Comparing ALD-MP3 and ALD-MP4 Display Utilities

The ALD-MP3 and ALD-MP4 software utilities configure and manage customer-facing retail displays. While both tools control messaging and media, they support different hardware generations and content formats.
  • ALD-MP3 provides a stable foundation for essential text display, supporting HTML4 layouts and basic zone management.
  • ALD-MP4 elevates the experience with HTML5, QR code integration, ESC/POS compatibility, and the exclusive Acode Command Set — making it the smarter, future‑ready choice for businesses aiming to engage customers with sharper visuals and richer content.

 

 

1. Overview of ALD Customer Display Utilities

ALD Utilities provide configuration and control for multimedia LCD customer displays.

  • ALD‑MP3 → stable legacy utility for basic text display.
  • ALD‑MP4 → enhanced utility with HTML5, ESC/POS, proprietary Acode commands, and QR code support for modern POS environments.

 

2. Technical Comparison

Category ALD‑MP3 ALD‑MP4
HTML Support  HTML  HTML5
Command Set – VFD  Epson, WD304, Logic Control  ESC/POS + Acode
Screen Zones  Footer fixed (Enable only)  Footer flexible (Enable/Disable)
Color Handling  Odd row only  Odd + Even row coloring
QR Code Support  No  Yes (interactive QR codes)
Performance  Stable, legacy drivers  Optimized drivers, lower CPU load
Updates  Legacy maintenance  Active development, ongoing updates

 

3. Sub‑categories inside table :

ALD Utilities provide configuration for LCD customer displays. MP3.x supports HTML4 and basic text zones, while MP4.x introduces HTML5, ESC/POS, proprietary Acode commands, and QR code integration for modern POS workflows.

Category Functions ALD‑MP3  ALD‑MP4
Header Logo  Format  JPG JPG
System Clock  Enable/Disable  ✔ ✔
Screen Zones  Full Screen Zone (Promoter)  Enable/Disable Enable/Disable
 Zone 1 – Footer Screen (VP1/MP1)  Enable only Enable/Disable
 Zone 2 – Left Screen (MP2)  Enable/Disable Enable/Disable
 Screen Size Ratio  ✔ ✔
Command Set ESC/POS,WD304,CD5220, Posiflex, Logic Controls ESC/POS , Acode
Text Box  Rows  2–20 2–20
 Columns  2–30 2–30
Color Options  Odd Row  ✔ ✔
 Even Row  ✘ ✔
 Background  ✔ ✔
 System Clock  ✔ ✔
Functions  Font Selection  ✔ ✔
 Backup Path  ✔ ✔
 Hide Cursor/Pointer  ✔ ✔
 Cursor  ✔ ✔
 Enable Setting Password  ✔ ✔
 Force Enable Backup Path  ✔ ✔
 Reset Customer Display String  ✔ ✔
Acode Command Set  Proprietary Control  ✘  ✔

 

 

4. Acode Command Set (MP4 Exclusive)

a. Playback Control

Function Syntax Description
Active (Play) <cmd>p,{zone},{duration},{file}</cmd>  Plays a file in the specified zone for a set duration.
Stop <cmd>e,{zone}</cmd>  Stops playback in the specified zone.

b. QR Code Integration

Function Syntax Example
Generate QR Code <cmd>qr,1,Description,URL</cmd>  Creates a QR code with label and link.
Example 1 <cmd>qr,1,Driver Link,https://www.acode.com/en/driver-downloads/</cmd>  QR code linking to driver downloads.
Example 2 <cmd>qr,1,ALD Product,https://www.acode.com/en/product-category/customer-display/</cmd>  QR code linking to product category page.

c. Technical Notes :

  • Zone Parameter → Defines display area (full screen, footer, left zone, etc.).
  • Duration → Playback time in seconds; controls display cycles.
  • File Parameter → Accepts supported multimedia formats (JPG, video, HTML5).
  • QR Code → Encodes description + URL for direct customer interaction.

 

4. Why Upgrade to ALD-MP4?

Upgrading to ALD-MP4 unlocks modern display capabilities that go beyond the stable baseline of ALD-MP3.

  • HTML5 Support → richer layouts, multimedia embedding, and compatibility with web‑based POS systems.
  • Flexible Screen Zones → footer and left zones can be enabled/disabled, giving more control over layouts.
  • Color Options → alternating odd/even row colors improve readability and customization.
  • Exclusive Acode Command Set → adds multimedia playback and QR code integration for interactive customer engagement.
  • Future‑Ready → optimized drivers, lower CPU usage, and ongoing updates ensure long‑term support.

 

4. Conclusion

  • ALD-MP3 → Reliable, essential text display for legacy POS.
  • ALD-MP4 → Advanced multimedia, QR codes, and exclusive Acode Command Set.
  • Result → ALD-MP4 is the ideal upgrade for businesses seeking dynamic branding and customer engagement at the POS.