adafruit | The Blog Pros

November 27, 2019

How to Use Adafruit Touch LCDs With NXP LPC55S69-EVK

Learn how NXP LPC55S69-EVK boards can be used with Adafruit TFT LCD boards.

The NXP LPC55S69-EVK is a versatile board. In this article, we demonstrate how it can be used with Adafruit TFT LCD boards, both with resistive and capacitive touch. For the software, I’m using the open-source LittlevGL GUI.

LPC55S69-EVK with Adafruit Touch LCD

Software and Hardware Used

NXP MCUXpresso IDE V11.0.1 with NXP MCUXpresso SDK V2.6.2
LPCXpresso55S69 Board (LPC55S69-EVK)
Adafruit 2.8″ TFT Touch Shield for Arduino with capacitive Touch Screen: https://www.adafruit.com/product/1947 (recommended)
Or: Adafruit 2.8″ TFT Touch Shield for Arduino with Resistive Touch Screen: https://www.adafruit.com/product/1651
LittlevGL (Open Source GUI Library) V6.0.2: https://littlevgl.com/
McuOnEclipse Library V1.0.2: https://github.com/ErichStyger/McuOnEclipseLibrary with FreeRTOS V10.2.1

May 2, 2019

The Ultimate IoT Hardware Comparison Guide

IoT hardware is at the heart of every connected project. As the Internet of Things has developed, the technical capabilities of these boards have only become more powerful. However, choosing the right IoT hardware for your project can be overwhelming due to the sheer number of development boards and modules in the space.

This article provides a quick overview of the main providers and development boards on the market. This article also explains what differentiates each dev kit by examining the development environment that comes with each board.

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