chromebox touchscreen

This address, reproduced please specify: http://blog.csdn.net/dearsq/article/details/51251009How Hardware WorksThe working principle of the touchscreen is to report the values of coordinate values, x-axis and y-axis. So the input subsystem is used in Linux to implement it.Specific hardware principles can refer to this article capacitive touch-screen hardware fundamentals.This paper mainly summarizes the driving principles and porting steps on Android

-webkit-overflow-scrolling:touch; /* When the finger is removed from the touchscreen, it will keep rolling for some time/-webkit-overflow-scrolling:auto; /* When the finger is removed from the touchscreen, the scroll stops immediately */Overflow:auto or scroll is not valid under iOS, you need to use the-webkit-overflow-scrolling propertyHowever, "This feature is non-standard, please try not to use it in a p

Use-webkit-overflow-scrollingproperty controls whether the element uses a scrolling rebound effect on the mobile device.valueautoWith normal scrolling, when your finger moves away from the touchscreen, scrolling stops immediately.touchUsing scrolling with a rebound effect, the content continues to scroll for a period of time as the finger moves away from the touchscreen. The speed of continued scrolling is

This article was reproduced from: http://blog.csdn.net/yuanzihui/article/details/52871652Common input escalation commands:Input text 1234 actually injected 1234 text into the interface, there is an input box, can obviously see the effectInput KeyEvent 4 Keyboard event, 4 for returnInput TAP 100 300 click on Touchscreen event, simulate click x=100 y = 300 positionInput swipe 100 300 500 300 touchscreen slide

device:# cat/proc/bus/input/devicesi:bus=0000 vendor=0000 product=0000 version=0000n:name= "Qtouch-touchscreen" P:phys=s: sysfs=/devices/virtual/input/input5u:uniq=h:handlers=event5b:ev=bb:key=400 0 4 0 0 0 0 0 0 0 0b:abs=2750000 11030003 " Qtouch-touchscreen "Not the death of the event several, say 1234567 is possible, look at your device."2. Touch parameter Data#探究原因的时候, by:#adb Shell getevent/dev/input/

=/usr/local/tslib/--host=arm-linux Ac_cv_func_malloc_0_nonnull=yes# make# make InstallThe package I downloaded does not have a configure file and needs to run autogen.sh before it can be generated. Run autogen.sh script, need "Autotools", namely autoconf, Automake, Libtool, install these three gadgets directly in the software centerAfter the installation is complete, there are three folders in the/usr/local/trolltech directory: Qt-4.6.3, QtEmbedded-4.6.3, Qtembedded-4.6.3-arm.6. TransplantFollow

/*************************************************************************** * Linux kernel module multi-file compilation * Statement: * This article is mainly recorded in the debug-driven phase, we may prefer to use the mode of module insertion * For driver debugging, which can greatly shorten the commissioning time. Before debugging gt9xx Touch also * is used this way, here is still recorded, convenient to find in the future. * 2016-2-2 Shenzhen Nanshan Ping Shan village Zengjianfeng *********

provided the instructions to build Grub2-efi-ia32. You'll notice they had to use the framebuffer, as there's a bug in VESA. Not everything is working yet. The touchscreen works fine, but Wi-Fi is broken, at least in Ubuntu 13.10.There ' s also a bit more information in Anandtech forums.I ' d assume can just take the latest Linux kernel, and successful boot it on Bay Trail devices (TBC), contrary to most ARM platforms.Brad Linder (liliputing) tried it

mode on both the laptop and the normal desktop Windows 8 should be able to detect whether the device that is running is a tablet with a touchscreen or a laptop or desktop without a touch screen. If the device does not have a touchscreen, Windows 8 should be able to default into desktop mode that looks like Windows 7. In addition, Windows 8 should also allow users to choose the default boot mode, choose W

design of the touchscreen is that it is the finger, which part of the screen is usually operated on. For example, a single handheld handshake, unless your finger days grow particularly long, you will normally use your thumb to click. Therefore, for mobile phones, for the touch of interactive design, the main target is the thumb. Because of the thumb, humans have the precise grasp ability, thus in the evolution to stand out, become intel

the touchscreen at the top of the keyboard. Apple has replaced the full physical function button with an OLED touch bar on 2016 MacBook Pro, but depending on the application and interface, touches bar can display different control content. When you edit a document, it can display input suggestions, browse the Web page, and display favorites and label previews, as well as a shortcut control bar for various tools when you are editing a pic

Add Chinese Input Method keyboard In Windows 8.1, Microsoft Pinyin Input method is opened in the Simplified Chinese version of Windows by default. However, if you want, you can add the Chinese input keyboard by following these steps. Swipe from the right edge of the screen to the middle, and click Set. (If you use the mouse, point to the upper-right or lower-right corner of the screen, and then move the pointer down or up, and then click Settings.) ) In the lower-right corner of the screen, c

Windows 7 has added a lot of practical features, some of which are small and unobtrusive, but with big secrets hidden in small details, let's read the big secret in the small details of the new features of the Windows 7 system. 1. Multi-Touch The multi-touch capabilities of Windows 7 are very popular, and because of the hype of nearly two years of touchscreen handsets, computer products are also starting to itch, and Windows 7 provides the software

A device driver is used as a translation between hardware and the application that uses hardware (user code) or the kernel, which hides the details of the hardware's work behind the scenes, thereby simplifying programming. Programmers can use a set of standardized invocation methods (system calls) to write advanced application code without having to care about the specific hardware it will control or the processor on which it is running. With a well-defined internal application programming inter

This example describes the JavaScript events in the touchscreen. Share to everyone for your reference. The specific analysis is as follows: First, touch events OntouchstartOntouchmoveOntouchendOntouchcancel current Mobile-end browsers support these 4 touch events, including ie. Because the touchscreen also supports MouseEvent, their order is to be noted: Touchstart→mouseover→mousemove→mousedown→mouseup→cl

algorithm, the resulting calculation will be larger, the system load will be heavier, but a good dither algorithm can better remove jitter, in the drawing will be better results; sensitivity and TS thresholds are sensitive indicators of touch screen, generally do not need to be changed, Reference reference value can be Two structures are defined in the Tslib: struct Tsdev { int FD; struct Tslib_module_info *list; }; struct Ts_sample { int x; int y; unsigned int pressure; struct Timeva

of popular connection methods, including 802.11 n WiFi, Bluetooth 4.0, NFC, SIM card and Intel wireless display, the scalability is very good. Keyboard Sony VAIO Tap 11 keyboard and Microsoft surface very similar, by magnetic fixed at the bottom (working form of Bluetooth), the key design makes it easy to associate with the Vaio notebook, although the keys are relatively flat, but the spacing is moderate, typing feel good. In addition, the keyboard is also designed with a switch, and als

same as the two-rocker shooter game on the Xbox 360 and PS3 platforms. The following image is the control setting for the iphone game mini Gore (Minigore). Figure: Minigore Different game settings differ Although there are only two control systems on the touchscreen, not all of the twin-rocker shooter games run in exactly the same way, and the nuances in the game design can greatly affect the user experience. Special terminology There is n

=0001USB usb1:new USB Device strings:mfr=3, product=2, serialnumber=1USB Usb1:Product:S3C24XX OHCIUSB Usb1:Manufacturer:Linux 2.6.30.4-gtstudio OHCI_HCDUSB usb1:SerialNumber:s3c24xxUSB Usb1:configuration #1 chosen from 1 choiceHub 1-0:1.0:USB Hub foundHub 1-0:1.0:2 Ports detectedInitializing USB Mass Storage driver ...Usbcore:registered New Interface Driver Usb-storageUSB Mass Storage support registered.Usbcore:registered New Interface Driver usbserialUSBSERIAL:USB Serial Driver CoreUSB Serial s

, but it is best not to more than 7 screen high . Also need to consider the paging file size, the page file size is best controlled within 13k . 2. The second feature of the keyboard machine determines that the user must follow the established rules to move the focus, such as: arrow keys, Rocker, Wheel, Dial (BlackBerry). Because of this, when we design, we must think about the inline relationship between page link elements, carefully calculate the user's focus movement trajectory. The import