_pia.h

6502 c compiler free open source

/*****************************************************************************/
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/*				    _pia.h			       	     */
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/*		  Internal include file, do not use directly                 */
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/* (C) 2000 Freddy Offenga <[e-mail]>                           */
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/* This software is provided 'as-is', without any expressed or implied       */
/* warranty.  In no event will the authors be held liable for any damages    */
/* arising from the use of this software.                                    */
/*                                                                           */
/* Permission is granted to anyone to use this software for any purpose,     */
/* including commercial applications, and to alter it and redistribute it    */
/* freely, subject to the following restrictions:                            */
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/* 1. The origin of this software must not be misrepresented; you must not   */
/*    claim that you wrote the original software. If you use this software   */
/*    in a product, an acknowledgment in the product documentation would be  */
/*    appreciated but is not required.                                       */
/* 2. Altered source versions must be plainly marked as such, and must not   */
/*    be misrepresented as being the original software.                      */
/* 3. This notice may not be removed or altered from any source              */
/*    distribution.                                                          */
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/*****************************************************************************/



#ifndef __PIA_H
#define __PIA_H


/* Define a structure with the pia register offsets */
struct __pia {
    unsigned char   porta;  /* port A data r/w */
    unsigned char   portb;  /* port B data r/w */
    unsigned char   pactl;  /* port A control */
    unsigned char   pbctl;  /* port B control */
};



/* End of _pia.h */
#endif