Main public logs

Combined display of all available logs of Geekworm Wiki. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 06:08, 19 September 2021 119.18.0.138 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Sorry I don't understand the pin file very well. Can you tell me which GPIO pins are not used by the screen? Are they the ones with NC listed next to them? Sorry nowhere in the file does it say Not Used or Free? Thanks)
• 15:14, 1 September 2021 Lisa talk contribs performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi，It is enabled by default)
• 19:12, 31 August 2021 78.141.52.95 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Does Version C have a short circuiter for GPOI18 & PWM, or is this enabled as default?)
• 23:09, 8 May 2021 84.124.204.75 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi everyone, I have installed software folliwing instructions. I have welded on the gpio riser and attached the screen. The backlight is on, but I have no display. I have wiped and reinstalled several times. Is my unit defective? Is there any way to troubleshoot? Thank you)
• 02:36, 2 May 2021 32.211.146.238 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (...check what your board actually looks like, instead of the model number printed on it. Mine says version B, but it's definitely version A hardware)
• 21:08, 11 April 2021 69.255.233.18 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi. Where can I find the datasheet for the Epson 2.8'' L4S00242P00 used in this display?)
• 05:28, 6 April 2021 184.188.138.78 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Question 1: Where do i buy this screen from? I dont see an e shopping link to it here. Am I supposed to configure my pi from your imagination?) Tags: Mobile edit Mobile web edit
• 20:34, 5 March 2021 109.157.221.143 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Is it possible to switch between HDMI output and touchscreen output, or even output to both? Thanks!)
• 15:06, 28 February 2021 35.132.242.80 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Those of you getting the "Unrecognized check name gpios_property", I went into the raspi-config tool and disabled just about every interface and set the display resolution to match that of the device (i.e., 640x480) and that seemed to fix my problems with being able to boot to the display)
• 18:19, 22 February 2021 217.64.244.186 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Same thing for I don't know why)
• 03:30, 24 January 2021 84.142.241.116 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Can someone provide a working RetroPie image for the Pi Zero W with the MZP280V00BR screen? Using auto-install script I run into the gpios_property error and don't know if it is fixable.)
• 03:06, 24 January 2021 84.142.241.116 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (This is on Raspbian 9 stretch with kernel 4.14)
• 03:02, 24 January 2021 84.142.241.116 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Running the autoinstall script gives me FATAL ERROR "Unrecognized check name gpios_property" in the end. Touch function works after running the acript, but display output does not work. How to fix?)
• 16:41, 22 January 2021 Cindy talk contribs performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi, yes, this screen is for Raspberry Pi Zero /W use.)
• 17:08, 12 January 2021 71.195.218.225 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Same thing happens to me on PI 4)
• 17:05, 12 January 2021 71.195.218.225 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (This does not work on a Raspberry Pi 4)
• 04:30, 10 January 2021 95.10.235.125 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Is there any unused GPIO pins on version C?)
• 20:56, 30 December 2020 188.122.5.86 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (This UI is not compatible with ALLO (mini) BOSS DAC by HW. In Volumio I was not able to turn the UI into operation due to (I guess) kernel/settings limitations. In Moode Audio I was able to have the UI working but then the DAC was not working. I was able to remove one conflict - Backlight PWM control on pin 18 is used by ALLO mini BOSS DAC to be enabled. I used 40pin cable and switched lines 17 and 18, then changed pin 17 to 18 for configuration control. Unfortunately, when both components ar...)
• 04:00, 30 December 2020 188.122.5.86 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi, I tested the UI on raspbian OS and it works nicely. Then I switched to Volumio and during installation there are errors related to DTC (the DTC itself was not installed by default): FATAL ERROR: Unrecognized check name "gpios_property". Same for clocks-property, unique_unit_address and avoid_unn.... . Any idea how to solve it? Regards!)
• 18:22, 9 November 2020 78.25.86.98 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello, Geekworm team and community! I've got the Version-A display (without additional right-side pins on the back). How is it possible to control the backlight brightness or turn off the screen in software or configuration files on the Raspberry? It is possible turn off the backlight by disconnect +5V wire? Or maybe it is possible to solder wire to the tracks on the back of the board and plug to the not connected GPIO18 Raspberry pin? I hope for your help, thanks.)
• 12:19, 24 October 2020 99.70.215.164 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Not sure anyone will read this, but how do I disable the touchscreen so that I can utilize i2c for an RTC????)
• 03:06, 16 September 2020 171.224.179.9 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Can you please get this working with pi Musicbox and Volumio systems (Linux kernel v4.14.**)?)
• 06:22, 27 August 2020 189.34.248.116 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Facing issues with version B and a raspberry pi zeor w. Installed all the drivers. The screen is connected, and is obviously receiving power. But the screen itself just doesn't show anything, it is a black screen.)
• 19:08, 20 August 2020 47.41.19.7 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (I think I am having the same problem. The screen is connected, and is obviously receiving power. But the screen itself just doesn't show anything! I followed their driver instructions, and after reboots, it simply doesn't do anything beside turn on the backlight.)
• 05:46, 9 August 2020 109.171.137.229 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (@jdeFalconr: Any luck troubleshooting this issue? I'm attempting to use the MZP280V04TR V1.0 model screen with a raspberry pi zero w. I've followed the Read.me instructions for installing the device drivers. Once I 'sudo reboot' the screen backlight turns on, but there is no image displayed (i.e., no raspbian desktop). I haven't found any additional information online to help me troubleshoot this issue. Has anyone been able to get this screen working?)
• 05:06, 4 August 2020 Christr talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (So the issue with the Blue/Yellow appears to be when the serial driver loads, it for some reason resets GPIO 7 & 8. So the setting that the vendor put in /boot/config.txt gets overridden. So, I put the following mini startup script in to run on boot. Script location-name: /etc/systemd/system/fixgpio.service Script contents below: [Unit] Description=fix gpio for screen [Service] Type=simple ExecStart=/usr/bin/raspi-gpio set 7-8 a2 [Install] WantedBy=multi-user.target Then run service fixg...)
• 04:47, 4 August 2020 173.69.3.2 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Found my own fix. edited: /etc/X11/xorg.conf.d/99-calibration.conf reversed the Calibration section options a bit. Mine is now this after calibration: Section "InputClass" Identifier "calibration" MatchProduct "ADS7846 Touchscreen" Option "Calibration" "3964 151 3843 240" Option "SwapAxes" "0" EndSection)
• 04:45, 4 August 2020 173.69.3.2 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (So the issue with the Blue/Yellow appears to be when the serial driver loads, it for some reason resets GPIO 7 & 8. So the setting that the vendor put in /boot/config.txt gets overridden. So, I put the following mini startup script in to run on boot. Script location-name: /etc/systemd/system/fixgpio.service Script contents below: [Unit] Description=fix gpio for screen [Service] Type=simple ExecStart=/usr/bin/raspi-gpio set 7-8 a2 [Install] WantedBy=multi-user.target Then run servic...)
• 03:11, 4 August 2020 Christr talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (How do you rotate the touch part? I wanted to rotate display and set display_rotate=1 which works, but how do you also rotate the touch portion? thanks --chris)
• 05:21, 30 July 2020 94.230.146.233 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (I've also received MZP280V00BR model and I only get the backlight with Raspberry Pi 3B. The backlight becomes a bit brighter/dimmer during the boot time, but nothing is displayed on the screen.)
• 14:13, 17 July 2020 JdeFalconr talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (OK I was able to get the backlight to stay on (bad connection) but the screen is still empty. On which GPIO pins should I check connection to make sure that my remaining connections are good?)
• 14:01, 17 July 2020 JdeFalconr talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello, I've just connected this screen to my Pi Zero W but I get no output. The Pi boots normally but the screen's backlight just flickers intermittently and nothing displays on the screen. I went through the online setup script and rebooted afterwards, also doing an apt-get update too for good measure.)
• 07:48, 11 July 2020 Gtejias talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi.. after a lot of search over the internet, I still can't manage to solve the blue/yellow screen problem... tried any of the advices mentioned, but no one works!!! Has anyone done it NOT entering terminal to write sudo raspi.. everytime?)
• 17:40, 2 June 2020 Zakukashi talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello, I connected this screen to my PI Zero, everything works great with colors and brightness etc.. However my screen seems to have permanent black lines in a weird circle configuration. Almost looks like artefacts left from someone drawing on the screen. How can I remove this? IT seems to be always there, even when PI is booting I can see the lines "stuck". Heres what it looks like: https://imgur.com/a/ppxY7Al)
• 16:10, 27 May 2020 193.121.32.249 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Thanks for your quick answer. Finally, I managed to make it work, the problem was the pi zero, it was giving only 3v to the screen. I tried with other pi zero and it works perfectly when I use raspbian. I tried to use RetroPie (I want to create a portable console) but I don't manage to make it work, when I execute the installer I get an error saying that /boot/tmp.dts does not exist and FATAL ERROR. Any ideas about this? Thank you and have a nice day.)
• 11:28, 27 May 2020 Abby talk contribs performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi, Do you install the driver? Please refer to: https://raspberrypiwiki.com/index.php/2.8_inch_Touch_Screen_for_Pi_zero#For_Version-B If it still not work, please kindly attach some picture to show your installation and steps, and we will reflect to our engineer.)
• 23:56, 26 May 2020 193.121.32.249 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello. I have just received this screen, model B. I did all the steps that this webpage is saying, but, even with that, it is not working. The thing is that the pi zero is not even booting, the led to indicate it is off. But, magically, when I remove the screen, the pi boots without problem. Can someone help me with this issue. Thank you!)
• 01:10, 12 May 2020 81.40.48.143 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello. My C versión shows small vertical lines forming a circle. Can it be caused by software?)
• 05:28, 2 May 2020 Negens talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello, After digging a lot, I made it. Forget the raspi-gpio program. I could never install it because of the messy buggy nodejs package. Here is the method I used : Create a file "gpio_alt.c" : ====================================================== /* Utility to switch Raspberry-Pi GPIO pin functions Tim Giles 01/04/2013 Usage: $ gpio_alt -p PIN_NUMBER -f ALT_NUMBER Based on RPi code from Dom and Gert, 15-Feb-2013, <http://elinux.org/RPi_Low-level_peripherals#C_2> and Gnu getopt() e...)
• 17:28, 27 April 2020 Cindy talk contribs performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi, sorry, not tested on Kali Linux.)
• 11:30, 27 April 2020 201.239.215.90 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi, how can i get this to work with Kali Linux??)
• 22:41, 1 January 2020 79.160.104.83 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Is there any way i can just use the a couple of the pins for just screen and not touch. I need 12 of the gpio pins)
• 02:17, 11 November 2019 112.134.226.195 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Finally got a solution to make sudo raspi-gpio set 8 a2 sudo raspi-gpio set 7 a2 get executed boot Add those lines right before "EXIT" Block of file "/etc/rc.local")
• 06:47, 17 October 2019 89.247.8.127 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello, my display is a Version B - MZP280V00BR. I have installed the drivers like it is explained on this page, but only the backlight turns on. The image of the display is still black. Which driver should i take for online installation of the MZP280...)
• 05:50, 17 October 2019 39.37.196.23 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (How can I use rechargeable battery board like this one: https://bit.ly/32pqyj6 with Version-C)
• 13:10, 28 September 2019 14.136.39.95 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi, try to get rid of the blue/yellow tint with no success. followed the instruction and also check /boot/mzp280v01br.txt already with "gpio=0-8=a2". but the screen does change back normal if i type the raspi-gpio command manually after boot up ... str...)
• 12:41, 18 September 2019 173.25.137.222 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Are any GPIO pins available for use when using this display, for example using a PIR motion sensor on one of the gpio pins simultaneously?)
• 23:21, 4 September 2019 64.121.144.39 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hi, I can fix the blue and white colors by running: sudo raspi-gpio set 7 a2 sudo raspi-gpio set 8 a2 but how can I change it at boot time? I added to config.txt this 2 lines: gpio=7=a2 gpio=8=a2 but doesnt work. Thanks)
• 20:04, 4 September 2019 212.31.3.128 talk performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello friend, I run all commands but it still doesn't work. Do you have any other advice ? Is there a way to debug it ? cd ~/ git clone https://github.com/tianyoujian/MZDPI.git cd MZDPI/vga sudo chmod +x mzdpi-vga-autoinstall-online sudo ./mzdpi-vga-...)
• 19:20, 4 September 2019 Admin talk contribs performed unknown action "comments/add" on 2.8 inch Touch Screen for Pi zero (Hello friend, Could you please follow the user guide:http://www.raspberrypiwiki.com/index.php/2.8_inch_Touch_Screen_for_Pi_zero#Use_Guide Best regards, Cindy/Geekworm)