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0104110000086990
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7’’ JRP7813 Display
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Note: COG: Chip On Glass (LCD+IC); BL: Backlight; TP: Touch Panel
Product Description |
Hardware Description |
How to use with Raspbian/Ubuntu Mate/Win10 IoT Core System |
1. Download the latest image from the official download.
2. Install the system according to the official tutorial steps.
After the programming of Step 1 was completed, open the config.txt file of Micro SD Card root directory and add the following code at the end of the file, save and eject the Micro SD Card safely:
max_usb_current=1 hdmi_force_hotplug=1 config_hdmi_boost=10 hdmi_group=2 hdmi_mode=87 hdmi_cvt 1024 600 60 6 0 0 0 |
1. Open the "config.txt" file (the "config.txt" file is located in /boot):
sudo nano /boot/config.txt |
2. Add the statement in the "config.txt" file, press Ctrl+X to exit, press Y to save.
display_rotate=1 #0: 0; 1: 90; 2: 180; 3: 270 |
3. Restart the Raspberry Pi after saving.
sudo reboot |
After the display is rotated, the touch needs to be modified.
1. Install libinput
sudo apt-get install xserver-xorg-input-libinput |
2. Create the xorg.conf. D directory in /etc/x11 / below (if the directory already exists, this will proceed directly to step 3).
sudo mkdir/etc/X11/xorg.conf.d |
3. Copy the file "40-libinput.conf" to the directory you just created.
sudo cp /usr/share/X11/xorg.conf.d/40-libinput.conf /etc/X11/xorg.conf.d/ |
4. Edit "/etc/X11/xorg.conf.d/40-libinput.conf".
sudo nano / etc/X11/xorg.conf.d/40-libinput.conf |
Find a part of the touchscreen, add the following statement inside; press Ctrl+X to exit, press Y to save. 7inch HD Display-C user manual.
Option "CalibrationMatrix" "0 1 0 -1 0 1 0 0 1" |
5. Restart your Raspberry Pi
sudo reboot |
Complete the above steps for a 90 degree rotation.
Note:
0 degrees of rotation parameters: Option "CalibrationMatrix" "1 0 0 0 1 0 0 0 1"
90 degrees of rotation parameters: Option "CalibrationMatrix" "0 1 0 0 -1 1 0 0 1"
180 degrees of rotation parameters: Option "CalibrationMatrix" "-1 0 1 0 -1 1 0 0 1"
270 degrees of rotation parameters: Option "CalibrationMatrix" "0 -1 1 1 0 0 0 0"
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