Monday, 15 June 2015

Mini eBay monitor

Last week I ordered a 7" HDMI/VGA/Composite monitor from an 'Australian' seller 'Globedealmark' for about $64 including postage. It comes as a bare PCB and LCD module with no documentation so they expect you to mount it in a case etc yourself.
Screen, controller and user controls
The board requires 12V DC at about 1amp. I first tried it on an old Windows 7 laptop using the VGA interface and a screen resolution of 1366x768 scaled automatically to the monitors native 800x480 pixels. It looks very good!
VGA input from laptop at 1366x768
Then I fired up the pcDuino Nano3 ARM board and tried that via HDMI. This time I set the resolution to match the display and the result is very nice.
Native 800x480 via HDMI
This is the combination I intend to use, mounted in a briefcase along with some SDR hardware. Altogether a good buy I think!
800x480
I forgot to mention that the display supports a reversed composite input for a car reversing camera etc too. Very hand all round.





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