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77 lines
1.4 KiB
C++
77 lines
1.4 KiB
C++
/*
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* Author: Jon Trulson <jtrulson@ics.com>
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* Copyright (c) 2015 Intel Corporation.
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*
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* This program and the accompanying materials are made available under the
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* terms of the The MIT License which is available at
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* https://opensource.org/licenses/MIT.
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*
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* SPDX-License-Identifier: MIT
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*/
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#include <iostream>
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#include <signal.h>
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#include "at42qt1070.hpp"
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#include "upm_utilities.h"
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using namespace std;
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int shouldRun = true;
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void
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sig_handler(int signo)
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{
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if (signo == SIGINT)
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shouldRun = false;
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}
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void
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printButtons(upm::AT42QT1070& touch)
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{
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bool buttonPressed = false;
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uint8_t buttons = touch.getButtons();
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cout << "Buttons Pressed: ";
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for (int i = 0; i < 7; i++) {
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if (buttons & (1 << i)) {
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cout << i << " ";
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buttonPressed = true;
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}
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}
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if (!buttonPressed)
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cout << "None";
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cout << endl;
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if (touch.isCalibrating())
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cout << "Calibration is occurring." << endl;
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if (touch.isOverflowed())
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cout << "Overflow was detected." << endl;
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}
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int
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main(int argc, char** argv)
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{
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signal(SIGINT, sig_handler);
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//! [Interesting]
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// Instantiate an AT42QT1070 on I2C bus 0
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upm::AT42QT1070 touch(AT42QT1070_I2C_BUS, AT42QT1070_DEFAULT_I2C_ADDR);
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while (shouldRun) {
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touch.updateState();
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printButtons(touch);
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upm_delay_us(100000);
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}
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//! [Interesting]
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cout << "Exiting..." << endl;
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return 0;
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}
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