android获取传感器列表
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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:
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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