pedometer and accelerometer

Silverlight applications that disable application idle Detection If your Silverlight for Windows Phone application disables application idle detection to run under the lock screen, you should perform the following tasks to reduce your application's power consumption while the lock screen is engaged. Implement the obscured event handler of the application's root phoneapplicationframe object. this event is raised when the lock screen is engaged or when some other action obscures the running

Event monitoring mechanism In the previous article introduced the cocos2d-x touch event mechanism, this to introduce the next game is also often used in the accelerator events, these are the game is often used. An important input source on a mobile device is the device direction. Most devices are equipped with an accelerometer to measure the gravity direction of the device when it is still or at a constant speed. Gravity sensing comes from a mobile ac

Recently Micropython language hardware programming is very fire, followed by the start to support the development of Micropython language programming board also started fire hot, today small series on and we introduce a very classic Micropython Development Board-tpyboardv102 Development Board.　　A Onboard Hardware Resources IntroductionIn accordance with the Convention to introduce a hardware composition of the Development Board, the personal feel that the performance of the development Board is

release of an action. The touch screen sends an absolute coordinate event (Ev_abs) and a triple group of X, Y, and touch pressure, and the mouse sends a relative motion event (Ev_rel). The accelerometer ADXL346 can send key events about Tanzhen or double vibrations while sending an absolute coordinate event on the acceleration. In some applications, it is also significant that the accelerometer ADXL346 gen

Before this blog has been "building cross-platform App:jquery mobile app Combat" book, by the mobile development of the Novice's favorite.From now on, the serial of its twin sister book PhoneGap Mobile application of a book, Hope once was small white you, has become the great white.What the API in 3.6 PhoneGap can doThis chapter mainly introduces the preparation before PhoneGap development, so is it time to introduce some things about phonegap? In fact, PhoneGap is the page that is written in HT

Before this blog has been "building cross-platform App:jquery mobile app Combat" book, by the mobile development of the Novice's favorite.From now on, the serial of its twin sister book PhoneGap Mobile application of a book, Hope once was small white you, has become the great white.What the API in 3.6 PhoneGap can doThis chapter mainly introduces the preparation before PhoneGap development, so is it time to introduce some things about phonegap? In fact, PhoneGap is the page that is written in HT

1.Sensor Type Gravity sensor/Accelerometer (g-sensor)Light Sensing (light-sensor)Temperature sensingDirection sensingMagnetic fieldNear Sex 2. How to implement sensor programmingA. Get system service (Sensor_service) returns a Sensormanager objectSensormanager = (Sensormanager) getsystemseriver (Sensor_service);B. Obtaining an object of the appropriate sensor type through the Sensormanager objectSensorobject = Sensormanager.getdefaultsensor (sensor

large number of floating-point budget to ensure high accuracy, this will affect the microcontroller to the final attitude control response rate, the advantage is to change the chip data, application mature, The price is cheap, is a very suitable for beginners to get started chip.Scenario Two: Fiber optic gyroscope. Fiber optic gyroscope is a sensitive element based on the optical fiber coil, the light emitted by the laser diode in two directions along the optical fiber transmission. The change

diagram is shown.WIFI/BT The module position on the PCB as shown in. TF and SD Card InterfaceAll-in-one version can use TF card or SD Card, two options, for burning the system or storing data, burning system in the thirdChapter has a detailed introduction, the use of stored data similar to the TF card in the phone . Here is a reminder thatTF cards and SD cards are not only PCB package, but also the schematic package is not the same, although theyThe number of pin pins is the same. The schem

This article is about Windows Phone 7 development on the 31st day"11th day of the series. Yesterday, we discussed the keyboard of Windows Phone. Today, let's talk about hardware-based acceleration sensors and how to use the information they provide. What is an acceleration sensor? There is no better definition at present. The accelerator sensor in Windows Phone is used to measure the acceleration of three coordinate axes. The acceleration mentioned here is relative to the acceleration of free fa

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Sensors on the Android platform include the accelerometer, orientation, magnetic field, and light ). The development of sensor applications on the Android platform is implemented through the listener mechanism. The main steps to develop applications for one or more sensors are as follows: 1. Create a sensormanager object 2. Implement the sensorlistener Interface This is the main task of developing sensor applications. To implement the sensor

This article translated from: http://developer.android.com/guide/topics/sensors/sensors_motion.html The Android platform provides several sensors that can monitor the movement of devices. Two of them are hardware-based (accelerometer and gyroscope). Three sensors can be hardware-based, it can also be software-based (Gravity Sensors, linear acceleration sensors, and rotating vector sensors ). For example, some software sensor-based devices extract thei

Linear Acceleration Sensor The linear accelerometer uses a three-dimensional vector to provide the acceleration of each coordinate axis in the device coordinate system, but does not include gravity. The following code shows how to obtain the default linear acceleration sensor instance: Private sensormanager msensormanager; Private sensor msensor; ... Msensormanager = (sensormanager) getsystemservice (context. sensor_service ); Msensor = msensormanager

The device library in winrt contains a variety of device information, such as the sensor gravity accelerator, location information, Bluetooth, and SMS message sending and receiving. The following describes the usage methods: Sensor gravity accelerator An accelerormeter gravity accelerator object that obtains the value of X \ Y \ Z for gravity acceleration. First define this object Accelerormeter _ accelerometer =

In general, the basic framework for game development typically includes the following modules:Window Management: This module is responsible for creating, running, pausing, and resuming the game interface on the Android platform.Input module: This module is closely related to the Windows Management module, which is used to monitor user input (such as touch events, key events, accelerometer events, etc.).File input/output (files I/O): This module is use

#define Sensor_type_accelerometer 1 //acceleration #define Sensor_type_magnetic_field 2//Magnetic #define Sensor_type_orientation 3//Direction #define SENSOR_TYPE_GYROSCOPE 4//gyroscope #define Sensor_type_light 5//light sensor #define SENSOR_TYPE_PRESSURE 6//pressure #define Sensor_type_temperature 7//Temperature #define Sensor_type_proximity 8//near #define Sensor_type_gravity 9//Gravity #d

-compromise MEMS sensor.6) Acceleration SensorCommonly known as acceleration regulation, g-sensor, can sense the acceleration of the object. In fact, the accelerometer is implemented in many ways, MEMS is only one of the methods, the use of MEMS accelerometer sensor is indeed the current trend.Acceleration sensor generally has "x, y two axes" and "x, Y, z three axes" two, two axes more for vehicles, ships a

The Core motion framework centralizes motion data processing. This framework was introduced in the iOS 4 SDK to replace the accelerometer accelerometer access. It provides centralized monitoring of 3 key airborne sensors. These sensors consist of a gyroscope, magnetometer and accelerometer, wherein the gyroscope is used to measure the rotation of the device, and

Before this blog has been "building cross-platform App:jquery mobile app Combat" book, by the mobile development of the Novice's favorite.From now on, the serial of its twin sister book PhoneGap Mobile application of a book, Hope once was small white you, has become the great white.What the API in 3.6 PhoneGap can doThis chapter mainly introduces the preparation before PhoneGap development, so is it time to introduce some things about phonegap? In fact, PhoneGap is the page that is written in HT