signalflow

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Latest activity by signalflow

  • signalflow commented,

    1. Community
    2. OLEDs
    3. OLED Initialization - NHD-0420DZW-AB5

    Nevermind, seems I had a bad connection on Vcc (was low voltage).  Once I gave it a good connection the display quit flickering and the erroneous characters went away for spaces.

  • signalflow commented,

    1. Community
    2. OLEDs
    3. OLED Initialization - NHD-0420DZW-AB5

    OK, I seem to have gotten it to initialize properly.The problem I am having still is that I can write strings such asLCD_write_string("Test") but if I put spaces in like"LCD_write_string("Test Stri...

  • signalflow commented,

    1. Community
    2. OLEDs
    3. OLED Initialization - NHD-0420DZW-AB5

    Can the enable signal go HIGH before the data is put onto the 8 data pins and then bring ENABLE signal LOW?I am setting EN=1 and RS and R/W to their appropriate value, then putting data on the 8 pi...

  • signalflow created a post,

    OLED Initialization - NHD-0420DZW-AB5

    1. Community
    2. OLEDs

    Hi, I have been struggling with initializing the OLED NHD-0420DZW-AB5 correctly using the default 8-bit (6800 parallel interface).I looked at the code supplied by newhaven for 8-bit given at the ...

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