sensors

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Android - mandatory sensors?

Is there a mandatory list for hardware on Android devices (e.g. magnetic field, distance)开发者_开发百科?[详细]

2023-04-05 01:34 分类：问答
Orientation type of the sensor

What data are used by orientation sensor in the android 开发者_运维技巧Samsung Galaxy S 2. Gyroscope\'s data or accelerometer\'s data?I have recently answered a similar question (you can have a look h[详细]

2023-04-04 21:12 分类：问答
Processing of sensor data

I am working on a system with laser trip detectors(if something breaks the laser path I get a one on the output of the laser receiver).[详细]

2023-04-04 10:34 分类：问答
ios pressure sensor API

In android we can use Sensor TYPE_PRESSURE to measure the atmospheric pressure. Is there any API that is available in iOS for the same purpose.开发者_JAVA百科 How can this be achieved in iOS?[详细]

2023-04-02 15:57 分类：问答
smartphone - pressure sensors

I am not very clear whether the pressure sensor available in android is used to measure the atmospheric pressure or the pressure on the touch screen?[详细]

2023-03-31 09:54 分类：问答
Is it possible to calculate velocity by integrating accelerometer data over time?

I\'m wondering if I can use (linear) accelerometer and compass to calculate velocity without using location services开发者_StackOverflow. I want to do that by calculating acceleration components by no[详细]

2023-03-27 20:22 分类：问答
I2C temperature read from BMP085 reading back 0xffff

I\'m interfacing a Rabbit 5760 CPU to a Bosch BMP085 sensor via I2C.Everything is fine except reading the temperature register is reading back 0xffff (see BP_FINISHTEMP case in switch).I can\'t see wh[详细]

2023-03-26 04:16 分类：问答
cocos2d + Accelerometer issue

I finished my game (cocos2d) but when I make an archive (from xcode product->Archive) then click on share (to get game.api) then put it in the itunes and sync to my iphone the accelerometer it seem th[详细]

2023-03-25 11:08 分类：问答
SensorEventListener doesn't get unregistered with unregisterListener() method

I have very simple Android app: in activity I have a button and I start/stop the OrientationListener. However, after unregistering it, in ddms I can still see the thread android.hardware.SensorManager[详细]

2023-03-24 14:07 分类：问答
iPad 2 Wi-Fi/GPS Sensor

I have a technical question for the iPad 2 Wi-Fi (or actually iPad in general). I am creating a map based application and get the longitude and latitude to show to a user the accu开发者_如何学编程rate[详细]

2023-03-23 10:50 分类：问答