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Topics - RickJ

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OLEDs / NHD‐0420DZW‐AB5 Lines
« on: January 08, 2015, 09:45:54 PM »
I have this display working except for lines 2 & 4. The address counter seems to be correct.
0x40 for Line 2 and 0x54 for Line 4 are returned when checking busy flag but nothing displays. Line 1 and 3 work correctly.
Maybe I'm missing something????

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