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4af04c846f
To be able to test the FT5x06 device driver in polling mode, variable `FT5X06_POLLING_MODE` is introduced. It is set to 0 by default and can be overriden by 1 to use the polling mode. The polling period can be controlled by the `FT5X06_POLLING_PERIOD` variable.
111 lines
2.6 KiB
C
111 lines
2.6 KiB
C
/*
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* Copyright (C) 2021 Inria
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup tests
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* @{
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*
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* @file
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* @brief Test application for the ft5x06 touch driver
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*
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* @author Alexandre Abadie <alexandre.abadie@inria.fr>
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*
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* @}
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*/
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#include <stdio.h>
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#include "mutex.h"
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#include "ft5x06.h"
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#include "ft5x06_params.h"
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#if IS_ACTIVE(FT5X06_POLLING_MODE)
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#include "ztimer.h"
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#endif
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#ifndef FT5X06_POLLING_PERIOD
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#define FT5X06_POLLING_PERIOD 50
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#endif
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#if !IS_ACTIVE(FT5X06_POLLING_MODE)
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static void _touch_event_cb(void *arg)
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{
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mutex_unlock(arg);
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}
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#endif
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static ft5x06_touch_position_t positions[FT5X06_TOUCHES_COUNT_MAX];
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int main(void)
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{
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#if !IS_ACTIVE(FT5X06_POLLING_MODE)
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mutex_t lock = MUTEX_INIT_LOCKED;
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#endif
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ft5x06_t dev;
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puts("FT5x06 test application\n");
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printf("+------------Initializing------------+\n");
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#if IS_ACTIVE(FT5X06_POLLING_MODE)
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int ret = ft5x06_init(&dev, &ft5x06_params[0], NULL, NULL);
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#else
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int ret = ft5x06_init(&dev, &ft5x06_params[0], _touch_event_cb, &lock);
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#endif
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if (ret != 0) {
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puts("[Error] Initialization failed");
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return 1;
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}
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puts("Initialization successful");
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uint8_t current_touch_count = 0;
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ft5x06_read_touch_count(&dev, ¤t_touch_count);
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uint8_t last_touch_count = current_touch_count;
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while (1) {
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#if IS_ACTIVE(FT5X06_POLLING_MODE)
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/* polling is used */
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ztimer_sleep(ZTIMER_MSEC, FT5X06_POLLING_PERIOD);
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#else
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/* wait for touch event */
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mutex_lock(&lock);
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#endif
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ft5x06_read_touch_count(&dev, ¤t_touch_count);
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if (current_touch_count != last_touch_count) {
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if (current_touch_count) {
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printf("%d touch detected\n", current_touch_count);
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}
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if (!current_touch_count) {
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puts("Released!");
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}
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last_touch_count = current_touch_count;
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}
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ft5x06_touch_gesture_t gesture;
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ft5x06_read_touch_gesture(&dev, &gesture);
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if (gesture != FT5X06_TOUCH_NO_GESTURE) {
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printf("Gesture detected: %d\n", gesture);
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}
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/* Display touch positions if there are some */
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if (current_touch_count > 0) {
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ft5x06_read_touch_positions(&dev, positions, current_touch_count);
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for (uint8_t touch = 0; touch < current_touch_count; touch++) {
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printf("Touch %d - X: %i, Y:%i\n",
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touch + 1, positions[touch].x, positions[touch].y);
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}
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}
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}
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return 0;
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}
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