clebell

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Recent activity by clebell Recent activity Votes
    1. Community
    2. OLEDs
    3. NHD-0420CW Display Upside Down

    I was assuming that, after making the interface pin selection, the other display parameters were already configured at power on.Perhaps that was the source of my previous confusion.This will keep m...

    1. Community
    2. OLEDs
    3. NHD-0420CW Display Upside Down

    It seems I was mistaken.  Maybe.  This is too much.This is a NHD-0420CW-AB3. I have been orienting the display with the row of connector pads at the bottom.So I just turned it upside down and the t...

    1. Community
    2. OLEDs
    3. NHD-0420CW Display Upside Down

    Just tried it.  No change.I suspect that I may have a fried controller. The static electricity around here is brutal, even though I have all kinds of ESD protection on my bench.I'll find out soon. ...

    1. Community
    2. OLEDs
    3. NHD-0420CW Display Upside Down

    To summarize:1.  Power on: The display is mirrored top to bottom. Characters are upside down.2.  Reset the display by grounding the /RES pin: Display and characters are now right side up, but mirro...

    1. Community
    2. OLEDs
    3. NHD-0420CW Display Upside Down

    I reset the display using the active low reset signal (/RES).Now the characters are right side up, but they are reversed right to left.Questions:  1.  I was assuming that I could rely on the power-...