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by fraz
Mon Mar 26, 2018 11:24 pm
Forum: Advanced users
Topic: Help writing an overlay (dts / device tree) for an ssd1307
Replies: 14
Views: 3877

Re: Help writing an overlay (dts / device tree) for an ssd1307

One more post in case it helps the next person. The vertical garbled bands might be a clock issue? https://www.freetronics.com.au/pages/oled128-quickstart-guide-raspberry-pi Troubleshooting If the OLED128 display is appearing garbled or not reliably updating, you may need to lower the SPI clock spee...
by fraz
Mon Mar 26, 2018 1:26 pm
Forum: Advanced users
Topic: Help writing an overlay (dts / device tree) for an ssd1307
Replies: 14
Views: 3877

Re: Help writing an overlay (dts / device tree) for an ssd1307

And I can confirm this is woeful. I get about 1 frame per second using mplayer: mplayer -vo fbdev2:/dev/fb1 -x 128 -y 64 -bpp 1 -fs -zoom ../radar.gif Using mp4, or GIF. Even using 1 bit 128x64 source material (the radar images I've processed to display: https://imgur.com/KH5Y2G8 - radar MP4 https:/...
by fraz
Mon Mar 26, 2018 12:16 pm
Forum: Advanced users
Topic: Help writing an overlay (dts / device tree) for an ssd1307
Replies: 14
Views: 3877

Re: Help writing an overlay (dts / device tree) for an ssd1307

Thanks for posting your steps @ighea! I have a SSD1306 128x64 monochrome OLED from ebay too. I was getting s warning: Warning (unit_address_vs_reg): Node /[email protected] has a unit name, but no reg property while doing "dtc [email protected] -I dts -O dtb -o oled.dtbo oled.dts && mv oled.dtbo /boot/overlays/" It seems...

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