Stoneitech STWI043WT Intelligent TFT LCD Instruction Manual

June 15, 2024
Stoneitech

Stoneitech STWI043WT Intelligent TFT LCD

Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-1

Product Information

Specifications

  • Model: STWI043WT-01
  • Release Date: 05/2021
  • Manufacturer: Stoneitech

Introduction

  • The STWI043WT-01 is an Intelligent TFT-LCD Module used as an Equipment TFT display and touch controller. It is equipped with a processor, control program, TFT driver, flash memory, UART port, touch screen, power supply, and more. The module supports Json Code & Hex Code instruction sets, allowing it to be controlled by any MCU.
  • The STWI043WT-01 offers a wide range of basic functions, including Vector font display, image display, curve display, touch function, video & audio function, and more. The User Interface is highly customizable, and the flash memory can store various data such as configuration files, image files, font files, video files, and audio files.

Warranty
All products purchased from Stoneitech are guaranteed to be in good repair for 3 years. If any quality problems (excluding human error) occur within the warranty period, the company will provide free maintenance and replace the broken product unconditionally.

Product Usage Instructions

Application Area
The STWI043WT-01 Intelligent TFT-LCD Module can be used in various applications such as industrial control systems, automation equipment, medical devices, consumer electronics, and more.

Working Principle
The module utilizes its processor, control program, and TFT driver to process and display visual content on the TFT-LCD screen. The touch screen allows users to interact with the displayed content. The module also supports video and audio playback.

Operation Processing
To operate the STWI043WT-01 module, follow these steps:

  1. Ensure that the module is properly connected to the power
    supply and any required peripherals.

  2. Power on the module by pressing the designated power button or
    by supplying power through the UART port.

  3. Wait for the module to initialize and display the User
    Interface on the TFT-LCD screen.

  4. Interact with the displayed content using the touch screen.
    Follow any on-screen instructions or prompts for specific
    operations.

  5. To access additional features or settings, navigate through the
    User Interface using the provided controls or touch gestures.

  6. To power off the module, either press the designated power
    button or disconnect the power supply.

Software Operation
The STWI043WT-01 module can be controlled and configured using compatible software. Follow the software’s instructions for installation and usage. The module supports Json Code & Hex Code instruction sets, enabling communication with any MCU.

FAQ

  • Where can I find additional information about Intelligent Products?
    You can find comprehensive additional information on Intelligent Products through STONE’s Online services:

  • Who should I contact for technical queries?
    For technical queries, please contact STONE representatives in the subsidiaries and branches responsible for your area.

  • What are the registered trademarks of STONE?
    The registered trademarks of STONE are:

    • STONE
    • STONE TECH
    • Intelligent HMI
    • Intelligent TFT-LCD Module
    • Smart TFT-LCD Module

Preface

This equipment manual is part of our Intelligent TFT-LCD Module documentation. It provides the information in regards of operation, installation, configuration, function, system as well as its technical design and working principle.

Customer Online Services
Customer Support offers comprehensive additional information of Intelligent Products through its Online services as follows:

Other support
In need of technical queries, please contact STONE representatives in the subsidiaries and branches responsible for your area.

Trademarks
STONE registered trademarks are as below:

  • STONE
  • STONE TECH
  • Intelligent HMI
  • Intelligent TFT-LCD Module
  • Smart TFT-LCD Module

Abbreviations
The abbreviation table in this equipment manual is as below:

  • LED Light Emitting Diode
  • CPU Central Processing Unit
  • ESD Electrostatic Sensitive Device
  • HMI Human Machine Interface
  • IF Interface
  • LCD Liquid Crystal Display
  • UART Universal Asynchronous Receiver/Transmitter
  • COM Commercial
  • DIN Data Input
  • DOUT Data Output
  • VIN Voltage Input
  • GND Ground
  • TP Touch Panel
    A list of all the technical terms together with their explanations is provided in the glossary at the end of this manual.

Introduction

This chapter contains general information of:

  • Brief Introduction
  • Warranty
  • Product Characteristics
  • Application Area
  • Working principle
  • Operation Processing
  • Software OperationStoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-2

Brief Introduction

  • The STWI043WT-01 has been used as Equipment TFT dispaly & Touch controller. It includes processor, control program, TFT driver, flash memory, UART port, touch screen, power supply etc., and the important is it can supply the Json Code & Hex Code instruction sets, so that it can be controlled by Any MCU.
  • The STWI043WT-01 can perform all basic functions, such as Vector font display, image display, curve display as well as touch function, Video & Audio function etc. The User Interface can be more abundant and various. And the flash memory can store your data, configuration files, image file, font file, video file and audio file etc.

Warranty
All products purchased from our company are guaranteed to keep in good repair for 3 years. If quality problems (except human error) happen in guarantee period, our company will maintain for free to replace the broken one unconditionally.

Product Characteristics

  • With Cortex A8 CPU / 256MB Flash / TFT Driving device
  • Controlled by any MCU via Json & Hex Code Instruction
  • Display Image / Text / Curve / Video
  • 262K (18bit) colour TFT display
  • With / without Touch Screen
  • RS232 / RS422 / RS485 / TTL UART Interface & USB port Downloading
  • Ethernet port / WIFI Remote Control
  • Wide voltage range / Strong Working Temperature
  • Easy to use! Powerful function! Saving Much Development cost and time!

Application Area
Widely used in various industrial field

  • Medical & Beauty Equipment
  • Engineering Machinery and Vehicle Equipment
  • Electronic Instrument
  • Industrial Control System
  • Electric Power Industry
  • Civil Electronic Equipment
  • Automation Equipment
  • Traffic Field
  • New energy project
  • IOT applications

Working Principle
The Intelligent TFT-LCD Module communicates with the Customer’s MCU / CPU / FPGA / PLC via JSON Code and HEX Code Instructions, then the MCU can control its connected equipment to work according to the received instructions.

Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-3

Operation Processing
Only 3 steps to operate our TFT-LCD Module:

  • Build a new project by STONE GUI Design Software.
  • Connect with customer’s MCU through RS232,RS422,RS485,TTL directly, Plug & Play.
  • Write a simple program for MCU to control the TFT-LCD Module via Instruction Sets.

The communication protocol is built with 2 parts:

  1. Initiative Instruction – JSON Code (MCUTFT-LCD Module)Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-4
  2. Passive Instruction – HEX Code (TFT-LCD ModuleMCU)Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-5
    More information, please refer to the document of Instruction Sets.

Software Operation
We will offer a simple & powerful “Stone GUI design Software” to help you to design the new project for Intelligent TFT-LCD Module basic on Windows system or MacOS system.

Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-6
Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-7

Technical Parameters

This chapter contains technical data on:

  • Physical Parameter
    • Size 4.3 inch
    • Resolution 480×RGB×272
    • Pixel Spacing 0.066(W) × 0.198(H) mm
    • Color 262,144 colors (18 bit)
    • Viewing Area 95.04(W) × 53.86(H) mm
    • Display Dimension 106.5mm×68.2mm
    • Overall Dimension
    • 121.9mm×74.7 mm×15.5mm (T) (Standard type)
    • 121.9mm×74.7 mm× 21.65mm (T) (with Ethernet port)
    • Net Weight 155g(T)
  • Display
    • Backlight Type LED
    • Brightness 500cd/m2 (Brightness can be adjustable in 100 levels)
    • Contrast 500:1
    • Backlight Life 30,000 hours
    • Viewing Angle 70°/70°/50°/70°(L/R/U/D)
    • TFT Panel A Class Industry Panel
    • Touch Screen 4 Wire Resistance Touch /Capacitive Touch / Without Touch Screen
    • Screen Mode Digital
  • Processor
    • CPU Cortex A8
    • Refresh Rate 1G Hz
    • Max Frame Rate 60 FPS
  • Memory
    • Flash Memory Standard 256MB, Extension 1GB or 2GB
    • Memory Amount for Image According to the capability of the image, Suggest “JPG, BMP, PNG, SVG, GIF” format.
  • Interface
    • Serial Interface RS232 / RS422 / RS485 / TTL level
    • Ethernet Interface 10M/100M (Optional)
    • Wireless Interface WIFI
    • Project File Downloading USB2.0 port or U storage Disk
  • Power Supply
    • Rated Voltage +12V DC or +5V DC
    • Permissible Voltage Range +7V DC…+28V DC or +5V DC
    • Max. Permissible Transients +28V
    • Time between Two Transients 50 sec minimum
    • Internal Fuse 2A self-recovery fuse
    • Power Consumption 1.0 W
    • Electric Current 2A
  • Electrical Characteristics****  

Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-8

  • Ambient Conditions

    • Max. Permissible Ambient Temperature

    • Operation  -30 +80

    • Storage -40 +85

    • Relative Humidity

    • Operation 55℃℃,85%

    • Storage 60℃℃,90%

    • Shock Loading

    • Operation 15 g/11 msec

    • Storage 25 g/6 msec

    • Vibration

    • Operation 0.035 mm (10 – 58 Hz)/ 1 g (58 – 500 Hz)

    • Storage 3.5 mm (5 – 8,5 Hz)/ 1 g (8.5 – 500 Hz)

    • Barometric Pressure

    • Operation 706 to 1030 hPa

    • Storage 581 to 1030 hPa

  • Noise Immunity

    • Static Discharge (contact discharge/air discharge) EN 61000-4-2 6 kV/8 kV
    • RF Irradiation EN 61000-4-3
    • 10 V/m, 80% AM
    • 1 kHz
    • Pulse Modulation ENV 50204
    • 900 MHz 5 MHz
    • 10 V/meff., 50% ED, 200 Hz
    • RF Conduction EN 61000-4-6
    • 150 kHz – 80 MHz
    • 10 V, 80% AM, 1 kHz
    • Burst Interference EN 61000-4-4
    • Supply Lines 2kV
    • Process Data Lines 2kV
    • Signal Lines 1 kV
  • Radio Interference

    • Radio Interference Level Complying to EN 55011 Class A
  • Support Device

    • UART Port Support RS232 / RS422 / RS485 / TTL
    • Network Port Support Ethernet Port / WIFI
    • Flash Memory Support Standard 256MB, Extend 1GB or 2GB
    • Buzzer Support
    • RTC Support
    • USB Type A Port Support Online Download By USB Cable
    • U Storage Disk Interface Support. Offline Download or Copy User Data
    • Touch Screen 4 Wire Resistance / Capacitive
    • Vector Font Standard TTF Format
    • Image Support JPG/BMP/PNG/SVG/GIF Format
    • Video Interface
    • Support AVI / mp4
    • Support encode H264 720p
    • Audio Interface
    • Support WAV / mp3 format
    • The length of single audio file is not limited, theoretically up to 4096 audio files, speaker power is 8 ohms 2 watts or 4 ohms 3 watts
    • Command Set Unified Simplified Command Sets

Interface Description

This chapter contains the description of the interfaces:

  • VVC
  • NC
  • DOUT
  • DIN
  • GND

Communication Interface Definition:

Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-9

Serial Port Defind:

Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-10

Accessories

This chapter contains the accessories:

  • Double 8-pin Connect Cable
  • 8-pin Socket
  • Type A USB Cable
  • Converter: USB ⇌ RS232 / RS422 / RS485 / TTL
  • IP65 Plastic Box (optional)
  • Metal Bezel (optional)Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-11 Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-12

Physical Dimensions

This chapter contains the information of Physical Dimensions.

Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-13

Electrical Components

This chapter contains the brands of the components:

  • TFT Panel
  • Touch Screen
  • CPU
  • LCD Controller
  • Flash memory
  • Connecter
  • Capacitance
  • ICStoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-14

Naming Rule

This chapter contains the naming rule:

As sample STWI070WT-01E

Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-15

International Certification

This chapter contains the certification we passed:

  • CE Certificate
  • ROHS Certificate
  • FCC Certificate
  • ISO9001:2008 Quality SystemStoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-16
    Stoneitech-STWI043WT-Intelligent-TFT-LCD-FIG-17

APPENDIX

ESD Guidelines

What does ESD mean?

  • Virtually all present-day modules incorporate highly integrated MOS devices or components. For technological reasons, these electronic components are very sensitive to overvoltages and consequently therefore to electrostatic discharge:
  • These devices are referred to in German as Elektrostatisch Gefährdeten
  • Bauelemente/ Baugruppen: ºEGBº
  • The more frequent international name is: ºESDº (E lectrostatic Sensitive Device)
  • The following symbol on plates on cabinets, mounting racks or packages draws attention to the use of electrostatic sensitive devices and thus to the contact sensitivity of the assemblies concerned:
  • ESDs may be destroyed by voltages and energies well below the perception threshold of persons. Voltages of this kind occur as soon as a device or an assembly is touched by a person who is not electrostatically discharged . Devices exposed to such overvoltages cannot immediately be detected as defective in the majority of cases since faulty behavior may occur only after a long period of operation.

Precautions against electrostatic discharge

  • Most plastics are capable of carrying high charges and it is therefore imperative that they be kept away from sensitive components.
  • When handling electrostatic sensitive devices, make sure that persons, workplaces and packages are properly grounded.

Handling ESD assemblies

  • A general rule is that assemblies should be touched only when this cannot be avoided owing to the work that has to performed on them. Under no circumstances should you handle printed-circuit boards by touching device pins or circuitry.
  • You should touch devices only if
    • you are grounded by permanently wearing an ESD wrist strap or
    • you are wearing ESD shoes or ESD shoe-grounding protection straps in conjunction with an ESD floor.
  • Before you touch an electronic assembly, your body must be discharged. The simplest way of doing this is to touch a conductive, grounded object immediately beforehand ± for example, bare metal parts of a cabinet, water pipe etc.
  • Assemblies should not be brought into contact with charge-susceptible and highly insulating materials such as plastic films, insulating table tops and items of clothing etc. containing synthetic fibers.
  • Assemblies should be deposited only on conductive surfaces (tables with an ESD coating, conductive ESD cellular material, ESD bags, ESD shipping containers).
  • Do not place assemblies near visual display units, monitors or television sets (minimum distance to screen > 10 cm).

Measuring and modifying ESD assemblies
Perform measurements on ESD assemblies only when

  • the measuring instrument is grounded ± for example, by means of a protective conductor± or
  • the measuring head has been briefly discharged before measurements are made with a potential-free measuring instrument ± for example, by touching a bare metal control cabinet.
    When soldering, use only grounded soldering irons.

Shipping ESD assemblies

  • Always store and ship assemblies and devices in conductive packing ± for example, metallized plastic boxes and tin cans.
  • If packing is not conductive, assemblies must be conductively wrapped before they are packed. You can use, for example, conductive foam rubber, ESD bags, domestic aluminum foil or paper (never use plastic bags or foils).
  • With assemblies containing fitted batteries, make sure that the conductive packing does not come into contact with or short-circuit battery connectors. If necessary, cover the connectors beforehand with insulating tape or insulating material.

Glossary

  • B

    • Baud rate
      Rate of speed at which data is downloaded. Baud rate is specified in Bit/s.

    • Boot
      A loading process which downloads the operating system in the working memory of the operating unit.

  • C

    • Command Set
      Hex Code, the MCU can control the TFT Module via the command set.

    • Configuration file
      It can be created by the softwares.

  • D

    • Download
      Download the image, configuration files and data through mini USB port or USB port.

    • Download mode
      Through mini USB port or USB port.

  • F

    • Flash memory
      Programmable memory which can be electrically deleted and written to again segment-by-segment.
  • H

    • Half Brightness Life
      The period of time after which the brightness tube only achieves 50% of the original value.
  • I

    • Input field
      Enables the user to enter values which are subsequently sent to the MCU.
  • M

    • MCU
      Micro Control Unit, it is widely used in the industrial control.
  • N

    • Normal operation
      Operating unit operating mode in which messages are displayed and screens can be operated.
  • O

    • Output field
      Displays current values from the MCU on the operating unit.
  • P

    • Process screen
      The display of process values and process progress on the operating unit in the form of screens, which may contain graphics, texts and values.
  • R

    • RS485
      Standard interface for serial data transfer at a very high transmission rate.
  • S

    • Screen
      A screen displays all the logically related process data on the operating unit, whereby the individual values can be modified.
  • T

    • Touch panel
      This is an operating unit without a keyboard. The touch panel (abbreviated to TP) is operated via the contact-sensitive screen elements.

References

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