tsc_xpt2046.h

/* ########################################################################
 
   PICSimLab - Programmable IC Simulator Laboratory
 
   ########################################################################
 
   Copyright (c) : 2020-2024  Luis Claudio Gambôa Lopes <lcgamboa@yahoo.com>
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
   For e-mail suggestions :  lcgamboa@yahoo.com
   ######################################################################## */
 
#ifndef TSC_XPT2046
#define TSC_XPT2046
 
#include "bitbang_spi.h"
 
typedef struct {
    unsigned int height;
    unsigned int width;
    int x;
    int y;
    int press;
    unsigned char cmd;
    unsigned char ret;
    bitbang_spi_t bb_spi;
} tsc_XPT2046_t;
 
void tsc_XPT2046_rst(tsc_XPT2046_t* tsc_);
void tsc_XPT2046_init(tsc_XPT2046_t* tsc_, unsigned int w, unsigned int h);
void tsc_XPT2046_set_pos(tsc_XPT2046_t* tsc_, int x, int y);
 
unsigned char tsc_XPT2046_SPI_io(tsc_XPT2046_t* tsc_, const unsigned char** pins_value);
 
#endif  // TSC_XPT2046