RichardR

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Latest activity by RichardR
  • RichardR created a post,

    NHD‐0420CW‐AG3: blinking part of text?

    Hello,I have one more question about the NHD‐0420CW‐AG3 OLED display: is it possible to make some text blink?I'm using the display to control a machine, and in some situations, I want to show the...

  • RichardR commented,

    Quote Regarding the Set Contrast command the margin of change is around 30-40%   OK, that would explain it. From what I can judge with the naked eye, the difference between minimum and maximum ...

  • RichardR created a post,

    NHD‐0420CW‐AG3 Contrast question

    Hello,Thanks to Saurabh's good advice, I managed to get the NHD‐0420CW OLED display working properly. I have however a question about the contrast function. I'm using the following commands to set ...

  • RichardR commented,

    Ah, OK, I surmised that this was a demo program to show how different functions are addressed -- I never realized that this initialization sequence was actually necessary for proper functioning of ...

  • RichardR commented,

    Hello Saurabh, Quote This display does have a lengthy initialization sequence that needs to occur to setup the registers on the display controller.   No, I did not initialize the display -- I...

  • RichardR created a post,

    NHD‐0420CW‐AG3 + I2C + PIC assembly code: trouble getting started

    Hello,I'm trying to get an OLED display type NHD‐0420CW‐AG3 working with a 16F1789 PIC controller, via I2C.Unfortunately, even after several days of digging through the datasheets, checking out c...