Android system transplantation and debugging -------) how to add an adb wifi wireless debugging function [developer options]-[Wifi debugging]
First, understand how to set adb wifi wireless debugging function, as shown below.
1. Enable the adb tcp connection port on the mobile phone end
:/$setprop service.adb.tcp.port 5
Previous articles have briefly explained the basic knowledge of wifi. For more information, see WiFi learning for Android (1 ). On this basis, this article further improves program functions, the main functions are to enable the wireless network card, disable the wireless network card, check the network card status, scan the network, scan the results, connect to
are commonly used in WiFi operations are as follows, and a list showing the demo of WiFi hotspots is given below. The layout of the 1.activity is simple and a listview,activity_wifi_list.xml content is as follows:"http://schemas.android.com/apk/res/android"Xmlns:tools="Http://schemas.android.com/tools"Android:layout_width="match_parent"Android:layout_height="mat
broadcasts several different actions in a specific Wi-Fi peer event:1, wifi_p2p_connection_changed_action:p2p connection status has changed. This is the object with Extra_wifi_p2p_infowifip2pinfo and Extra_network_infonetworkinfo objects Extra_network_infoextra_network_infoextra_ Wifi_p2p_info Extra_wifi_p2p_info.2. The status of WIFI_P2P_STATE_CHANGED_ACTION:P2P has been changed between enabled and disabled. It carries extra_wifi_state either wifi_p2p_state_disabled or wifi_p2p_state_enabledTh
This article describes how to port the Realek RTL8723A Linux Wifi driver in Linux 3.10.
Prerequisites
Hardware Platform: Atmel SAMA5
Software Platform: Linux 3.10 + Android 4.4
Wifi module: RTL8723AU (USB Interface)
Realtek RTL8723A Wi-Fi Software Driver for Linux and Android
Rtl8723a_wifi_linux_v4.1.6_7336.201301
current task.
So, if we want to not let the system kill our app, we can optimize it from the process level, memory consumption and so on.
ConclusionThis article plus gc those things, we talked about two of theoretical knowledge, I believe you have a general understanding of the memory management of Android, the following will introduce some memory analysis tools and use, the actual to explain how to analyze memory problems.Anly_junLinks
Android-determine whether the connection is successful for the specified wifi, android-wifi
Recently, when printing WifiInfo, I accidentally found a parameter and changed the parameter to check whether the connection was successful. However, this is hidden and I reflected it. The Code is as follows:
// Identify whe
First of all, the Android code connected to WiFi a few steps : (The following refers to the specific API function self-examination ha, write the time by virtue of the impression of roughly written down)Reprint please specify the source:Fat Tiger : HTTP://BLOG.CSDN.NET/LJPHHJ1. First to turn on the wifi connection switch, mwifimanager.setwifienabled (TRUE)2. Geta
Android wifi explanation wifi list display, androidwifi1. To obtain a Wi-Fi object and perform operations on the wifi device, you must first obtain Context. getSystemService (Context. WIFI_SERVICE) to obtain the WifiManager object and use this object to manage the WIFI devic
The priority rules for the current Android WiFi auto-connect are as follows:1, the priority value of the range is set to [0,1000000], if beyond this range will reset;2, the most recently connected AP has the highest priority, in the automatic connection will first try to connect it;3, not connected but scan to the AP, according to its signal value of the strength of the order, the stronger the display of th
the message, and update the information in the activityWhat kinds of Android life cycle do you have?1. foreground process. Such a process has an activity that is displayed on the screen and interacts with the user or one of its intentreciver is running. Such programs are of the highest importance, and only when the system is very low in memory will it end up as a last resort. 2. visible process. Programs that are displayed on the screen but are not
Mobile phone Bluetooth control relay wireless lock Iot Android source code android development Android WIFI control detailed annotation test stability no bug, android Android
I. functions:
1. Connect and disconnect
The market has a lot of software to view the WiFi password, are only able to see the local has been connected to the WiFi password only, we all feel no use, but I tell you, really can use, but you will not use it.We all know However, using Check wifi password software address: http://shouji.baidu.com/soft/item?docid=7034034 or directly in the Baidu mobile phone a
Recently, I've been trying to get native MAC addresses from the NDK with C + + on Android, but with the IOCTL (SIOCGIFHWADDR), the return value is less than 0, which means that the interface information is not available. At first I thought it was my own missing access rights, so I have been increasing uses-permission, and later found that no matter how this is the case, found that the original Android studi
resources in the application can be directly used, specific, you can go to the corresponding folder in ANDROID-SDK to see. For example: can enter the $android-sdk$\platforms\android-8\data\res, inside of system resources is sweeping.Developers need to spend some time familiarizing themselves with these resources, especially the picture resources and various styl
#WIFI_AP_STATE_CHANGED_ACTION* @see #getWifiApState ()** @hide*/public static final int wifi_ap_state_disabling = 10;/*** Wi-Fi AP is disabled.** @see #WIFI_AP_STATE_CHANGED_ACTION* @see #getWifiState ()** @hide*/public static final intwifi_ap_state_disabled = One;/*** Wi-Fi AP is currently being enabled. The state would change to* {@link #WIFI_AP_STATE_ENABLED} if it finishes successfully.** @see #WIFI_AP_STATE_CHANGED_ACTION* @see #getWifiApState ()** @hide*/public static final intwifi_ap_sta
fact, the backstage ran a tcpdump. Of course, the following is a list of display data, if you do not open the hotspot, you can hijack the data, anyway, is to capture your current mobile card on the WiFi traffic.So much to see,!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!.So anyone who has installed the app on the phone, on the subway, on the bus, the school cafeteria railway station ~ Fishing Everywhere ~ ~ ~PS. Please don't feel free to connect WiFiAPK address
attention to the quality of the code, timely collection of bitmap objects, Can avoid the occurrence of outofmemory anomalies.If the picture of the program comes from outside, this time special need to pay attention to the occurrence of outofmemory. One is that if the loaded picture is larger, it needs to be narrowed first, and the other is to catch the exception and avoid the program crash.
Optimization Series related blog posts:Android Development Optimization--memory optimization f
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