Enhanced-N Channel MOS tube (e.g. si2300) switching conditions
An enhanced n-Channel MOS Tube's s (source source) and D (drain drain) conduction conditions depend on the
VGS, the voltage dropout between the gate and the source. only if
vgs > 2.5V, which is
vg (G-pole voltage)-
vs (S-pole voltage) > 2.5v,d and S-poles conduction. For example:
G extremely 3.3V, s extremely 0.1V,
vgs = 3.3-0.1 = 3.2V > 2.5V, so D-pole and S-pole conduction, D-Pole
How to make the KSC subtitles
1, the installation of small grizzly bear subtitles self-made software
Download the small grizzly bear subtitle self software and follow the prompts to install it.
2, start Kbuilder tools software
Start Kbuilder Tools, and then the main window appears:
Below, take "Where Papa Goes theme song" As an example, explain the whole process of making song script.
3.
Mom's song the mom song Chinese subtitles
A red song on the Internet that describes mom nagging. The lyrics are translated into multiple languages and even the sign language version. The American comedy actress, Anne, is nagging all day to take care of the daily lives of three children. One day, with an occasional opportunity, the sound of the Anita flash, "Wh
To give you the K song People software users to detailed analysis to share a record song after the completion of the lack of sound problem solving tutorial.
Tutorial Sharing:
1, first of all to exclude their own record in the song, the microphone has been opened
2, second, to exclude the recording file is kept intact
3, moreover, check whether the phone
For the cool dog software users to detailed analysis to share the cool dog songs to use the method of music.
Method Sharing:
1, first in the mobile phone installed cool dog music player, download installation I believe everyone will be it;
2, after installation, turn on the mobile phone cool dog music player, and then click on the interface of the right small corner of the "more", and then in the pop-up interface, and then click on "Listen to music
presenting illegal weapons! I'm not surprised by the result!Q: Why do you want to do knowledge management?A minister: s always do!Knowledge management is the boss to do, is to do to the boss to see, not to form knowledge, precipitate knowledge, create knowledge to realize the value of knowledge, not for those who formed knowledge and need knowledge of the staff, not to mention the formation mechanism of knowledge, sedimentation mechanism, push mechanism, incentive mechanism 、。。。。。。Q: What does
Seventh chapter LED will blink for me: Control the light-emitting secondary tube-learning notes1. Realization principle of LED driveLinux driver and hardware interaction principle: Linux Drive and I/O memory through the IOREAD30 and IOWRITE32 functions, I/O memory and hardware, memory management module is responsible for synchronizing I/O memory and hardware in Germany data.Explanation: Although the Linux driver deals directly with hardware, it is not
This morning, I looked at Facebook's old news about one person managing 20,000 servers. is also idle oneself probably to forget a bit. It is calculated by using the 1U server for all of the Facebook servers. A standard cabinet probably puts 20 units (ideally, no network devices, no storage). A total of 1000 enclosures are required for 20,000 services. Also find a news about IDC (Century interconnection is very good in IDC, take it as an example.) Reference (http://news.idcquan.com/news/64805.sht
Method for obtaining pipe standard and tube outer diameter
The pipe standards determine whether the defaultpipe field exists in the second flasys. If yes, the data in cadpipe is obtained.
The uniqueness of defaultpipe is determined by the flasys drop-down list.
If "with metric tube" is true, replace the HGA obtained in defaultpipe with HGB.
If defaultpipe is PP, take the A1A field in cadflang
Tags: Single-Chip Microcomputer digital tube dynamic display timer
The above is a circuit diagram. j16 is connected to j15, and J6 321 corresponds to P2 ^ 0--p2 ^ 2, which is conducive to saving MCU resources. Among them, P1 ^ 0 and Le are connected, segment selection (determines what the digital display is), and bit selection (which one of the digital tubes is bright) is determined by the 138 decoder. Let's write the program first:
# Include
// T
Whether it is a buzzer or LED digital tube display, in fact, the two for code writing is not much different, are gpio a typical application. Red Bull Development Board has a buzzer, and EM-STM3210E has a four-bit led digital tube, the code is relatively simple, not worth the two write a separate blog, so the two in one article to explain, but two sample code is independent.
First, the buzzer, check the sch
Ultrasonic principle of simple ranging accurate, the application of a wide range of the following a self-written digital tube program, display part of the need to change, the recent contest written I use the Hui Development Board, a common yin digital tube
Ultrasonic Module Program//Author: Z H//time 2015/11/29//trig = p2^0//echo = p3^2 #include
1. To add a local song we just click on the QQ Music "local song" to open into
2. Then we click on the right menu to open the entry
3. Then we find "Scan song" Click Open to enter
4. You can choose "Custom Scan" and "scan filter" as shown in the following figure to open the entry, details as shown in the following figure
5. Aft
created a session for this customer. , the server will use the session ID to retrieve this session (if it is not retrieved, may create a new one, this situation may appear on the service side has deleted the user corresponding Session object, However, the user manually appends the previous jsession parameter to the requested URL. If a customer request does not contain SessionID, a session is created for this customer and a SessionID associated with this session is generated, and the session ID
This is a 3D simulation of Numerical Control Tube Bending Machine that I have been working on.Program. Currently, the entire program is written in C ++/CLI, and the interface is. net controls (the color must be consistent with the previous project, so it is ugly), the 3D part uses OSG for display, and the control uses managed C ++ for programming to interact with OSG. 3D Machine tools use SolidWorks for modeling and export to the formats supported by
/mnt/hgfs/share/linux-3.2-fs210-v3.tar.bz2./$ cp/mnt/hgfs/share/linux3.2drivers/./AUnzip the kernel source code$ tar xvf linux-3.2-fs210-v3.tar.bz2Compile kernel source code$ CD ~/workdir/driver/linux-3.2-fs210-v3$ cp fs210_defconfig. config$ make Zimage Compiling driver Source code $ make View the build-generated KO file and copy it to the NFS file system directory.$ ls$ CP fs210_led.ko/source/rootfs/ Execute the Make led_test command to compile the test file. $ make Led_test Start the Deve
LEDs via I/o command (using the FILE_OPERATIONS.IOCTL function)Third, Test led driverThe final test led driver, the method has a few(i) General procedures for writing test f/0 control commands(ii) test LED driver with NDK(iii) test LED driver using JavaFour, LED-driven transplantThe simplest porting of LED drivers is to compile them under different lim muscle cores.For example, the LED drivers in this book are compiled under Linux 2.6.36, and if you need to install the LED driver onto a system
http://down.51cto.com/data/2109104It took some effort. Although simple, it is very helpful for me to memorize the 44-item form of the knowledge domain and the process group, and make an item-by-click on the form of the official Information System Master Tutorial 54 page. PPTX format, need OFFICE2007 above use, mobile phone in Android Quickoffice under normal operation. 4 download coins, too expensive please make your own.Item Tube 44 Self-Test pptx an
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