内核的时候遇到“selecteddeviceis notatouchscreenIunderstand”错误,百度了一下,是由于内核和编译器的一个宏定义不一致导致的,vi include jupitars39932021-07-09 20:09:02 目标设备ID与预期的设备ID不匹配 ) asselected." how canisolve this problem? asIunderstand, the BSP configuration thatIam using has ...
(B)Touch Screen A touch screen is a display device that allows the user to interact with a computer using their finger or stylus (手写笔). They're a useful alternative to a mouse or keyboard for navigating a GUI(graphical user interface).How do you use the touch screen?Tap- A single ...
See our pinch-to-zoom page for further information on this term.Why is a touch screen an input device?Any computer device (including a touch screen) that takes input from the person operating the device is considered an input device. How you use your finger on a touch screen is similar ...
A touch screen monitor is used to input and receive information from a single peripheral device, usually a laptop touch screen monitor. So, when using a touch screen monitor, users do not have to use a keyboard or mouse. They can quickly input data directly into the device by touching the...
其中关键的是version == EV_VERSION这个判断语句,如果这俩不等,那么就会打印出selected device is not a touchscreen I understand。 tslib中的input版本号是在交叉编译的时候指定的,赋值给version,而EV_VERSION是在内核中定义,笔者做tslib时,用的2.6.39内核,这个EV_VERSION定义在linux源码的include/linux/input.h中...
I have T16 laptop, touch screen was working fine till the last updated i made, suddenly it stopped working, can you help me to resolve this problem? Best Regards, Danish Perwez Hello guest37365, Welcome to Lenovo Community I'm sorry to read that the touchscreen stopped working o...
tslib库的移植以及"selected device is not a touchscreen I understand"问题解决 tslib是一个开源的程序,能够为触摸屏驱动获得的采样提供诸如滤波、去抖、校准等功能,通常作为触摸屏驱动的适配层,为上层的应用提供了一个统一的接口。前面已经编写了LCD和触摸屏的驱动程序,现在开始移植tslib库对我们编写的LCD驱动和...
Touchscreen technology has a wide range of potential applications: One area that has seen a huge increase in the use of touchscreen technology is in consumer electronics, such as smartphones, tablets, and smartwatches. This type of device allows users to control their devices with simple gesture...
touchscreen technology has a wide range of potential applications: one area that has seen a huge increase in the use of touchscreen technology is in consumer electronics, such as smartphones, tablets, and smartwatches. this type of device allows users to control their devices with simple ...
首发平台:微信公众号baiwenkeji 很多人在做触摸屏驱动实验,移植tslib库时,可能会出现错误提示“selected device is not a touchscreen I understand” 为什么会这样?原因非常简单:tslib中的输入系统和内核input系统版本不匹配,当然也有其他原因,不过这是最常见的情况,先分析一下tslib代码,观察这句话在什么情况下被打...