[136] | 1 | /****************************************************************************
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| 2 | * Copyright (C) 2011 - 2014 Bosch Sensortec GmbH
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| 3 | *
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| 4 | * Motion.ino
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| 5 | * Date: 2014/09/09
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| 6 | * Revision: 2.0 $
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| 7 | *
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| 8 | * Usage: Example code of a game to demonstrate the Any motion
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| 9 | * and No motion Interrupt features
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| 10 | *
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| 11 | ****************************************************************************
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| 12 | /***************************************************************************
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| 13 | * License:
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| 14 | *
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| 15 | * Redistribution and use in source and binary forms, with or without
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| 16 | * modification, are permitted provided that the following conditions are met:
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| 17 | *
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| 18 | * Redistributions of source code must retain the above copyright
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| 19 | * notice, this list of conditions and the following disclaimer.
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| 20 | *
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| 21 | * Redistributions in binary form must reproduce the above copyright
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| 22 | * notice, this list of conditions and the following disclaimer in the
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| 23 | * documentation and/or other materials provided with the distribution.
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| 24 | *
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| 25 | * Neither the name of the copyright holder nor the names of the
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| 26 | * contributors may be used to endorse or promote products derived from
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| 27 | * this software without specific prior written permission.
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| 28 | *
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| 29 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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| 30 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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| 31 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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| 32 | * DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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| 33 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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| 34 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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| 35 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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| 36 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 37 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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| 38 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
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| 39 | *
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| 40 | * The information provided is believed to be accurate and reliable.
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| 41 | * The copyright holder assumes no responsibility for the consequences of use
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| 42 | * of such information nor for any infringement of patents or
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| 43 | * other rights of third parties which may result from its use.
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| 44 | * No license is granted by implication or otherwise under any patent or
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| 45 | * patent rights of the copyright holder.
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| 46 | */
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| 47 |
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| 48 | #include "NAxisMotion.h" //Contains the bridge code between the API and the Arduino Environment
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| 49 | #include <Wire.h>
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| 50 |
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| 51 | NAxisMotion mySensor; //Object that for the sensor
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| 52 | bool intDetected = false; //Flag to indicate if an interrupt was detected
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| 53 | int threshold = 5; //At a Range of 4g, the threshold is set at 39.05mg or 0.3830m/s2. This Range is the default for NDOF Mode
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| 54 | int duration = 1; //At a filter Bandwidth of 62.5Hz, the duration is 8ms. This Bandwidth is the default for NDOF Mode
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| 55 | bool anyMotion = true; //To know which interrupt was triggered
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| 56 |
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| 57 | void setup() //This code is executed once
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| 58 | {
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| 59 | //Peripheral Initialization
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| 60 | Serial.begin(115200); //Initialize the Serial Port to view information on the Serial Monitor
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| 61 | I2C.begin(); //Initialize I2C communication to the let the library communicate with the sensor.
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| 62 | //Sensor Initialization
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| 63 | Serial.println("Please wait. Initialization in process.");
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| 64 | mySensor.initSensor(); //The I2C Address can be changed here inside this function in the library
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| 65 | mySensor.setOperationMode(OPERATION_MODE_NDOF); //Can be configured to other operation modes as desired
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| 66 | mySensor.setUpdateMode(MANUAL); //The default is AUTO. Changing to manual requires calling the relevant update functions prior to calling the read functions
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| 67 | //Setting to MANUAL requires lesser reads to the sensor
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| 68 |
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| 69 | attachInterrupt(INT_PIN, motionISR, RISING); //Attach the interrupt to the Interrupt Service Routine for a Rising Edge. Change the interrupt pin depending on the board
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| 70 |
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| 71 | //Setup the initial interrupt to trigger at No Motion
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| 72 | mySensor.resetInterrupt();
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| 73 | mySensor.enableSlowNoMotion(threshold, duration, NO_MOTION);
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| 74 | anyMotion = false;
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| 75 | mySensor.accelInterrupts(ENABLE, ENABLE, ENABLE); //Accelerometer interrupts can be triggered from all 3 axes
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| 76 | Serial.println("This is a game to test how steady you can move an object with one hand. \nKeep the device on a table and mark 2 points.");
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| 77 | Serial.println("Move the Device from one place to another without triggering the Any Motion Interrupt.\n\n");
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| 78 | delay(1000); //Delay for the player(s) to read
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| 79 | Serial.println("Move the device around and then place it at one position.\nChange the threshold and duration to increase the difficulty level.");
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| 80 | Serial.println("Have fun!\n\n");
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| 81 | }
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| 82 |
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| 83 | void loop() //This code is looped forever
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| 84 | {
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| 85 | if (intDetected)
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| 86 | {
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| 87 | if (anyMotion)
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| 88 | {
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| 89 | Serial.println("You moved!! Try again. Keep the Device at one place.\n");
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| 90 | intDetected = false;
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| 91 | mySensor.resetInterrupt(); //Reset the interrupt line
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| 92 | mySensor.disableAnyMotion(); //Disable the Any motion interrupt
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| 93 | mySensor.enableSlowNoMotion(threshold, duration, NO_MOTION); //Enable the No motion interrupt (can also use the Slow motion instead)
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| 94 | anyMotion = false;
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| 95 | }
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| 96 | else
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| 97 | {
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| 98 | Serial.println("Device is not moving. You may start again.\n\n\n");
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| 99 | intDetected = false;
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| 100 | mySensor.resetInterrupt(); //Reset the interrupt line
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| 101 | mySensor.disableSlowNoMotion(); //Disable the Slow or No motion interrupt
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| 102 | mySensor.enableAnyMotion(threshold, duration); //Enable the Any motion interrupt
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| 103 | anyMotion = true;
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| 104 | }
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| 105 | }
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| 106 | }
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| 107 |
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| 108 | //Interrupt Service Routine when the sensor triggers an Interrupt
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| 109 | void motionISR()
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| 110 | {
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| 111 | intDetected = true;
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| 112 | }
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