树莓派3B直接先插HDMI再开机会花屏 用另外一个"派"开机不显示,要HDMI查一下正常显示器再插回PocketLCD才能显示

[colinkyd]

[gyy0814]

您好 我的问题是会显示一半 我感觉是因为屏幕默认上竖着显示的问题 并且也测试了切换显示方向 都是只有一半

[gyy0814]

方便的话可以加一下QQ交流下吗 ฅ۶•ﻌ•♡

[colinkyd]

您好 我的问题是会显示一半 我感觉是因为屏幕默认上竖着显示的问题 并且也测试了切换显示方向 都是只有一半

我和你问题一样

[fzwwj95]

和驱动有关？

[EngineerWill]

看看config.txt是否指定了对应分辨率

[colinkyd]

看看config.txt是否指定了对应分辨率 插电脑显示器正常显示

[corrugatorsupercilii]

Tested on Pi Zero W 2, the EDID from PockeLCD

pi@raspberrypi:~ $ edidparser edid.dat Enabling fuzzy format match... Parsing edid.dat... HDMI:EDID version 1.3, 0 extensions, unknown aspect ratio HDMI:EDID features - videodef 0x80 !standby !suspend !active off; colour encoding:RGB444|YCbCr422; sRGB is not default colourspace; preferred format is not native; does not support GTF HDMI:EDID ignored unknown descriptor tag 0x0 HDMI:EDID ignored unknown descriptor tag 0x0 HDMI:EDID ignored unknown descriptor tag 0x0 HDMI:EDID does not yet know monitor vertical range, setting to default 24 to 120Hz HDMI:EDID failed to find a matching detail format for 1080x1920p hfp:72 hs:8 hbp:16 vfp:14 vs:4 vbp:4 pixel clock:137 MHz HDMI:EDID calculated refresh rate is 60 Hz HDMI:EDID guessing the format to be 1080x1920p @60 Hz HDMI:EDID found unknown detail timing format: 1080x1920p hfp:72 hs:8 hbp:16 vfp:14 vs:4 vbp:4 pixel clock:137 MHz HDMI:EDID established timing I/II bytes are 00 00 00 HDMI:EDID standard timings block x 8: 0x0101 0101 0101 0101 0101 0101 0101 0101 HDMI:EDID adding mandatory support for DMT (4) 640x480p @ 60Hz HDMI:EDID filtering formats with pixel clock unlimited MHz or h. blanking unlimited HDMI:EDID no known preferred format has been set HDMI:EDID filtering preferred group has been changed from Invalid to DMT HDMI:EDID best score mode initialised to DMT (4) 640x480p @ 60 Hz with pixel clock 14 MHz (score 25) HDMI:EDID best score mode is now DMT (4) 640x480p @ 60 Hz with pixel clock 25 MHz (score 36864) HDMI0:EDID preferred mode is updated to DMT (4) 640x480p @ 60 Hz with pixel clock 25200000 Hz HDMI:EDID has only DVI support and no audio support edidparser exited with code 0

Edits for /boot/config.txt

#5.5 inch 1080x1920@60Hz #Display in landscape mode... config_hdmi_boost=10 hdmi_group=2 hdmi_mode=87 max_framebuffer_width=1080 max_framebuffer_height=1920 #From EDID.dat 60Hz, unfortunately didn't work #hdmi_timings = 1080 0 72 8 16 1920 0 14 4 4 0 0 0 60 0 137000000 3 #Using HDMI timing calculator @59.94Hz hdmi_timings= 1080 0 72 8 16 1920 0 14 4 4 0 0 0 60 0 136890490 3 display_hdmi_rotate=3