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Product Picture
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
have no touch screen: MSP4020
Screen Size
4.0(inch)
Screen Type
TFT
Driver IC
ST7796S
Resolution
480*320 (Pixel)
Luminance
have touch screen: 330Cd/m2
have no touch screen: 510Cd/m2
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
0.78W(have touch)/0.93W(no touch)
Rough Weight(Package containing)
have touch screen: 71g
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
- 4.0 inch SPI Module User Manual
- 4.0 inch TFT Specifications
- 4.0 inch SPI Module Size Picture
- 4.0 inch SPI Module Schematic
- 4.0inch SPI Module screen Schematic and PCB package library
- Driver IC ST7796S Data sheet
Program Download
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