3.5 inch 320 x 480 tft lcd display touch made in china
- The wifi adapter worked out of the box and was able to stream 720p from an internet streaming site (and 1080p from a local network drive). My wireless router was in the same room about 4 feet away. Don"t know how well the wifi works if placed in another room.
Putting it together was literally a snap. Installing your preferred OS may be an issue. The pre-installed software on the SD card is NOOBS. It will bring up a menu of different operating systems to choose. Choose the one you want, and it gets installed in a usable form on the same SD card. Upon completion, the system reboots into the OS or XBMC setup you chose.
After snapping the board, case, usb adapters for wifi and wireless keyboard, plugging in hdmi and power, nothing happened. A red light on the board lit up, but nothing else. I went online and after some googling, I found out that if no OS is recognized, nothing will display on your TV/monitor. I unplugged the power, took out the SD card and re-inserted, and the system booted into NOOBS.
I chose to install RaspBMC. The install went fine, the system rebooted to an XBMC screen that had a slight pink glow over the entire screen. More googling, and realized the board may not be outputting enough power through the HDMI port. There is info online for configuring a config file so more power goes to HDMI. I couldn"t get to this file from the SD card plugged into my laptop because Noobs makes this partition not viewable under Windows.
Shut it all down. Googled how to remove all partitions on an SD card from Windows command prompt with the diskpart function and formatted the SD card to one big FAT32 4GB partition. Went to the OpenELEC website and downloaded and installed the OpenELEC image for the Raspberry Pi. Booted into the XBMC version of OpenElec, configured wifi and other settings. Tested by watching both 1080p and 720p content streaming from a local network drive and from over the internet.
The essence of the touch screen is a sensor. At present, according to the type of sensor, the touch screen is roughly divided into four types: infrared type, resistance type, surface acoustic wave type and capacitive type.
The infrared touch screen is equipped with a circuit board frame in front of the display. The circuit board arranges infrared emitting tubes and infrared receiving tubes on the four sides of the screen to form a horizontal and vertical infrared matrix. When the user touches the screen, the finger will block the horizontal and vertical infrared rays passing through the position, so the position of the touch point on the screen can be determined. Any touch object can change the infrared ray on the contact to realize the touch screen operation. The infrared touch screen is not subject to current, voltage and electrostatic interference, and is suitable for some harsh environmental conditions. Its main advantages are low price, easy installation, no need for card or any other controller, and it can be applied to computers of all levels.
The main part of the resistive touch screen is a resistive thin film screen that fits well with the display surface. Two layers of OTI transparent oxide metal conductive layers are coated on the reinforced glass surface. Pressure sensing is used for control. When a finger touches the screen. The two conductive layers contact at the touch point, and the resistance changes. Signals are generated in the X and Y directions and then transmitted to the touch screen controller. The controller detects this contact and calculates the position of (x, y) and then operates according to the way of simulating the mouse. The resistive touch screen is not afraid of dust, water and dirt, and can work in harsh environments. However, because the outer layer of the composite film is made of plastic material, the explosion resistance is poor, and the service life is affected to a certain extent.
Surface acoustic wave is a kind of mechanical wave propagating along the surface of medium. An ultrasonic transducer is mounted on the corner of the touch screen. It can send a high-frequency sound wave across the screen surface. When the finger touches the screen, the sound wave on the contact is blocked, thereby determining the coordinate position. The surface acoustic wave touch screen is not affected by environmental factors such as temperature and humidity. It has high resolution, excellent scratch resistance, long service life, high light transmittance, and can maintain clear and bright image quality. It is most suitable for use in public places. However, dust, water and dirt will seriously affect its performance, which requires frequent maintenance to keep the screen clean.
This touch screen works by using the current induction of the human body. A layer of transparent special metal conductive material is pasted on the glass surface. When a conductive object touches it, the capacitance of the contact will be changed, so that the touched position can be detected. But there is no response when touched by a gloved hand or a hand-held non-conductive object because a more insulating medium is added. The capacitive touch screen can well sense light and fast touch, is scratch resistant, and is not afraid of dust, water and dirt. It is suitable for use in harsh environments. However, because the capacitance varies with temperature, humidity or environmental electric field, its stability is poor, its resolution is low, and it is easy to drift.
At present, the mainstream is multi touch, and Projected Capacitive multi touch, called PCAP for short. All jutouch touch panel mainly choose this PCAP technology. And the following touch performances are optional according to different final application:
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With our loaded encounter and considerate services, we have now been recognized as a trustworthy supplier for lots of worldwide consumers for 3.5 Inch Tft Display, Lcd Touch Module, Monochrome Tft, Lcd Cog Display,Color Tft Lcd Display. With outstanding company and top quality, and an enterprise of overseas trade featuring validity and competitiveness, which will be trustworthy and welcomed by its clientele and makes joy to its employees. The product will supply to all over the world, such as Europe, America, Australia,Tajikistan, Swansea,Sri Lanka, America.We always adhere to follow the honesty, mutual benefit, common development, after years of development and the tireless efforts of all staff, now has perfect export system, diversified logistics solutions, thorough meet customer shipping, air transport, international express and logistics services. Elaborate one-stop sourcing platform for our customers!
Customers in many different industries have chosen this full color graphic TFT display module for its stunning 320x480 pixel 3.5-inch diagonal active area.
Fangshengis a high-tech company specializing in R&D, production and sales of LCD and LCM since 2001. Our company boasts a professional team with years of experience in the LCD technology, and has established a perfect quality and a management system.We will spare no effort in innovation and lean manufacturing.
So industrial tablet PCs are a lot more able to adapt to complex industrial atmosphere. Users in industry can offer top priority to them. At the same time, more and more industrial computers are applied in the fields of expert system as well as smart manufacturing. It is also an excellent selection for human-machine user interface.
3.5inch RPi LCD (A) and 3.5inch RPi LCD (B) are hardware compatible with each other (uses different driver), and can be mutually substituted in most cases. (A) for low cost ver. while (B) for IPS ver. with better displaying.
Why the LCD doesn"t work with my Raspbian?To use the LCD with the Raspberry Pi official image, driver (SPI touch interface only) should be installed first. Please refer to the user manual.
However, for the first testing, you may want to use our image directly (if provided).Why the LCD still doesn"t work with the Waveshare provided image?Make sure the hardware connection is correct and connects fine.
Since the first-generation Raspberry Pi released, Waveshare has been working on designing, developing, and producing various fantastic touch LCDs for the Pi. Unfortunately, there are quite a few pirated/knock-off products in the market. They"re usually some poor copies of our early hardware revisions, and comes with none support service.
ER-TFTM035-6 is 320x480 dots 3.5" color tft lcd module display with ILI9488 controller and breakout board,superior display quality,super wide viewing angle and easily controlled by MCU such as 8051, PIC, AVR, ARDUINO,ARM and Raspberry PI.It can be used in any embedded systems,industrial device,security and hand-held equipment which requires display in high quality and colorful image.
It supports 8080 8-bit /9-bit/16-bit /18-bit parallel ,3-wire,4-wire serial spi interface.Built-in microSD card slot, optional 3.5" 4-wire resistive touch panel with controller XPT2046 and capacitive touch panel with controller FT6236, so you can detect finger presses anywhere on the screen and doesn"t require pressing down on the screen with a stylus and has nice glossy glass cover . It"s optional for font chip, flash chip and microsd card. We offer two types connection,one is pin header and the another is ZIF connector with flat cable mounting on board by default and suggested. Lanscape mode is also available.
Of course, we wouldn"t just leave you with a datasheet and a "good luck!".Here is the link for 3.5"TFT Touch Shield with Libraries, EXxamples.Schematic Diagram for Arduino Due,Mega 2560 and Uno . For 8051 microcontroller user,we prepared the detailed tutorial such as interfacing, demo code and development kit at the bottom of this page.
PS, also known as In-Plane Switching,is a type of monitor display and screen technology. More specifically, an IPS panel is a type of TFT LCD (or "active matrix" LCD). LCD, or Liquid Crystal Display, is the use of light modulating properties from unlit liquid crystals for providing a flat panel or electronic visual display.
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