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Onboard Interfaces

RPi I/Os

3.5inch RPi LCD ﴾A﴿

320×480

3.5 inch Touch Screen TFT LCD Designed for

Raspberry Pi

Primary Attribute

Category: OLEDs / LCDs, LCD, Raspberry Pi

LCD

Brand: Waveshare

3.5inch RPi LCD ﴾A﴿

From Waveshare Wiki

Contents

1 Introduction

2 Getting Started

2.1 Method 1. Driver installation

2.2 Method 2. Using Ready‐to‐use image

3 Toggle between LCD and HDMI display

4 Screen orientation settings

5 Touch screen calibration

6 How to work with a camera

7 Resource

7.1 Image

7.2 Driver

7.3 Software

8 FAQ

9 Anti‐Piracy

10 Support

Introduction

3.5 inch Touch Screen TFT LCD Designed for Raspberry Pi

Getting Started

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.

Method 1. Driver installation

Description: Supports the latest version of Raspbian and Ubuntu Mate.

LCD‐show‐160811.tar.gz ﴾http://www.waveshare.com/w/upload/3/3d/LCD‐show‐160811.tar.gz﴿

1. Configure your Pi:

sudoraspi‐config 

Set as:

Summary of content (7 pages)

PAGE 1
3.5inch RPi LCD ﴾A﴿ From Waveshare Wiki Contents 1 Introduction 2 Getting Started 2.1 Method 1. Driver installation 2.2 Method 2. Using Ready‐to‐use image 3 Toggle between LCD and HDMI display 4 Screen orientation settings 5 Touch screen calibration 6 How to work with a camera 7 Resource 7.1 Image 7.2 Driver 7.3 Software 8 FAQ 9 Anti‐Piracy 10 Support 3.5inch RPi LCD ﴾A﴿ 320×480 3.
PAGE 2
Set as: Select Expand Filesystem. Boot Option ‐> Desktop Autologin ﴾may differ depending on Raspbian revision﴿ 2. Copy the driver ﴾choose the driver according to your OS﴿into your OS then Run the following commands: tar xvf LCD‐show‐YYMMDD.tar.gz cd LCD‐show/ This toggles the mode to LCD display: ./LCD35‐show 3. After system rebooting, the RPi LCD is ready to use. Method 2.
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cd LCD‐show/ ./LCD35‐show 180 270 degree rotation cd LCD‐show/ ./LCD35‐show 270 Touch screen calibration This LCD can be calibrated using a program called xinput_calibrator which is pre‐installed on the CD image. However, it was not pre‐installed on original Raspbian OS. So in this case, you should get and install the program manually with sudo apt‐get install ‐y xinput‐calibrator Enter the following commands for touch screen calibration: sudo DISPLAY=:0.
PAGE 4
Press the keys Ctrl+X, and select the option Y to save the modification. The modification will be valid after rebooting the system. Enter the following command for system reboot: sudo reboot Notices: In case of inaccurate touch, please perform screen calibration again and reboot the system. How to work with a camera RPi LCD can also work with an external camera to take photos. In this operation, a Raspberry Pi camera is required, which should be purchased separately.
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Append: APT::Default‐release \"stable"; Exit with save. 5. Create a file called libsdl. sudo nano /etc/apt/preferences.d/libsdl Append: Package: libsdl1.2debian Pin: release n=jessie Pin‐Priority: ‐10 Package: libsdl1.2debian Pin: release n=wheezy Pin‐Priority: 900 Exit with save. 6. Last, execute the commands: sudo sudo sudo sudo sudo sudo sudo sudo apt‐get update apt‐get ‐y ‐‐force‐yes install libsdl1.
PAGE 6
Software Panasonic SDFormatter ﴾http://www.waveshare.com/w/upload/d/d7/Panasonic_SDFormatter.zip﴿ Win32DiskImager ﴾http://www.waveshare.com/w/upload/7/76/Win32DiskImager.zip﴿ PuTTY ﴾http://www.waveshare.com/w/upload/5/56/Putty.zip﴿ FAQ Question: Why does the touchscreen not work well? Answer: [Collapse] Now, we only provide touch screen drivers for Raspbian and Ubuntu Mate. How to install the driver? See:#Method_1.
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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.