|
|
/*------------------------------------------------------------------------------
|
|
|
-- This file is a part of the libuc, microcontroler library
|
|
|
-- Copyright (C) 2013, Alexis Jeandet
|
|
|
--
|
|
|
-- 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 3 of the License, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
-------------------------------------------------------------------------------
|
|
|
-- Author : Alexis Jeandet
|
|
|
-- Mail : alexis.jeandet@member.fsf.org
|
|
|
-------------------------------------------------------------------------------*/
|
|
|
#ifndef STMPE811_H
|
|
|
#define STMPE811_H
|
|
|
#include <stdio.h>
|
|
|
#include <genericTC_Controler.h>
|
|
|
#include <spi.h>
|
|
|
|
|
|
#define ADS7843_CONFIG_MASK 0x0F
|
|
|
#define ADS7843_MODE_8BITS 0x08
|
|
|
#define ADS7843_MODE_12BITS 0x00
|
|
|
#define ADS7843_REFMODE_SINGLE 0x04
|
|
|
#define ADS7843_REFMODE_DIFF 0x00
|
|
|
#define ADS7843_POWER_ADC_ON 0x01
|
|
|
#define ADS7843_POWER_ADC_OFF 0x00
|
|
|
#define ADS7843_POWER_REF_ON 0x02
|
|
|
#define ADS7843_POWER_REF_OFF 0x00
|
|
|
#define ADS7843_START 0x80
|
|
|
#define ADS7843_MEAS_X_POS 0x50
|
|
|
#define ADS7843_MEAS_Y_POS 0x10
|
|
|
#define ADS7843_MEAS_Z1_POS 0x30
|
|
|
#define ADS7843_MEAS_Z2_POS 0x40
|
|
|
|
|
|
#define ADS7843_MEAS_X_POS_SINGLE (ADS7843_MEAS_X_POS |ADS7843_REFMODE_SINGLE)
|
|
|
#define ADS7843_MEAS_Y_POS_SINGLE (ADS7843_MEAS_Y_POS |ADS7843_REFMODE_SINGLE)
|
|
|
#define ADS7843_MEAS_Z1_POS_SINGLE (ADS7843_MEAS_Z1_POS|ADS7843_REFMODE_SINGLE)
|
|
|
#define ADS7843_MEAS_Z2_POS_SINGLE (ADS7843_MEAS_Z2_POS|ADS7843_REFMODE_SINGLE)
|
|
|
#define ADS7843_MEAS_TEMP0_SINGLE ( 0x00 |ADS7843_REFMODE_SINGLE)
|
|
|
#define ADS7843_MEAS_TEMP1_SINGLE ( 0x70 |ADS7843_REFMODE_SINGLE)
|
|
|
#define ADS7843_MEAS_AUX_SINGLE ( 0x60 |ADS7843_REFMODE_SINGLE)
|
|
|
#define ADS7843_MEAS_VBAT_SINGLE ( 0x20 |ADS7843_REFMODE_SINGLE)
|
|
|
#define ADS7843_MEAS_Z2_POS_SINGLE (ADS7843_MEAS_Z2_POS|ADS7843_REFMODE_SINGLE)
|
|
|
|
|
|
#define ADS7843_MEAS_X_POS_DIFF (ADS7843_MEAS_X_POS |ADS7843_REFMODE_DIFF)
|
|
|
#define ADS7843_MEAS_Y_POS_DIFF (ADS7843_MEAS_Y_POS |ADS7843_REFMODE_DIFF)
|
|
|
#define ADS7843_MEAS_Z1_POS_DIFF (ADS7843_MEAS_Z1_POS|ADS7843_REFMODE_DIFF)
|
|
|
#define ADS7843_MEAS_Z2_POS_DIFF (ADS7843_MEAS_Z2_POS|ADS7843_REFMODE_DIFF)
|
|
|
|
|
|
typedef struct ADS7843_t
|
|
|
{
|
|
|
spi_t spidev;
|
|
|
void (*setnCS)(char);
|
|
|
int (*busy)();
|
|
|
char config;
|
|
|
uint16_t zeroX;
|
|
|
uint16_t zeroY;
|
|
|
uint16_t zeroRtouch;
|
|
|
uint16_t xMin;
|
|
|
uint16_t xMax;
|
|
|
uint16_t yMin;
|
|
|
uint16_t yMax;
|
|
|
char delta;
|
|
|
}ADS7843_t;
|
|
|
|
|
|
|
|
|
extern int ads7843init(ADS7843_t *dev, spi_t spidev,char config,void (*setnCS)(char),int (*busy)());
|
|
|
extern int ads7843read(ADS7843_t *dev,int* x,int* y);
|
|
|
extern int ads7843readRtouch(ADS7843_t *dev);
|
|
|
extern int ads7843calibrate(ADS7843_t *dev,uint16_t zeroX,uint16_t zeroY,uint16_t zeroRtouch,uint16_t xMin,uint16_t xMax,uint16_t yMin,uint16_t yMax,char delta);
|
|
|
extern int ads7843isPenTouching(ADS7843_t *dev);
|
|
|
|
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
