3.5 inch Pi TFT LCD Touchscreen(320*480)

This 3.5 inch TFT LCD touchscreen module connects directly to the Raspberry PI. The resolution is 320×480. This display has been tested with the latest version of Raspbian. The installation instructions are below.SpecificationsLCD TypeTFTLCD InterfaceSPITouch Screen TypeResistiveTouch Screen ControllerXPT2046Colors65536BacklightLEDResolution320*480 (Pixel)Aspect Ratio2:03Power ConsumptionTBDBacklight CurrentTBDOperating Temp. ()TBDInterfacePIN NO.SYMBOLDESCRIPTION1, 173.3VPower positive (3.3V power input)2, 45VPower positive (5V power input)3, 5, 7, 8, 10, 12, 13, 15, 16NCNC6, 9, 14, 20, 25GNDGround11TP_IRQTouch Panel interrupt, low level while the Touch Panel detects touching18LCD_RSInstruction/Data Register selection19LCD_SI / TP_SISPI data input of LCD/Touch Panel21TP_SOSPI data output of Touch Panel22RSTReset23LCD_SCK / TP_SCKSPI clock of LCD/Touch Panel24LCD_CSLCD chip selection, low active26TP_CSTouch Panel chip selection, low active3.5inch TFT Touchscreen install instructionsOverviewThe reference instructions were on the right track, however not complete.Reference instructions: [https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=178443]The following instructions worked for a Raspberry PI 3 with Raspbian installed.Assumptions: basic cli navigation knowledge, ssh enabled, have networking enabled, are connected to the internet and have latest version of Raspbian as of May 2017.StepsEnable SPIsudo raspi-configNavigate to5 Interfacing optionsand enable SPI (P4 SPI)sudo rebootUpdate Raspberry PIsudo apt-get updatesudo apt-get upgradesudo rebootSetup config.txt file for piscreensudo nano /boot/config.txtAdd this line to the bottom of the file:dtoverlay=piscreen,speed=16000000,rotate=270Save and exitInstall fbi – framebuffer imagerviewersudo apt-get install fbisudo nano /usr/share/X11/xorg.conf.d/99-fbturbo.confChangeOption “fbdev” “/dev/fb0″toOption “fbdev” “/dev/fb1″Save and exitSetup touchscreen scriptsudo nano .config/lxsession/LXDE-pi/touchscreen.shAdd the following lines to the touchscreen.sh fileDISPLAY=:0 xinput –set-prop ‘ADS7846 Touchscreen’ ‘Evdev Axes Swap’ 0DISPLAY=:0 xinput –set-prop ‘ADS7846 Touchscreen’ ‘Evdev Axis Inversion’ 0 1Save and exitChange the file permissionssudo chmod a+x .config/lxsession/LXDE-pi/touchscreen.shRun the script at startupsudo nano .config/lxsession/LXDE-pi/autostartInsert the followingafter@pcmanfm –desktop –profile LXDE-pibutbefore@xscreensaver -no-splash:@lxterminal -e .config/lxsession/LXDE-pi/touchscreen.shSave and exitInstall xinputsudo apt-get install xinputInstall evdev confsudo apt-get install xserver-xorg-input-evdevsudo cp -rf /usr/share/X11/xorg.conf.d/10-evdev.conf /usr/share/X11/xorg.conf.d/45-evdev.confReboot and testsudo rebootThe following instructions worked for a Raspberry PI 4 with Raspbian installed.Assumptions: basic cli navigation knowledge, ssh enabled, have networking enabled, are connected to the internet and have latest version of Raspbian. Tested on November 202.StepsEnable SPIsudo raspi-configNavigate to5 Interfacing optionsand enable SPI (P4 SPI)sudo rebootUpdate Raspberry PIsudo apt-get updatesudo apt-get upgradesudo rebootGet the Configuration Scriptsudo rm -rf LCD-showgit clone https://github.com/goodtft/LCD-show.gitchmod -R 755 LCD-showcd LCD-show/sudo ./LCD35-showReboot and testsudo reboot