My laptop is Dell's d430 and comes with an SD card reader, but the newly purchased sdhc 4G card cannot be read.
I know that the electrical definition of sdhc is no different from that of SD, so I should update the software to be
One, SD card partition:
1-First installs the following Partition tool on the computer, WinXP the environment to run normally, but in Win7 operation must choose the XP SP2 (3) after the compatibility to be able to run normally.
Partition Tools Download:
2-After installation, the SD card is loaded in
Below we introduce through Tencent mobile phone Butler software moving function to help us achieve, the specific steps are as follows.
1. If your computer does not have Tencent mobile phone Butler installed, we install Tencent Mobile phone Butler to open to find "cleanup acceleration"
2. Then in the open window will see a "cell phone slimming"
3. Then we find the "open Now" button and click Open
4. Then you will see that
Document directory
Step 1 Add the sd_card folder to the APP project path
Step 2 write code
Step 3 call the SD card driver Function
In the previous section, we completed the configuration of the niosii SBTE. The following describes how to compile an SD card Driver Based on existing references (manual and code.Pre
1. As shown in the following figure, we clicked "Application" under the desktop.
2. Into the mobile phone "set" we find program management.
3. The following image shows an "Application Manager" and we click on it again.
4. We find to move to the SD card software, such as our "flying letter" as an example.
5. After entering, we
1. If we do not have to go back to the mobile desktop, then click "Application".2. Then you will see the following diagram effect, click "Set" in this interface.3. After entering the set, we click on the "General" inside.4. Find "Application Manager" click here to enter.5. Select the application that needs to be moved, here take "QQ" as an example.6. If QQ can be moved, we click "Move to SD card".7. When th
1. As shown in the following figure, we click on the "Apps" button to enter.2. In addition, I found the "settings" option in the application, click the Settings menu to open.3. After entering our default is in the connection, here we switch to "more" button, the following figure red box shows.4. Click "Application Manager" as shown here and you will see all the applications.5. If we choose to install the software ourselves, such as "Pea pod" for examp
1. In standby mode, click the "Application" icon and select "Settings".2. Slide up the screen, click "Application" and select "Manage Application".3. Click "All", slide up the screen, select the application that needs to be moved, here take "QQ" as an example.4. Click "Transfer to USB memory".Note: Not all software can be moved. If the software can be moved, "Transfer to USB memory" Here is optional, and if
SD card If there is no problem, in general format can solve the problem. But make a good backup of your data. If the card itself has problems, it is not read out card. This is a good job, you can add other people's cards to try. If the identification, the phone is no problem, the problem is the
The first step, remember that we first put the cell phone SD card in the card reader and then insert the reader into the computer to display a removable disk.
Step two, okay. Now we turn on the computer "start"-"Run"-enter "CMD".
The third step, and t
Use the phone to format the SD card, but note that the format SD card so that your SD card data will be all lost, so we do not have to back up the data will be lost.
1, we click on the Android Phone "system Setup" item, open "sto
initialization process.
3. How to Use the sdhc controller for reset. This controller can enable hardware power-on Reset or software reset through a certain time sequence, and software reset is required when developing the driver, because the driver can achieve dynamic loading. However, this sdhc controller has a very strange reset order, and now it has been on the cloud, but since people say this, we can
Card reader is a card-reading device, that is, a mobile storage device, you will generally use it as a flash drive. A user does not respond when inserting a card reader under the WIN8 system, what's going on? The following small series to bring you Win8 Insert
In fact, we just look at the interface icon and English Micros know this is the reader interface.
Samsung XE700T1A Tablet PC Card reader for mini SD card slot, can only use Mini SD card
SD card is very fragile performance is very unstable, accidentally broken off. SD card can greatly improve the cell phone or camera storage capacity, and greatly enhance the use. But if the SD card strike is broken, you will lose
Article Title: Install Eee-PC using an SD card to simulate a CDROM disc image file. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Install Eee-PC using the SD card to simulate the
$ lsAndroid kernel uboot uboot_20111124.tgzLqm @ lqm :~ /S5pv210 $The android compiling script MK is in the android directory, so the kernel directory is ../kernel.Modify the device/Samsung/smdkv210/boardconfig. mk file:# Board_sdmmc_bsp: = false# Modified for sdcard image.Board_sdmmc_bsp: = true
# Board_userdataimage_partition_size: = 1073741824# Modified for sdcard image.Board_userdataimage_partition_size: = 370147328
Modify the system/extras/ext4_utils/mkuserimg. Sh file:# Make_ext4fs-S-L $
simple, connect the power cord vdd and ground VSS, connect the SPI Cs,sclk,di (MOSI) and do (miso), and the other pins can be vented. Note that the SD card power and operating voltage are 2.7-3.6v,5v of the single-chip for level conversion or series resistor current limit. Also remember the SD card Cs,sclkh and di to
create a new uEnv.txt file, write the boot configuration information in the file:uenvcmd=run linaro_sdbootlinaro_sdboot=echo Copying Linux from SD to RAM... fatload mmc 0 0x3000000 ${kernel_image} fatload mmc 0 0x2A00000 ${devicetree_image} if fatload mmc 0 0x2000000 ${ramdisk_image}; then bootm 0x3000000 0x2000000 0x2A00000; else bootm 0x3000000 - 0x2A00000; fibootargs=console=ttyPS0,115200 root=/dev/mmcblk0p2 rw earlyprintk rootfstype=ext4 rootw
Causes of SD card data loss
Why are SD card files lost? Is the opening method incorrect? Or cannot the SD card be read by the computer? In fact, there are various factors that may cause SD
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