BobG

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Activity overview

Latest activity by BobG

  • BobG commented,

    1. Community
    2. Character LCDs
    3. ST7066U with ROM 0B

    Thanks for your reply, Saurabh_B.  Looks like I'll have to round up 499 or more of my closest friends if I want to make that happen. -Bob

  • BobG created a post,

    ST7066U with ROM 0B

    1. Community
    2. Character LCDs

    Is it possible to obtain LCD displays such as the NHD-0420E2Z-NSW-BBW with the ROM code 0B English/European character set?  These would be more useful in the US and Europe.

    • BobG
    • 2 followers
    • 2 comments
    • 0 votes

  • BobG commented,

    1. Community
    2. OLEDs
    3. Light Streaking on NHD-0420CW-AB3 Display with I2C rewrites

    Saurabh_B:The streaks are not permanent.  I should have decribed the effect as flashes appearing across the display as the line is written and rewritten.  I just tried the problem program again, an...

  • BobG created a post,

    Light Streaking on NHD-0420CW-AB3 Display with I2C rewrites

    1. Community
    2. OLEDs

    I'm driving an NHD-0420CW-AB3 display with an Arduino Uno via I2C at the nominal serial rate of 100KHz.  When I rewrite a line (or partial line) of the display at a rate of about 3-5 times per seco...

    • BobG
    • 2 followers
    • 2 comments
    • 0 votes

  • BobG commented,

    1. Community
    2. OLEDs
    3. NHD-0420CW I2C interface

    I've just finished working on an I2C driver for the US2066 contoller, and I treated the Co and D/C#flags as described in the manual section 5.1.4.2.  I preceeded each command byte with a control ...

  • BobG commented,

    1. Community
    2. OLEDs
    3. NHD‐0420CW‐AG3: blinking part of text?

    You can blink the user-defined characters.  Check out the US2066 controller manual, available from the product description page.If you're not otherwise using those characters, you coud redefine the...