ugfx/drivers/ginput/touch/ADS7843/gmouse_lld_ADS7843.c

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2021-10-20 12:17:27 +00:00
/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.io/license.html
*/
#include "gfx.h"
#if (GFX_USE_GINPUT && GINPUT_NEED_MOUSE)
#define GMOUSE_DRIVER_VMT GMOUSEVMT_ADS7843
#include "../../../../src/ginput/ginput_driver_mouse.h"
// Get the hardware interface
#include "gmouse_lld_ADS7843_board.h"
#define CMD_X 0xD1
#define CMD_Y 0x91
#define CMD_ENABLE_IRQ 0x80
static gBool MouseXYZ(GMouse* m, GMouseReading* pdr)
{
(void)m;
// No buttons
pdr->buttons = 0;
pdr->z = 0;
if (getpin_pressed(m)) {
pdr->z = 1; // Set to Z_MAX as we are pressed
aquire_bus(m);
read_value(m, CMD_X); // Dummy read - disable PenIRQ
pdr->x = read_value(m, CMD_X); // Read X-Value
read_value(m, CMD_Y); // Dummy read - disable PenIRQ
pdr->y = read_value(m, CMD_Y); // Read Y-Value
read_value(m, CMD_ENABLE_IRQ); // Enable IRQ
release_bus(m);
}
return gTrue;
}
const GMouseVMT const GMOUSE_DRIVER_VMT[1] = {{
{
GDRIVER_TYPE_TOUCH,
GMOUSE_VFLG_TOUCH | GMOUSE_VFLG_CALIBRATE | GMOUSE_VFLG_CAL_TEST |
GMOUSE_VFLG_ONLY_DOWN | GMOUSE_VFLG_POORUPDOWN,
sizeof(GMouse)+GMOUSE_ADS7843_BOARD_DATA_SIZE,
_gmouseInitDriver,
_gmousePostInitDriver,
_gmouseDeInitDriver
},
1, // z_max - (currently?) not supported
0, // z_min - (currently?) not supported
1, // z_touchon
0, // z_touchoff
{ // pen_jitter
GMOUSE_ADS7843_PEN_CALIBRATE_ERROR, // calibrate
GMOUSE_ADS7843_PEN_CLICK_ERROR, // click
GMOUSE_ADS7843_PEN_MOVE_ERROR // move
},
{ // finger_jitter
GMOUSE_ADS7843_FINGER_CALIBRATE_ERROR, // calibrate
GMOUSE_ADS7843_FINGER_CLICK_ERROR, // click
GMOUSE_ADS7843_FINGER_MOVE_ERROR // move
},
init_board, // init
0, // deinit
MouseXYZ, // get
0, // calsave
0 // calload
}};
#endif /* GFX_USE_GINPUT && GINPUT_NEED_MOUSE */