4inch TFT display User Guide

Product Description

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

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

TAG：树莓派Pico 2 RP2350B-Plus-W开发板WIFI官方Radio Module 2 HDMI to LVDS ESP32 ST7789 tutorial Raspberry Pi Pico 2 RP2350 1.47 inch LCD B Display Development board RP2350A 1.47inch Screen RGB color Raspberry Pi Zero 4G Cat1 With USB Hub Expansion Board LTE/GPS/EA/EU also For Zero 2W Raspberry Pi Pico ST7789 ESP32 Development Board WiFi+Bluetooth Ultra Low Power Dual Core ESP 32S ESP 32 Similar ESP8266 USB Camera 2MP GC2093 &zwnj;WDR Backlight Compensation&zwnj; Onboard microphone Raspberry Pi 5 PD Activation Module ESP32-S3 AI 1.54-inch e-Paper Ink Screen 1.54inch Display AIoT Development Board Deepseek Raspberry Pi Pico 2 RP2350 1.47 inch LCD Display Development board RP2350A 1.47inch Screen RGB color $8.5 Raspberry Pi DSI display 101M-8001280-IPS-CT-K User Guide CPU Monitor Display 1.54inch OLED ESP32-S3 USB Dongle Raspberry Pi 5 PCIe to M.2 Mini NVMe SSD Board (E) With Customized Active Cooler Together USB to UART Wireless AW CB375N 2.4G/5GHz Dual Band WiFi5 Wireless module RTL8822CE CG Bluetooth 5.0 Raspberry Pi 5 PCIe to USB3 HUB Double 2.5G ETH RJ45 and M.2 NVMe SSD PI5 Expansion board HAT+