ILI9341 TFT Display
Color SPI TFT display for richer dashboards and interfaces.
AI Ready Overview
Quick Summary
ILI9341 TFT is a color display commonly used in FYP and embedded projects. It is best for color dashboard and touch ui variants, with wiring and testing planned around Arduino, ESP32, Raspberry Pi.
Difficulty
Intermediate
Time Required
1-2 weeks for wiring, basic code, platform integration and repeated test readings
Cost
RM18-RM45 module range in Malaysia; full project cost depends on scope.
Components
ILI9341 TFT, Arduino, ESP32, Raspberry Pi
Overview
What is ILI9341 TFT?
ILI9341 TFT displays provide color graphics for dashboards, menus and visual interfaces in embedded projects.
Engineering Reference
Quick Specs
| Operating Voltage | 3.3V logic / 5V module variants |
|---|---|
| Interface | SPI |
| Difficulty | Intermediate |
| Typical Malaysia Price | RM18-RM45 |
| Best For | Color dashboard, Touch UI variants |
Real Usage Notes
Suitable / Not Suitable
Suitable for
- ✓ Color dashboard
- ✓ Touch UI variants
- ✓ Smart mirror/status panel
Not suitable for
- ✕ Low-memory Arduino graphics-heavy UI
- ✕ Ultra-low power display
Build Planning
Difficulty
ILI9341 TFT is rated Intermediate. Plan around 1-2 weeks for wiring, basic code, platform integration and repeated test readingsdepending on wiring, libraries, calibration, dashboard/app integration and testing evidence.
Build Planning
Time Required
1-2 weeks for wiring, basic code, platform integration and repeated test readings
Malaysia Price Guidance
Cost
Typical module price range: RM18-RM45. This is component guidance only; a complete FYP cost depends on controller, sensors, casing, display, app/dashboard, documentation and timeline.
Connections
Pinout
VCC
Power input. Check whether the module expects 3.3V logic or 5V module variants before wiring.
GND
Common ground with the controller and external supply.
SPI
Main SPI connection used by the module.
IO
Additional signal pins depend on the exact module variant.
Platform Notes
Wiring Guides
ILI9341 TFT with Arduino / ESP32
Connect power, ground and the SPI signal lines. Use level shifting when a 5V module connects to a 3.3V controller.
| ILI9341 TFT VCC | 3.3V logic |
|---|---|
| ILI9341 TFT GND | Controller GND |
| Signal pins | SPI |
Fix Common Problems
Troubleshooting
Troubleshooting
Common Mistakes
FYP Ideas Using ILI9341 TFT
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Student Questions
FAQ
Is ILI9341 TFT good for FYP projects?
Yes, ILI9341 TFT is suitable for FYP work when the project matches its limits: Color dashboard and Touch UI variants.
What is the most common ILI9341 TFT mistake?
Wrong SPI wiring