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3.5inch IPS SPI Module ST7796: Difference between revisions

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==<font color="blue">Product Description</font> ==
==<font color="blue">Product Description</font> ==


*3.5 inch color screen, supporting 16BIT RGB 65K color display, with rich display colors
*3.5 color screen with 320x480 resolution of 65K colors and rich display colors
*Supports a maximum resolution of 320x480, with delicate display effects
*The upgrade adopts IPS full view panel, with good visual angle
*The display screen adopts a 4-wire SPI serial bus to save I/O pins
*On board level conversion circuit, compatible with 5V and 3.3V MCU
*Optional capacitive touch function to increase interactivity
*Adopting a 4-wire SPI serial bus to save I/O pins
*On board level conversion IC, compatible with 5V and 3.3V MCU
*Optional capacitive touch/no touch function for modules
*Equipped with both pin interface and FPC cable interface
*Module input supports 2.54 pin interface and FPC extension interface
*Equipped with micro SD card slot for convenient function expansion
*Equipped with micro TF card slot for easy storage expansion
*Provide C51,CH32,ESP32,STM32,UNO and Mega2560 rich sample programs for easy learning
*Provide rich example learning programs (ESP32/STM32/Arduino UNO&Mage2560/C51/CH32)
*Provide low-level driver technical support
*Provide low-level driver technical support, and update WIKI information online
*Military level production standards, long-term stable work
*Multiple tests for module aging can meet military level standards, supporting long-term stable work


==<font color="blue">Product Parameters</font> ==
==<font color="blue">Product Parameters</font> ==

Revision as of 18:30, 24 May 2023

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Product Picture

Product Description

  • 3.5 “ color screen with 320x480 resolution of 65K colors and rich display colors
  • The upgrade adopts IPS full view panel, with good visual angle
  • On board level conversion circuit, compatible with 5V and 3.3V MCU
  • Adopting a 4-wire SPI serial bus to save I/O pins
  • Optional capacitive touch/no touch function for modules
  • Module input supports 2.54 pin interface and FPC extension interface
  • Equipped with micro TF card slot for easy storage expansion
  • Provide rich example learning programs (ESP32/STM32/Arduino UNO&Mage2560/C51/CH32)
  • Provide low-level driver technical support, and update WIKI information online
  • Multiple tests for module aging can meet military level standards, supporting long-term stable work

Product Parameters

Name Parameter
LCD Parameters
Screen Size 3.5 inch
Screen Type IPS
Resolution 320xRGBx480 (pixels)
Active Area (AA area) 48.96(W)x73.44(H)(mm)
Number of Colors(Max) 16.7M
Driver IC ST7796U
Display Interface 4-Line SPI
Pixel Size 0.153(H)x0.153(mm)
View Angle ALL 0’CLOCK
Brightness(TYP) 300(cd/m2)
Backlight Type White LED*6
Operation Temperature -10~50(℃)
Storage Temperature -20~60(℃)
Touch Screen Parameters
Touch Active Area 3.5 inch
Touch Screen Type Capacitive Touch Screen
Touch Screen Resolution 320x480(pixels)
Driver IC FT6336U
Touch Screen Visual Area 49.56(w)x74.04(H)(mm)
Communication Interface IIC
Material G+F
Operation Temperature -20~70(℃)
Storage Temperature -30~80(℃)
Size Parameters
TFT Outline Size 55.50±0.2(W)x84.96±0.2(H)x2.5±0.1(D)(mm)(Excluding cables and adhesive backing)
Touch Screen Outline Size 55.50±0.2(W)x84.96±0.2(H)x0.8 (D)(mm)(Excluding cables and adhesive backing)
Module Outline Size Have Touch Screen:55.5(W)x98.0(H)x12.98(D)(mm)(including Pin Header)

NO Touch Screen:55.5(W)x98.0(H)x14.28(D)(mm)(including Pin Header)

Electrical Parameters
Working Voltage 5.0 V
Backlight Current 95 mA
Power 0.5 W
Other Parameters
SKU NO Touch Screen : MSP3525

Have Touch Screen : MSP3526

Interface 14 Pin Header and FPC
Weight(including package) TBD

Interface Definition

Number Pin Label Description
1 VCC LCD power positive
2 GND LCD Power ground
3 LCD_CS LCD selection control signal, Low level active
4 LCD_RST LCD reset control signal, Low level reset
5 LCD_RS LCD command / data selection control signal

High level: data, low level: command

6 SDI(MOSI) SPI bus write data signal(SD card and LCD screen used together)
7 SCK SPI bus clock signal(SD card and LCD screen used together)
8 LED LCD backlight control signal (If you need control, please connect the pins. If you don't need control, you can skip it)
9 SDO(MISO) SPI bus read data signal (SD card and LCD screen used together)
10 CTP_SCL Capacitive touch screen IIC bus clock signal (modules without touch screens do not need to be connected)
11 CTP_RST Capacitor touch screen reset control signal, low-level reset (modules without touch screens do not need to be connected)
12 CTP_SDA Capacitive touch screen IIC bus data signal (modules without touch screens do not need to be connected)
13 CTP_INT Capacitor touch screen IIC bus touch interrupt signal, when generating touch, input low level to the main control (modules without touch screens do not need to be connected)
14 SD_CS SD card selection control signal, low level active (without SD card function, can be disconnected)

Product Documentation

Program Download

Reference Materials

Common Software

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