4inch TFT display User Guide

Product Description

4.0-inch color screen,support 65K color display,display rich colors
480X320 resolution, optional touch function
Using the SPI serial bus, it only takes a few IOs to illuminate the display
Easy to expand the experiment with SD card slot
Provide a rich sample program
Military-grade process standards, long-term stable work
Provide underlying driver technical support

Product Parameters

Name	Parameter
Display Color	RGB 65K color
SKU	have touch screen: MSP4021
SKU	have no touch screen: MSP4020
Screen Size	4.0(inch)
Screen Type	TFT
Driver IC	ST7796S
Resolution	480*320 (Pixel)
Module Interface	4-wire SPI interface
Active Area (AA area)	55.68x83.52 (mm)
Module PCB Size	61.74x108.04(mm)
Touch Screen Type	resistive touch screen
Touch IC	XPT2046
VCC power voltage	3.3V~5V
Power Consumption	TBD
Rough Weight(Package containing)	have touch screen: 71g
Rough Weight(Package containing)	have no touch screen: 58g

Interface Definition

Number	Pin Label	Description
1	VCC	5V/3.3V power input
2	GND	Ground
3	CS	LCD chip select signal, low level enable
4	RESET	LCD reset signal, low level reset
5	DC/RS	LCD command / data selection signal, high level: command, low level: data
6	SDI(MOSI)	LCD SPI bus write data signal
7	SCK	LCD SPI bus clock signal
8	LED	Backlight control, high level lighting, if not controlled, connect 3.3V always bright
9	SDO(MISO)	SPI bus read data signal, if you do not need to the read function, you can not connect it
(The following is the touch screen signal line wiring, if you do not need to touch function or the module itself does not have touch function, you can not connect them)
10	T_CLK	Touch SPI bus clock signal
11	T_CS	Touch screen chip select signal, low level enable
12	T_DIN	Touch SPI bus input
13	T_DO	Touch SPI bus output
14	T_IRQ	Touch screen interrupt signal, low level when touch is detected

Product Documentation

Program Download

4.0 inch SPI Module Package

Reference Materials

Arduino IDE software use illustration
C51 Keil and stc-isp software use illustration
STM32 keil software use illustration
PCtoLCD2002 software use illustration
Image2Lcd software use illustration
Chinese and English display modulo settings

How to use on Arduino

Module instructions for use on the Arduino

Common Software

PCtoLCD2002
Image2Lcd

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