Millet 4 Mobile phone FastBoot mode entry
1: The next step is to brush the machine. In the shutdown state, while holding down the "volume" + "power button" into the FastBoot brush mode, see the following figure and then use the data line will be mobile phone and computer USB connection.
PS: (Millet boot or shutdown computer or in recovery) under the Super Terminal input ADB reboot bootloader carriage re
What is FastBoot?
FastBoot, English translation means a quick start. In Android phones, FastBoot is a much lower-than-recovery brush machine model. is the use of USB data cable to connect a mobile phone brush mode. Compared to some systems (such as iOS), the brushes are more reliable and secure.
Method One
1. Long Press the power button for 10 seconds
2.
Original URL: http://memory.blog.51cto.com/6054201/1202420Reprint Supplement:1, first, the mobile phone must first enter the bootloader state, fastboot devices to be able to react (have printed information);If the ADB devices can see its own phone, you can tap the command directly on the shell:ADB reboot bootloaderWait patiently, it should go into bootloader mode2, at this time, enter the command: FastBoot
Brush a recovery, always error:sudo fastboot flash recovery downloads/recovery.img(bootloader) Variable not supported!Target reported max download size of 31457280 bytesSending ' recovery ' (6954 KB) ...FAILED (data transfer failure (Value too large for defined data type))Finished. Total time:0.028sFind a half-day data, the final test to get the reason, because with a 1-turn 4USB adapter influence, directly connected to the computer USB port is normal
-mingw32/sys-root/mingw/include# HOST_GLOBAL_LD_DIRS += -L/usr/i686-w64-mingw32/sys-root/mingw/lib# HOST_CXX := $(TOOLS_PREFIX)g++ -static-libgcc$(TOOLS_EXE_SUFFIX)
The above modification depends on the mingw version.
Last run:
# make USE_MINGW=y adb
Three unrecognized command options may be reported here. I don't know if the mingw version is correct. Currently, the following impacts are also found:
# cc: error: unrecognized command line option ‘-mfloat-abi=softfp’# cc: error: unrecognized
From: http://blog.chinaunix.net/uid-20546441-id-1746200.html I'm adding "prerequisites" to some of the issues that are encountered with virtual machine compilation Linux Android source full virtual machine disk space around 100G (60G used to store code and compiled files) swap 30G or so, if too small will lead to missing files after compilation "Concrete steps" theoretically, as long as the next version of the Windows SDK, It comes with fastboot and A
The steps are as follows:1. Installation of Linux-windows cross-compilation Environment Mingwin execution: apt-get install Mingw322. Set some compilation parameters and environment variable execution:. Build/envsetup.sh3. Compiling Windows version: execute: Make use_mingw=y adb execution: Make use_mingw=y fastboot4. Compiling Linux Version: execute: Make adb execution: Make FastBoot5. Finally to the Out/host/windows-x86/bin directorySolve the problem of compiling ADB and
Linux driver development focuses on content-from "embedded Linux driver template overview and project practices", embedded driver development
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Initially, it seems that the development of Linux Device Drivers involves a lo
Android system transplantation and driver development-Chapter 6-use instances to understand Linux driver development and experiences, and android driver development
The operating method of the Linux driver is interaction. For example, if you want to send a print command to the Linux printer
To install a driver under Windows, we need to pack all the software you need-called a driver package. The driver package includes the general installation tools provided by the system for all device classes, and includes device-specific components provided by the device vendor. Let's take a look at what components are specifically needed in the
Linux Device Driver category, character device driver, how to add cdev to the kernel ?, Driver category cdev
1. Linux Device Driver category
By hardware of Managed Devices
Character Device
Access by byte streams, which can be accessed sequentially or at specified locations
Touch screen LCD for serial port terminals
Bl
Character Device Driver instance
With the foundation of the previous section, I will learn how to compile a character device driver and test it on the client to verify whether the character device driver has been created successfully.1. Character Device Driver
The following is the
Android system transplantation and driver development-Chapter 7-LED driver and android driver development
Implementation principle of LED Driver
Write LED driver:
Before testing the LED driver, you need to use a USB data cable to
[Video] Secrets of Embedded Linux/Android driver development (1) Touch Screen driver development and android driver development
Secrets of Embedded Linux/Android driver development (1) Touch Screen driver development
Topic Introduction: Since samurst invented the world's fi
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Diagram of the driver model of the bus device:
Steps for writing driver Bus Driver Model Code:
Device, driver, and app led driver instances:
Device code implementation:Led_drv.c
# Include
Driver code implementation:Led_dr
Java. SQL. SQLException: [Microsoft] [ODBC driver manager] in the specified DSN, the architecture between the driver and the application does not match, odbc driver Manager
Java database connection (JDBC-ODBC Mode)
Environment: win7 64-bit and NetBeans IDE 7.1.2 jdk1.7.0 _ 17 (64-bit)
After the program is written, the following error occurs: java. SQL. SQL
The MQ-2 Smoke gas sensor module is driven on the X210v3 Development Board.It is now necessary to drive a MQ-2 smoke gas sensor module. After detecting smoke exceeding a certain standard, it will return a different level, similar to the key driver.But when writing the driver, you need to use the Gph2_3 number PIN. However, the Ioremap address is then configured in the kernel, and it is not possible to control the GPIO or enter the interrupt.It was lat
Compaq 511 series windows_xp driver chipset:Ftp://ftp.hp.com/pub/softpaq/sp36501-37000/sp36880.exeSound Card:Note: If you are installing Windows XP SP2, you must first install the "Microsoft universal audio architecture (uaa) bus driver ", if you are installing Windows XP SP3, you can directly install the Sound Card Driver (because the SP3 system has integrated t
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