Differences
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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en:c1_tft_touch [2016/08/23 19:25] john1117 [Manual Calibration] |
en:c1_tft_touch [2017/07/26 15:53] (current) john1117 [TSLIB Calibration] |
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| Line 1: | Line 1: | ||
| ==== Test your Touchscreen ==== | ==== Test your Touchscreen ==== | ||
| + | |||
| Create a new udev file | Create a new udev file | ||
| sudo vi /etc/udev/rules.d/95-ads7846.rules | sudo vi /etc/udev/rules.d/95-ads7846.rules | ||
| - | | + | |
| and then, add this lines and save it\\ | and then, add this lines and save it\\ | ||
| SUBSYSTEM=="input", ATTRS{name}=="ADS7846 Touchscreen", ENV{DEVNAME}=="*event*", SYMLINK+="input/touchscreen" | SUBSYSTEM=="input", ATTRS{name}=="ADS7846 Touchscreen", ENV{DEVNAME}=="*event*", SYMLINK+="input/touchscreen" | ||
| Line 13: | Line 14: | ||
| Now you can see this node. | Now you can see this node. | ||
| ls /dev/input/touchscreen | ls /dev/input/touchscreen | ||
| + | <wrap hide> | ||
| Install the event test and touchscreen library | Install the event test and touchscreen library | ||
| - | sudo apt-get install evtest tslib libts-bin | + | sudo apt-get install evtest libts-bin |
| + | </wrap> | ||
| + | Install the event test and touchscreen library | ||
| + | sudo apt-get install evtest | ||
| Now you can use some tools such as sudo evtest /dev/input/touchscreen which will let you see touchscreen events in real time, press on the touchscreen to see the reports. | Now you can use some tools such as sudo evtest /dev/input/touchscreen which will let you see touchscreen events in real time, press on the touchscreen to see the reports. | ||
| sudo evtest /dev/input/touchscreen | sudo evtest /dev/input/touchscreen | ||
| - | ==== TSLIB calibration Calibration ==== | + | <wrap hide> |
| + | ==== TSLIB Calibration ==== | ||
| Run startx | Run startx | ||
| sudo startx & | sudo startx & | ||
| Line 29: | Line 33: | ||
| Then, you can run following command. | Then, you can run following command. | ||
| sudo TSLIB_FBDEVICE=/dev/fb2 TSLIB_TSDEVICE=/dev/input/touchscreen ts_test | sudo TSLIB_FBDEVICE=/dev/fb2 TSLIB_TSDEVICE=/dev/input/touchscreen ts_test | ||
| - | + | </wrap> | |
| - | ==== X Calibration ==== | + | ==== X11 Calibration ==== |
| 1. The xinput-calibrator pakage download | 1. The xinput-calibrator pakage download | ||
| sudo apt-get install xinput-calibrator | sudo apt-get install xinput-calibrator | ||
