Discussion Overview
The discussion revolves around determining the active area width of a display with a resolution of 128x64 pixels. Participants explore whether this measurement depends on the pixel size, specific calculations, or other factors related to display technology.
Discussion Character
- Exploratory, Technical explanation, Debate/contested
Main Points Raised
- One participant questions how to ascertain the active area width of a 128x64 pixel display, asking if it depends on the pixels themselves or requires special calculations.
- Another participant suggests that for computer monitors, the active area would depend on the dpi (dots per inch) of the display.
- A different participant notes that for LCDs or VFDs, the physical size cannot be determined solely from the resolution, emphasizing the need for datasheet information for specific displays.
- One participant shares experiences of seeing 128x64 displays with varying physical sizes, ranging from 1 inch to 6 inches.
- Another participant explains that each pixel is typically a square sensor, and to find the display size, one would need to know the dimensions of each sensor, proposing a formula based on those dimensions.
- A participant expresses skepticism about the existence of hexagonal LCD pixels and requests a reference, while also clarifying that the term "sensor" may not be appropriate for display elements.
Areas of Agreement / Disagreement
Participants express differing views on how to determine the active area width of the display, with no consensus reached on the best approach or the existence of hexagonal pixels.
Contextual Notes
Limitations include the dependence on specific display models and the need for additional information from datasheets to accurately determine physical dimensions.