4a7c8cbbfb
Author: Curtis F Kaylor <revcurtis@gmail.com>
Date:   Sun Sep 9 16:15:32 2018 -0400

    Added system specific module 'joystk'
2018-09-12 09:54:54 -04:00

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/* VIC 20 with 8k Expansion Header File */
//#pragma ascii invert //switch case for PETSCII
//Platform Specific Constants
#define DELKEY $14 //Delete/Backspace Key (DEL)
#define ESCKEY $03 //Escape/Stop Key (STOP)
#define RTNKEY $0D //Return/Enter Key (RETURN)
//Library 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
//Library 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 random, rdseed; //Pseudo-Random Number Generation
char temp0, temp1, temp2, temp3; //Temporary Storage
//System Subroutines
char polkey(); //Poll Console for character
char getchr(); //Wait for character from Console
char getkey(); //Read ASCII character from Console
void newlin(); //Advance cursor to beginning of next line
void delchr(); //Delete previous character
char putchr(); //Print ASCII character to Console
void prbyte(); //Print Accumulator as Hexadadecimal number
void prhex(); //Print Low Nybble of Accumulator as Hex Digit
void clrscr(); //Clear the Screen
char getsiz(); //Get Screen Size
char getpos(); //Get Cursor Position
void setpos(); //Set Cursor Position