20x2 Character VFD (Vacuum Fluorescent Display) - SPI interface [20T202DA2JA]
The 20×2 Character VFD (Vacuum Fluorescent Display) delivers the retro glow and exceptional readability of vacuum fluorescent technology in a familiar character display format. Model 20T202DA2JA, this display looks and behaves like a standard character LCD but with a distinctive bright blue-green glow that's easily readable even from a distance.
Unlike parallel character LCDs, this VFD uses an SPI serial interface, requiring only 3 digital pins for control. Any standard character LCD code can be adapted to work with this display by converting the parallel interface to serial — refer to the controller chip datasheet for data storage and transmission details.
Key Features
- Vacuum Fluorescent Display – Bright, high-contrast blue-green characters with wide viewing angle
- 20×2 Character Format – Two rows of 20 characters for status messages, readings, and text
- SPI Serial Interface – Only 3 digital pins needed, freeing up I/O for other components
- Custom Characters – Create and display custom character glyphs
- Scrolling Support – Built-in text scrolling capability
- LCD-Compatible API – Works with adapted character LCD code
Ideal For
- Retro-style project displays and dashboards
- Point-of-sale and kiosk displays
- Instrument panels and status readouts
- Any project where high readability and visual impact are important
Package Contents
- 1× 20×2 Character VFD Module (20T202DA2JA)
Resources
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The 20×2 Character VFD (Vacuum Fluorescent Display) delivers the retro glow and exceptional readability of vacuum fluorescent technology in a familiar character display format. Model 20T202DA2JA, this display looks and behaves like a standard character LCD but with a distinctive bright blue-green glow that's easily readable even from a distance.
Unlike parallel character LCDs, this VFD uses an SPI serial interface, requiring only 3 digital pins for control. Any standard character LCD code can be adapted to work with this display by converting the parallel interface to serial — refer to the controller chip datasheet for data storage and transmission details.
Key Features
- Vacuum Fluorescent Display – Bright, high-contrast blue-green characters with wide viewing angle
- 20×2 Character Format – Two rows of 20 characters for status messages, readings, and text
- SPI Serial Interface – Only 3 digital pins needed, freeing up I/O for other components
- Custom Characters – Create and display custom character glyphs
- Scrolling Support – Built-in text scrolling capability
- LCD-Compatible API – Works with adapted character LCD code
Ideal For
- Retro-style project displays and dashboards
- Point-of-sale and kiosk displays
- Instrument panels and status readouts
- Any project where high readability and visual impact are important
Package Contents
- 1× 20×2 Character VFD Module (20T202DA2JA)
