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#1 2020-09-25 11:30:39

c_sharper
Member
Registered: 2020-09-20
Posts: 7

Need help with printer LCD // Creality LD001

I am trying to convert my Creality LD-001, which has a nasty habit of crarhing after 1000 layers using the stock firmware.

I am trying to get NanoDLP running at the moment.

I can't seem to output images to the printer LCD screen. It is connected to HDMI, but stays black all the time.

What options do I need to turn on.

I can turn on the UV lamp with gcodes

M106 turns on the lamp
M107 turns off the lamp

I am only struggling with the display. IT is a standard 2k LCD screen.

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#2 2020-09-25 14:29:26

c_sharper
Member
Registered: 2020-09-20
Posts: 7

Re: Need help with printer LCD // Creality LD001

The 3.5 inch touch screen I figured out how to get stuff on there:

after installing git, and updating apt-get:

git clone https://github.com/goodtft/LCD-show.git
chmod -R 755 LCD-show
cd LCD-show/
sudo ./LCD35-show

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#3 2020-09-25 19:44:53

c_sharper
Member
Registered: 2020-09-20
Posts: 7

Re: Need help with printer LCD // Creality LD001

OK, I now have some progress...

using /dev/ttyUSB0 for RAMPS.

The following Gcode works:

G28 home axis
G1 Z[[some height]]
M106 switch UV-LED on
M107 switch UV-LED off
G90 Set absolute pos
G91 set relative pos

this is the config.txt I am running: I have correct a calibration image, and full white.

hdmi_force_hotplug=1
dtparam=i2c_arm=on
dtoverlay=w1-gpio,gpiopin=26
dtparam=spi=on
enable_uart=1
dtparam=audio=on
dtoverlay=tft35a
start_x=0
gpu_mem=128
hdmi_pixel_freq_limit=300000000
hdmi_timings=1440 0 60 10 35 2560 0 4 4 2 0 0 0 60 0 198378000 0
hdmi_drive=2
disable_overscan=1
max_framebuffer_width=1440
max_framebuffer_height=2560
framebuffer_width=1440
framebuffer_height=2560
program_usb_boot_mode=1

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