resistive touchscreen

Gyt_box is a specially developed for the ARM Linux platform based on the Qt graphics interface system testing tools, to provide some common peripherals testing and calibration functions, system settings, monitoring and other functions.The "gyt box" icon can be found on the all or Settings page of the Yocto system Sato desktop, as shown in Figure 1, which launches the program by clicking on the icon. Figure 1 Finding the GYT Box application on the all page Gyt Box on the left side is the functio

Embedded Linux/android Drive Development Secret (1) Touch screen driver developmentSpecial Introduction: Since 1971, when American Samhurst invented the world's first touch sensor, touch-screen technology has been innovating, giving programmers and UI engineers unlimited space to imagine, which greatly improves the end user's ease of operation for a variety of devices, and now our daily lives such as mobile phones, tablets, etc. Has largely relied on and is accustomed to using and manipulating t

/********************************************************************* Name: touchscreen.c* Author: d* Time: 2015.11.23* function: * Touch screen driver, because the MINI2440 uses a first-line touch, and not four-wire resistive touch, touch screen * drive is not available. ********************************************************************//***************************************** Macro Definition ****************************************************

. Touchscreen type Define what kind of touch screen the device is. Possible values are: Notouch (touch-free), stylus (resistive touch screen for stylus), finger (finger touch) Keyboard availability Qualify which keyboard is available. It can be changed during the life cycle of the application. The possible values are: keysexposed– the device has a keyboard available. If the soft keyboard is not availab

models with VGA output (only fixed resolution), can be connected to large-screen VGA display, projector, etc., can also be connected to the VGA capture card user interface screenshots and video.• Based on the Fat/fat32 file System management font and pictures, support multi-level folders (subdirectories), in the number of fonts and pictures, user management is very convenient.• Users can make their own font, support a variety of font tools generated by the font.• The font display encoding forma

, capacitive touch screen, resistive touchscreen)-the screen you actually touch when you start interacting with your phone. As you can see in the, this touch panel firmware sends data to the host Touch driver . Next, the device driver assembles the data and publishes the touch events in the operating system event queue. From here, the operating system's Event management Framework handles these events and br

above.Three, light LCD color LCD screen1, light LCD color LCD screen steps(1). Turn on the FSMC peripheral clock(2). Configuring Gpio Pin status for FSMC(3). FSMC initialization Configuration(4). Call the LCD color LCD screen initialization function(5). Write the LCD color LCD screen reading and writing function (Command/data)(6). Send data to the LCD color LCD screen in the cache and display2. ILI9320 Common Commands3. Code Routines:4. Project Download:Four, LCD color LCD screen display Chines