• sales

    +86-0755-88291180

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

NameParameter
Display ColorRGB 65K color
SKUhave touch screen: MSP4021
have no touch screen: MSP4020
Screen Size 4.0(inch)
Screen TypeTFT
Driver ICST7796S
Resolution480*320 (Pixel)
Module Interface4-wire SPI interface
Active Area (AA area)55.68x83.52 (mm)
Module PCB Size61.74x108.04(mm)
Touch Screen Typeresistive touch screen
Touch ICXPT2046
VCC power voltage3.3V~5V
Power ConsumptionTBD
Rough Weight(Package containing)have touch screen: 71g
have no touch screen: 58g

Interface Definition


NumberPin LabelDescription
1VCC5V/3.3V power input
2GNDGround
3CSLCD chip select signal, low level enable
4RESETLCD reset signal, low level reset
5DC/RSLCD command / data selection signal,

high level: command, low level: data

6SDI(MOSI)LCD SPI bus write data signal
7SCKLCD SPI bus clock signal
8LEDBacklight control, high level lighting,

if not controlled, connect 3.3V always bright

9SDO(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)
10T_CLKTouch SPI bus clock signal
11T_CSTouch screen chip select signal, low level enable
12T_DINTouch SPI bus input
13T_DOTouch SPI bus output
14T_IRQTouch screen interrupt signal, low level when touch is detected
TAG: Industrial Raspberry Pi Pico ST7789 Industrial USB TO RS232/485 (C) UART FT232RNL 2m For 3.3V / 5V For Switchable RS232/RS485 EPS32S3 1.8inch Round LCD Display WIFI-AIDA64-Secondary-TouchScreen/Wireless-Power/Video-Player LVGL FT232RNL USB TO TTL Industrial UART Can For Raspberry Pi 5 Terminal Debug Jetson Nano Development Board spotpear Refractive Prism ESP32 IR Thermal Imaging Camera SpotPear Raspberry Pi 5 Aluminium Case USB camera 5MP IMX335 No Distortion Jetson Orin Nano/NX Super Developer IO Base Development Board Dual network RJ45 For Jetson Orin Nano/NX Module Arduino Thermal imaging camera Raspberry Pi Pico 2 RP2350B 2.8 inch LCD Development Board RGB Display Round TouchScreen 480x480 LVGL QMI8658 / SD / RTC SpotPear ESP32-S3FH4R2-MINI-Tiny-Stamp-WIFI-Bluetooth5 ESP32-P4-NANO Development Board RISC-V WiFi6 MIPI CSI Camera / 10.1 inch DSI Display / USB / RJ45 Ethernet / POE / Audio Buzzer ADXL354C Dev Board Raspberry Pi 5 Active Cooler