Fixing the ESP32 Marauder 2.8" TFT Touch & Display Issue | Complete Guide

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Fixing the ESP32 Marauder 2.8" TFT Touch & Display Issue — Step-by-step

By Sakshyam Bastakoti (They Call Me Electronerd)

Summary: If your ESP32 Marauder UI looks distorted or the touch doesn't register on a 2.8" ILI9341 TFT (often with XPT2046 touch controller), the problem is usually mismatched pin mapping or incorrect touch calibration.

Download Fixed Firmware on GitHub

Problem Overview

After flashing the firmware the screen sometimes shows colored noise or partial rendering on the right side. Touch also becomes inaccurate or non-responsive.

Recommended Wiring

TFT Pin	ESP32 Pin
VCC	3.3V
GND	GND
CS	GPIO 5
RESET	GPIO 22
DC	GPIO 21
MOSI	GPIO 23
SCK	GPIO 18
T_CS	GPIO 4
T_IRQ	GPIO 2

Code Configuration

// TFT Display
#define TFT_MOSI 23
#define TFT_SCLK 18
#define TFT_CS   5
#define TFT_DC   21
#define TFT_RST  22

// Touch
#define TOUCH_CS 4
#define TOUCH_IRQ 2

Written by Sakshyam Bastakoti Tech & Robotics Enthusiast

Open GitHub Repository

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