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This 7.84 inch display screen is a 400x1280 vertical screen.it can be used for x86 PC and Raspberry Pi or other HDMI signals that can output a resolution of 400x1280.it can rotate to a landscape resolution of 1280 x 400 on the computer and Raspberry Pi through settings.
The external size of the 7.84 inch display screen is 2.7x8.1 inches.Its display area size is 2.4x7.6 inches.The thickness from LCD to PCB is 0.4 inches.The highest component on the PCB is 0.3 inches.
The brightness of the 7.84 inch display can be adjusted through the side brightness potentiometer.(The current is 1A at 10 levels of maximum brightness).Integrate 2x3W 4P PH2.0mm speaker socket(The current of the audio circuit is about 1A at maximum volume).
This display driver board has reserved a second LCD screen socket. It can be connected to a second identical LCD screen by upgrading the firmware to achieve the effect of dual-screen simultaneous display and dual-level different display in the future (requires the use of CH341 chip USB converter IIC board). This display driver board also reserves a 6P universal GT9xx capacitive touch interface.
The .stl 3D shell printing file and the .dxf acrylic shell cutting file are prepared under the electlab-rpi/7.84_8.8_11.26INCH_HDMI project on github.

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Features and Specs
The 7.84" 400*1280 LCD display is an IPS LCD display which connects to the RPI through the HDMI FPC cable.
It has 2x3W speaker socket.
It is compatible with X86 PC and RPI 1 model A+ B+/ PI 2 model B/PI 3 model A+ B B+/PI 4 model B nd 2B.
It is powered by the USB TypeC socket and the RPI is powered by the display.

Package Includes
1 x 7.84" hdmi display
1 x TypeC USB cable
1 x XH2.54 2Pin cable
1 x touch pen
8 x M2.5x4 screw
4 x M2.5x10 screw
1 x HDMI PCB for RPI1,2,3
1 x Micro HDMI PCB for RPI4,5
1 x HDMI FPC Cable
1 x straight screwdriver
2 x Stand + 2 x Stand PCB
1 x user manual

Modify /boot/config.txt
hdmi_force_hotplug=1
hdmi_ignore_edid=0xa5000080
hdmi_group=2
hdmi_mode=87
#7.84 inch 400x1280
hdmi_timings=400 0 50 30 80 1280 0 10 5 30 0 0 0 60 0 44520000 3
#8.8 inch 480x1920
#hdmi_timings=480 0 30 30 30 1920 0 6 6 6 0 0 0 60 0 66280000 3
#11.26 for pi4
#hdmi_cvt 440 1920 60 6 0 0 0
#11.26 for pi1,2,3
#hdmi_timings=440 0 25 15 40 1920 0 10 5 15 0 0 0 60 0 60840000 3
hdmi_drive=2

مرحبًا،

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شاشة عرض LCD مقاس 7.84 بوصة 400 × 1280 HDMI حافظة مكبر صوت لـ RPI

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