We included in Armbian a small utility called h3disp. If called without arguments it displays just a usage information:
tk@orangepipc:~$ sudo h3disp
[sudo] password for tk:
Usage: h3disp [-h/-H] -m [video mode] [-d] [-c [0-2]]
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This is a tool to set the display resolution of your Orange
Pi by patching script.bin.
In case you use an HDMI-to-DVI converter please use the -d switch.
The resolution can be set us