uctronics raspbian image drivers lcd touch screen free sample

In order to meet the increasing need of compact HDMI displays, especially for some popular single-board computers like the Raspberry Pi, the UCTRONICS team now releases a 7-inch HDMI LCD display with capacitive multi-touch touchscreen.

A portable 7” touch display that can fit into any projects. you can use the monitor with Raspberry Pi (4, 3B+/3), Jetson Nano and most desktop/single board computers.

UCTRONICS 3.5" TFT LCD display module is designed for Raspberry Pi zero/Pi 2 /Pi 3 Model B / B+ and can also be used on other hardware platforms with have SPI interface. The 3.5" screen is the same size as the standard Raspberry Pi model B/B+, and well mate with the Raspberry Pi boards. With its touch screen, it is suitable for portable devices and projects, and it is a replacement for a heavy and bulky HDMI monitor, keyboard and mice. The highlight of this display module, it supports plug and play without reboot the Pi, and SPI speed runs as fast as 32MHz to support games and videos.

The Figure 1 shows the display module pin out and dimension. Connect the 3.5inch LCD to the Raspberry Pi board like the Figure 2 shows. Power on the Raspberry Pi board and make sure the internet is connected properly.

The LCD driver has been already installed in the Micro SD card shipped only with the kit that includes a Micro SD card. The following steps are for install the driver on a clean system. All the installation steps are also available from our github:

In order to meet the increasing need of compact HDMI displays, especially for some popular single-board computers like the Raspberry Pi, the UCTRONICS team now releases a 5-inch HDMI LCD display with capacitive multi-touch touchscreen

The RPi LCD can be driven in two ways: Method 1. install driver to your Raspbian OS. Method 2. use the Ready-to-use image file of which LCD driver was pre-installed.

2) Connect the TF card to the PC, open the Win32DiskImager software, select the system image downloaded in step 1 and click‘Write’ to write the system image. ( How to write an image to a micro SD card for your Pi? See RPi Image Installation Guides for more details)

3) Connect the TF card to the Raspberry Pi, start the Raspberry Pi. The LCD will display after booting up, and then log in to the Raspberry Pi terminal,(You may need to connect a keyboard and HDMI LCD to Pi for driver installing, or log in remotely with SSH)

1. Executing apt-get upgrade will cause the LCD to fail to work properly. In this case, you need to edit the config.txt file in the SD card and delete this sentence: dtoverlay=ads7846.

This LCD can be calibrated through the xinput-calibrator program. Note: The Raspberry Pi must be connected to the network, or else the program won"t be successfully installed.

The UCTRONICS 3.5 Inch touch screen with close is fully compatible with the standard Raspberry Pi model B/B+. With a tiny size, vivid image, and responsive touchscreen, it is definitely ideal for portable devices and multimedia projects. It is a great replacement for a heavy and bulky HDMI monitor, keyboard, and mouse.

· If you want to use the touch function, you need to download and install the driver manually refers to the instructions we provided. The driver includes the settings of the Raspbian OS resolution and touch screen support.