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3.5inch IPS SPI Module ST7796: Difference between revisions

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Line 87: Line 87:
| align="center" |Communication Interface
| align="center" |Communication Interface
| align="center" |IIC
| align="center" |IIC
|-
| align="center" |Material
| align="center" |G+F
|-
|-
| align="center" |Operation Temperature
| align="center" |Operation Temperature
Line 128: Line 125:
|-
|-
| align="center" |Interface
| align="center" |Interface
| align="center" |14 Pin 2.54mm Header and 0.5mm FPC
| align="center" |14P 2.54mm spacing Header and 0.5mm spacing FPC seat
|-
|-
| align="center" |Weight(including  package)
| align="center" |Weight(including  package)
| align="center" |MSP3525: 70g
| align="center" |MSP3525: 73g
MSP3526: 80g
MSP3526: 82g
|}
|}


==<font color="blue">Interface Definition</font> ==
==<font color="blue">Interface Definition</font> ==
[[File:MSP3526-004.png|650px]]
[[File:MSP3526-4.jpg|750px]]
 
*'''Interface Function Description'''
 
{| class="wikitable" border="1" style="width: 600px; background-color: white;"
| align="center" |'''Number'''
| align="center" |'''Interface'''
| align="center" |'''Function Description'''
|-
| align="center" |'''①'''
| align="center" |'''14 Pin Header'''
|2.54mm spacing row pins, module signal input pins
|-
| align="center" |'''②'''
| align="center" |'''Micro SD Slot'''
|Insert a Micro SD card to expand storage space, such as storing big data content such as fonts and images
|-
| align="center" |'''③'''
| align="center" |'''14P FPC'''
|0.5mm FPC terminal, used for module signal input with the same function as ①
|}
 
*'''Pin Function Description'''
 
{| class="wikitable" border="1" style="width: 600px; background-color: white;"
{| class="wikitable" border="1" style="width: 600px; background-color: white;"
| align="center" |Number
| align="center" |'''Number'''
| align="center" |Pin Label
| align="center" |'''Pin Label'''
| align="center" |Description
| align="center" |Description
|-
|-
| align="center" |1
| align="center" |1
| align="center" |VCC
| align="center" |'''VCC'''
|Power positive  
|Power positive  
|-
|-
| align="center" |2
| align="center" |2
| align="center" |GND
| align="center" |'''GND'''
|Power ground
|Power ground
|-
|-
| align="center" |3
| align="center" |3
| align="center" |LCD_CS
| align="center" |'''LCD_CS'''
|LCD selection control signal, Low level active
|LCD selection control signal, Low level active
|-
|-
| align="center" |4
| align="center" |4
| align="center" |LCD_RST
| align="center" |'''LCD_RST'''
|LCD reset control signal, Low level reset
|LCD reset control signal, Low level reset
|-
|-
| align="center" |5
| align="center" |5
| align="center" |LCD_RS
| align="center" |'''LCD_RS'''
|LCD command / data selection control signal
|LCD command / data selection control signal


Line 165: Line 185:
|-
|-
| align="center" |6
| align="center" |6
| align="center" |SDI(MOSI)
| align="center" |'''SDI(MOSI)'''
|SPI bus write data signal(SD card and LCD screen  used together)
|SPI bus write data signal(SD card and LCD screen  used together)
|-
|-
| align="center" |7
| align="center" |7
| align="center" |SCK
| align="center" |'''SCK'''
|SPI bus clock signal(SD card and LCD screen used  together)
|SPI bus clock signal(SD card and LCD screen used  together)
|-
|-
| align="center" |8
| align="center" |8
| align="center" |LED
| align="center" |'''LED'''
|LCD backlight control signal (If you need control,  please connect the pins. If you don't need control, you can skip it)
|LCD backlight control signal (If you need control,  please connect the pins. If you don't need control, you can skip it)
|-
|-
| align="center" |9
| align="center" |9
| align="center" |SDO(MISO)
| align="center" |'''SDO(MISO)'''
|SPI bus read data signal (SD card and LCD screen used together)
|SPI bus read data signal (SD card and LCD screen used together)
|-
|-
| align="center" |10
| align="center" |10
| align="center" |CTP_SCL
| align="center" |'''CTP_SCL'''
|Capacitive  touch screen IIC bus clock signal (modules without touch screens do not need  to be connected)
|Capacitive  touch screen IIC bus clock signal (modules without touch screens do not need  to be connected)
|-
|-
| align="center" |11
| align="center" |11
| align="center" |CTP_RST
| align="center" |'''CTP_RST'''
|Capacitor  touch screen reset control signal, low-level reset (modules without touch  screens do not need to be connected)
|Capacitor  touch screen reset control signal, low-level reset (modules without touch  screens do not need to be connected)
|-
|-
| align="center" |12
| align="center" |12
| align="center" |CTP_SDA
| align="center" |'''CTP_SDA'''
|Capacitive  touch screen IIC bus data signal (modules without touch screens do not need  to be connected)
|Capacitive  touch screen IIC bus data signal (modules without touch screens do not need  to be connected)
|-
|-
| align="center" |13
| align="center" |13
| align="center" |CTP_INT
| align="center" |'''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)
|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)
|-
|-
| align="center" |14
| align="center" |14
| align="center" |SD_CS
| align="center" |'''SD_CS'''
|SD card selection control  signal, low level active  (without SD card function, can be disconnected)
|SD card selection control  signal, low level active  (without SD card function, can be disconnected)
|-
|-
Line 209: Line 229:
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/QD3525-Specifications-A.pdf '''3.5inch IPS LCD Specifications''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/QD3525-Specifications-A.pdf '''3.5inch IPS LCD Specifications''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/3.5inch_CTP_Module_FT6336U_Size.pdf '''3.5inch Capacitive Touch Screen Size Picture''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/3.5inch_CTP_Module_FT6336U_Size.pdf '''3.5inch Capacitive Touch Screen Size Picture''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/3.5inch_SPI_Module_MSP3526_Size.pdf '''3.5inh IPS SPI Module with Touch Screen Size Picture''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/3.5inch_SPI_Module_MSP3526_Size.pdf '''3.5inch IPS SPI Module with Touch Screen Size Picture''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/3.5inch_SPI_Module_MSP3525_Size.pdf '''3.5inh IPS SPI Module without Touch Screen Size Picture''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/3.5inch_SPI_Module_MSP3525_Size.pdf '''3.5inch IPS SPI Module without Touch Screen Size Picture''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/3.5inch_SPI_Module_MSP3525_MSP3526_Schematic.pdf '''3.5inch IPS SPI Module Schematic''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/3.5inch_SPI_Module_MSP3525_MSP3526_Schematic.pdf '''3.5inch IPS SPI Module Schematic''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/Altium_3.5inch_48pin_QD3525_Package_library.zip '''3.5inch IPS SPI Module screen Schematic and PCB package library''']
* [http://www.lcdwiki.com/res/MSP3525_MSP3526/Altium_3.5inch_48pin_QD3525_Package_library.zip '''3.5inch IPS SPI Module screen Schematic and PCB package library''']

Latest revision as of 16:09, 19 July 2023

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Product Picture

Product Description

  • 3.5inch 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
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 14P 2.54mm spacing Header and 0.5mm spacing FPC seat
Weight(including package) MSP3525: 73g

MSP3526: 82g

Interface Definition

  • Interface Function Description
Number Interface Function Description
① 14 Pin Header 2.54mm spacing row pins, module signal input pins
② Micro SD Slot Insert a Micro SD card to expand storage space, such as storing big data content such as fonts and images
③ 14P FPC 0.5mm FPC terminal, used for module signal input with the same function as ①
  • Pin Function Description
Number Pin Label Description
1 VCC Power positive
2 GND 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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This page was last edited on 19 July 2023, at 16:09.