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25 lines
838 B
Plaintext
25 lines
838 B
Plaintext
/* VIC0-20 $A000 Header File *
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* Compiles into Block 5 RAM at $A000 *
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* Load using LOAD "progfile",8,1 *
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* Execute using SYS 40960 */
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//Zero Page Variables
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char srchi, srclo; //Source Pointer
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char dsthi, dstlo; //Destination Pointer
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//Kernal Routines Memory Mapped I/O
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char chrin(); //Input Character to Channel
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void chrout(); //Output Character to Channel
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char getin(); //Read Character from Keyboard Buffer
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//System Subroutines
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char plkey(); //Poll Console for character
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char rdkey(); //Wait for character from Console
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char getkey(); //Read ASCII character from Console
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void newlin(); //Advance cursor to beginning of next line
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void prchr(); //Print ASCII character to Console
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void prbyte(); //Print Accumulator as Hexadadecimal number
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void prhex(); //Print Low Nybble of Accumulator as Hex Digit
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