android获取传感器列表

本文介绍如何获取android设备所支持的传感器列表。


目前,android 4.4 (API等级19)支持以下传感器:

	TYPE_ACCELEROMETER
		加速度传感器,单位是m/s2,测量应用于设备X、Y、Z轴上的加速度
		传感器类型值(Sensor Type):1 (0x00000001)
		
	TYPE_AMBIENT_TEMPERATURE
		温度传感器,单位是℃
		传感器类型值(Sensor Type): 13 (0x0000000d)
	
	TYPE_GAME_ROTATION_VECTOR
		游戏动作传感器,不收电磁干扰影响
		传感器类型值(Sensor Type):15 (0x0000000f)
	
	TYPE_GEOMAGNETIC_ROTATION_VECTOR
		地磁旋转矢量传感器,提供手机的旋转矢量,当手机处于休眠状态时,仍可以记录设备的方位
		传感器类型值(Sensor Type):20 (0x00000014)
	
	TYPE_GRAVITY
		重力传感器,单位是m/s2,测量应用于设备X、Y、Z轴上的重力
		传感器类型值(Sensor Type):9 (0x00000009)
	
	TYPE_GYROSCOPE
		陀螺仪传感器,单位是rad/s,测量设备x、y、z三轴的角加速度
		传感器类型值(Sensor Type):4 (0x00000004)
	
	TYPE_GYROSCOPE_UNCALIBRATED
		未校准陀螺仪传感器,提供原始的,未校准、补偿的陀螺仪数据,用于后期处理和融合定位数据
		传感器类型值(Sensor Type):16 (0x00000010)
	
	TYPE_LIGHT
		光线感应传感器,单位lx,检测周围的光线强度
		传感器类型值(Sensor Type):5 (0x00000005)

	TYPE_LINEAR_ACCELERATION
		线性加速度传感器,单位是m/s2,该传感器是获取加速度传感器去除重力的影响得到的数据
		传感器类型值(Sensor Type):10 (0x0000000a)
	
	TYPE_MAGNETIC_FIELD
		磁力传感器,单位是uT(微特斯拉),测量设备周围三个物理轴(x,y,z)的磁场
		传感器类型值(Sensor Type):2 (0x00000002)
	
	TYPE_MAGNETIC_FIELD_UNCALIBRATED
		未校准磁力传感器,提供原始的,未校准的磁场数据
		传感器类型值(Sensor Type):14 (0x0000000e)
	
	TYPE_ORIENTATION
		方向传感器,测量设备围绕三个物理轴(x,y,z)的旋转角度
		传感器类型值(Sensor Type):3 (0x00000003)
	
	TYPE_PRESSURE
		压力传感器,单位是hPa(百帕斯卡),返回当前环境下的压强
		传感器类型值(Sensor Type):6 (0x00000006)
	
	TYPE_PROXIMITY
		距离传感器,单位是cm,用来测量某个对象到屏幕的距离
		传感器类型值(Sensor Type):8 (0x00000008)
	
	TYPE_RELATIVE_HUMIDITY
		湿度传感器,单位是%,来测量周围环境的相对湿度
		传感器类型值(Sensor Type):12 (0x0000000c)
	
	TYPE_ROTATION_VECTOR
		旋转矢量传感器,旋转矢量代表设备的方向
		传感器类型值(Sensor Type):11 (0x0000000b)
	
	TYPE_SIGNIFICANT_MOTION
		特殊动作触发传感器
		传感器类型值(Sensor Type):17 (0x00000011)
	
	TYPE_STEP_COUNTER
		计步传感器
		传感器类型值(Sensor Type):19 (0x00000013)
	
	TYPE_STEP_DETECTOR
		步行检测传感器,用户每走一步就触发一次事件
		传感器类型值(Sensor Type):18 (0x00000012)
	
	TYPE_TEMPERATURE
		温度传感器,目前已被TYPE_AMBIENT_TEMPERATURE替代
		传感器类型值(Sensor Type):7 (0x00000007)

获取传感器列表的代码如下:

package com.example.androidtest;

import java.util.List;

import android.os.Bundle;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.Context;
import android.hardware.Sensor;
import android.hardware.SensorManager;
import android.view.Menu;

public class MainActivity extends Activity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		getSensorList();
	}

	@SuppressLint("NewApi")
	private void getSensorList() {
		// 获取传感器管理器
		SensorManager sensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);

		// 获取全部传感器列表
		List<Sensor> sensors = sensorManager.getSensorList(Sensor.TYPE_ALL);

		// 打印每个传感器信息
		StringBuilder strLog = new StringBuilder();
		int iIndex = 1;
		for (Sensor item : sensors) {
			strLog.append(iIndex + ".");
			strLog.append("	Sensor Type - " + item.getType() + "\r\n");
			strLog.append("	Sensor Name - " + item.getName() + "\r\n");
			strLog.append("	Sensor Version - " + item.getVersion() + "\r\n");
			strLog.append("	Sensor Vendor - " + item.getVendor() + "\r\n");
			strLog.append("	Maximum Range - " + item.getMaximumRange() + "\r\n");
			strLog.append("	Minimum Delay - " + item.getMinDelay() + "\r\n");
			strLog.append("	Power - " + item.getPower() + "\r\n");
			strLog.append("	Resolution - " + item.getResolution() + "\r\n");
			strLog.append("\r\n");
			iIndex++;
		}
		System.out.println(strLog.toString());
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.activity_main, menu);
		return true;
	}

}

以三星Note3为例,其支持的传感器如下:

1.	Sensor Type - 1
	Sensor Name - MPU6500 Acceleration Sensor
	Sensor Version - 1
	Sensor Vendor - Invensense
	Maximum Range - 19.6133
	Minimum Delay - 5000
	Power - 0.25
	Resolution - 5.985504E-4

2.	Sensor Type - 2
	Sensor Name - YAS532 Magnetic Sensor
	Sensor Version - 1
	Sensor Vendor - Yamaha Corporation
	Maximum Range - 1200.0
	Minimum Delay - 10000
	Power - 6.0
	Resolution - 0.06

3.	Sensor Type - 14
	Sensor Name - YAS532 Uncalibrated Magnetic Sensor
	Sensor Version - 1
	Sensor Vendor - Yamaha Corporation
	Maximum Range - 1200.0
	Minimum Delay - 10000
	Power - 6.0
	Resolution - 0.06

4.	Sensor Type - 4
	Sensor Name - MPU6500 Gyroscope Sensor
	Sensor Version - 1
	Sensor Vendor - Invensense
	Maximum Range - 8.726646
	Minimum Delay - 5000
	Power - 6.1
	Resolution - 2.663161E-4

5.	Sensor Type - 6
	Sensor Name - Barometer Sensor
	Sensor Version - 1
	Sensor Vendor - BOSCH
	Maximum Range - 1013.25
	Minimum Delay - 66700
	Power - 1.0
	Resolution - 1.0

6.	Sensor Type - 8
	Sensor Name - MAX88921 Proximity Sensor
	Sensor Version - 1
	Sensor Vendor - MAXIM, Inc.
	Maximum Range - 8.0
	Minimum Delay - 0
	Power - 0.75
	Resolution - 8.0

7.	Sensor Type - 5
	Sensor Name - MAX88921 RGB Sensor
	Sensor Version - 1
	Sensor Vendor - MAXIM, Inc.
	Maximum Range - 60000.0
	Minimum Delay - 200000
	Power - 0.75
	Resolution - 1.0

8.	Sensor Type - 12
	Sensor Name - SHTC1 relative humidity sensor
	Sensor Version - 1
	Sensor Vendor - Sensirion
	Maximum Range - 100.0
	Minimum Delay - 1000000
	Power - 0.3
	Resolution - 0.04

9.	Sensor Type - 13
	Sensor Name - SHTC1 ambient temperature sensor
	Sensor Version - 1
	Sensor Vendor - Sensirion
	Maximum Range - 165.0
	Minimum Delay - 1000000
	Power - 0.3
	Resolution - 0.01

10.	Sensor Type - 15
	Sensor Name - MPL Game Rotation Vector
	Sensor Version - 1
	Sensor Vendor - Invensense
	Maximum Range - 1200.0
	Minimum Delay - 10000
	Power - 6.0
	Resolution - 0.06

11.	Sensor Type - 18
	Sensor Name - SAMSUNG Step Detector Sensor
	Sensor Version - 1
	Sensor Vendor - Samsung Inc.
	Maximum Range - 1.0
	Minimum Delay - 0
	Power - 0.3
	Resolution - 1.0

12.	Sensor Type - 19
	Sensor Name - SAMSUNG Step Counter Sensor
	Sensor Version - 1
	Sensor Vendor - Samsung Inc.
	Maximum Range - 100000.0
	Minimum Delay - 0
	Power - 0.3
	Resolution - 1.0

13.	Sensor Type - 17
	Sensor Name - SAMSUNG Significant Motion Sensor
	Sensor Version - 1
	Sensor Vendor - Samsung Inc.
	Maximum Range - 1.0
	Minimum Delay - 10000
	Power - 0.3
	Resolution - 1.0

14.	Sensor Type - 16
	Sensor Name - MPU6500 Uncalibrated Gyroscope Sensor
	Sensor Version - 1
	Sensor Vendor - Invensense
	Maximum Range - 8.726646
	Minimum Delay - 5000
	Power - 6.1
	Resolution - 2.663161E-4

15.	Sensor Type - 65558
	Sensor Name - Auto Rotation Sensor
	Sensor Version - 1
	Sensor Vendor - Samsung Electronics
	Maximum Range - 255.0
	Minimum Delay - 0
	Power - 0.0
	Resolution - 0.0

16.	Sensor Type - 11
	Sensor Name - Rotation Vector Sensor
	Sensor Version - 3
	Sensor Vendor - AOSP
	Maximum Range - 1.0
	Minimum Delay - 5000
	Power - 12.35
	Resolution - 5.9604645E-8

17.	Sensor Type - 9
	Sensor Name - Gravity Sensor
	Sensor Version - 3
	Sensor Vendor - AOSP
	Maximum Range - 19.6133
	Minimum Delay - 5000
	Power - 12.35
	Resolution - 5.985504E-4

18.	Sensor Type - 10
	Sensor Name - Linear Acceleration Sensor
	Sensor Version - 3
	Sensor Vendor - AOSP
	Maximum Range - 19.6133
	Minimum Delay - 5000
	Power - 12.35
	Resolution - 5.985504E-4

19.	Sensor Type - 3
	Sensor Name - Orientation Sensor
	Sensor Version - 1
	Sensor Vendor - AOSP
	Maximum Range - 360.0
	Minimum Delay - 5000
	Power - 12.35
	Resolution - 0.00390625


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