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git-svn-id: svn+ssh://svn.phoenixbox.net/svn/apple1/trunk@58 64f78de7-aa59-e511-a0e8-0002a5492df0
37 lines
800 B
C
37 lines
800 B
C
//
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// pia.h
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// apple1
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//
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// Created by Daniel Loffgren on 9/12/15.
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// Copyright (c) 2015 Daniel Loffgren. All rights reserved.
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//
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#ifndef __apple1__pia__
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#define __apple1__pia__
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#include <v6502/mem.h>
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#include <curses.h>
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#define A1PIA_KEYBOARD_INPUT_REGISTER 0xD010
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#define A1PIA_KEYBOARD_READY_REGISTER 0xD011
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#define A1PIA_VIDEO_OUTPUT_REGISTER 0xD012
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#define A1PIA_VIDEO_ATTR_REGISTER 0xD013
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typedef struct {
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/** @brief Curses output object */
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WINDOW *screen;
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/** @brief Hardwired memory used to trap video activity and report keyboard input */
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v6502_memory *memory;
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char buf;
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int signalled;
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int suspended;
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} a1pia;
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a1pia *pia_create(v6502_memory *mem);
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void pia_destroy(a1pia *pia);
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void pia_start(a1pia *pia);
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void pia_stop(a1pia *pia);
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#endif /* defined(__apple1__pia__) */
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