1
0
mirror of https://github.com/RevCurtisP/C02.git synced 2024-12-02 21:49:16 +00:00
C02/include/appl2std.h02

38 lines
1.1 KiB
Plaintext
Raw Normal View History

2018-02-17 18:52:13 +00:00
/* Apple ][ Header File */
2018-02-14 00:55:25 +00:00
/* Monitor Variables */
/* Standard Library Variables */
zeropage int srcptr, dstptr, bfrptr, blkptr;
char bfrlo,bfrhi; //Buffer Pointer for Library Functions
2018-02-14 00:55:25 +00:00
char ptrlo,ptrhi; //System Pointer
int blkbgn, blkend; //Block Start and End Address
char blklen; //Block Segment Length
2018-02-14 00:55:25 +00:00
char temp0, temp1, temp2, temp3; //Temporary Variables
//System Variables
char invflg; //Video Invert Mask
//Keyboard I/O
2018-02-17 18:52:13 +00:00
char kbd; //Keyboard Data Register
char abd; //Keyboard Strobe Register
2018-02-14 00:55:25 +00:00
//Monitor Subroutines
void echo(); //Print Character in Accumulator
void prbyte(); //Print Accumulator as Hexadadecimal number
void prhex(); //Print Low Nybble of Accumulator as Hex Digit
//System Subroutines
2018-11-07 05:11:09 +00:00
char polkey(); //Poll Console for character
char getchr(); //Wait for character from Console
2018-02-14 00:55:25 +00:00
char getkey(); //Read ASCII character from Console
void newlin(); //Advance cursor to beginning of next line
2018-11-07 05:11:09 +00:00
char putchr(); //Print ASCII character to Console
2018-02-14 00:55:25 +00:00
void setdst(); //Set Destination Pointer
void setsrc(); //Set Source Pointer
2019-11-15 18:27:55 +00:00
//System Labels
start: //Start of Code
exit: //Return to Operating System