After a 3G/4G vro with a built-in SIM card is inserted into the network card, the wireless signals of the vro connected to the mobile phone and computer cannot access the Internet. Please refer to the following methods for troubleshooting:If the vro cannot find the SIM card,
The Phantom Pro 5 card slot uses a dual-nano SIM card +TF card expansion design, close to the internal card slot for the SIM2, near the external card slot for SIM1. However, there is only one choice between dual
Write code to simulate the combination of a phone and a SIM card.Requirements:SIM Card class is responsible for creating SIM card;Phone class is responsible for creating mobile phones;Mobile phone can be combined with a SIM card;Y
Attention:
1.Nano SIM cards and Micro SIM cards are two different types of cards, please do not insert the IPhone5-supported Nano SIM card into the Micro SIM card slot of Samsung mobile phone, the problem is caused b
The iso7816 standard is a standard half-duplex interface. This module acts as the main device and controls the operation of the SIM card. The SIM card acts as the slave device and generates a response signal only in two situations:After the RST signal is received, the system sends the recognition language (ASR) and res
Sdcard and SIM card are used in a project. When using sdcard, You need to determine whether the status can be read and written. When using a SIM card, you must determine whether it is readable. For how to do this, see the following two functions:// Whether sdcard can be read/writtenPublic Boolean iscanusesdcard (){Try
Why do you want to import the SIM card contact to the SD card, there are several reasons for this one is to import SD card can set the contact head and so on, another SIM card storage space is limited to import to the SD
1. Look at the following figure is not two looks like the place, in fact, here is a SIM installed, the other is the installation of the phone SD card, oh, we want to cancel out of the use of the phone to buy the needle to poke it.
2. Insert the needle into the small hole in the phone, and don't be afraid to stab it when you poke it. But the intensity should pay attention to Oh, do not spoil the bad.
3
At present, Huawei P7 Unicom 4G version and mobile 4G version has got the network license, their models are p7-l00 and P7-L05 respectively. The former supports the TD-LTE/WCDMA/GSM network, and has dual SIM card function, while the latter supports the TD-LTE/TD-SCDMA/GSM network, but does not have dual-sim double function.
Huawei P7 is the flagship of Huawei thi
In terms of appearance, the charm of the Blue 2 basically continued the predecessors of the design process, still used the integrated fuselage design, the card slot is located on the left side of the fuselage fuselage, you need to use the machine box inside the Kari to remove the card slot, in order to carry out Nano-sim card
First, the goal1, the use of the broadcast receiver (phone restart will be issued when the corresponding broadcast) to get the SIM serial number when the boot, and the comparison has been saved. The corresponding operation is done according to the comparison results.2. (optional) force the SIM card to be bound in the second step of the anti-Theft Setup wizard bef
From: http://blog.csdn.net/baimy1985/article/details/7820024
There is a previous article about the information on the card (Android information (MMS) (7)-SIM card text message). There is also a very important information on the SIM card, that is, the contacts on the
Mobile phone and SIM card together constitute mobile communication terminal equipment. Whether GSM or CDMA systems, digital mobile phone users in the "network" will be a SIM card (subscriberidentitymodule) or Uim card (useridentity Module).
Note: The equipment supports China Unicom, Chinese Mobile, telecom 4G Network, supported by the SIM card for Nano-sim card. Note: SIM card is provided by China Mobile, Usim card is prov
Android Get SIM card operator informationTelephonymanager TM = (Telephonymanager) context.getsystemservice (Context.telephony_service); Telephonymanager uses Telephonymanager to provide access to information about the communication service on the device, and the application uses this class of methods to obtain a service provider or status for the phone. The program can also register a listener to monitor ph
Android mobile guard-bind SIM card serial number, androidsim
Now let's take a look at the logic of each navigation page. First, let's look at the second navigation page.
For more information, see http://www.cnblogs.com/wuyudong/p/5949775.html.
You need to bind the serial number of the SIM card. Add the corresponding p
Android gets SIM card carrier Information
Telephonymanager TM = (telephonymanager) Context. getsystemservice (context. telephony_service );Use of telephonymanagerTelephonymanager provides the entry for obtaining Communication Service Information on the device. The application uses this method to obtain the service provider or status of the phone. The program can also register a listener to listen for change
Now start to deal with the logic of each navigation page, first look at the second navigation pageThis article address: http://www.cnblogs.com/wuyudong/p/5949775.html, reprint please indicate the source.There is a need to implement the ability to bind the SIM card serial number, note that the appropriate permissions are added: Uses-permission android:name= "Android.permission.READ_PHONE_STATE" PrivateSett
Search for information on the Internet and find that the GSM module has no command to obtain the SIM card number.
What should I do if my device needs to identify its identity using SIM card numbers and other parameters?
If there is only one, I can write the SIM
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