View source for Arduino Communication Board

<noinclude>{{#default_form:ProductPage}}</noinclude>
{{ProductInfo
|title=Arduino Communication Board
|model=TEST-ARD-EXP-04
|status=Published
|module=Arduino Display Module
|image1=Product-TEST-ARD-EXP-04.png
|image2=Product-TEST-ARD-EXP-04.png
|intro=Display expansion board demo page for microcontroller teaching and interactive prototyping, integrating screen, buttons, and expansion interfaces.(Standalone product  4)
|highlights=* Expansion board form factor for direct stacking on common controller boards.
* Suitable for dashboards, menus, and sensor data display.
* Example parameters and steps maintainable via admin form.
* Standalone product ID: 4.
|displaySize=2.8 inch
|resolution=320 × 240
|interface=8-bit parallel
|touch=Resistive touch
|power=5V
|dimensions=Approx. 78 x 54 mm (demo)
|hardware=The expansion board routes display bus, touch signals, and SD card interface to standard headers. Confirm controller board logic level before use.
|usage=# Align the expansion board with the controller board header.
# Install the matching display driver library.
# Run color and touch test examples.
# Adjust pin definitions and UI per project requirements.
|faq=; What if compilation shows insufficient capacity?
: Reduce font and bitmap resources, or choose a controller with more capacity.
; What if colors are abnormal?
: Check driver model, color order, and initialization orientation settings.
|displayMode={{{displayMode|详情}}}
|cardPage={{{cardPage|{{PAGENAME}}}}}
}}