What functions can be achieved by combining the ESP32 screen module with an LED light board? The project presented today only requires a swipe on the 4.3-inch touchscreen, and the neural network can instantly understand your handwriting and display the number you wrote on an 8×8 LED light board. Isn’t it amazing? Let’s see how … Read more
LVGL is a free, lightweight open-source graphics library. It features a rich set of components and advanced graphical capabilities, supports various input devices and multiple languages, and is hardware-independent.The main difference in LVGL configuration lies in the choice of rendering backend, with options currently available for direct display via DRM and display via SDL. The … Read more
In the previous article titled “Displaying JPG Images on ESP32 Handheld Device and Simulating Animation Effects,” we shared how to display <span>JPG</span> images on the ESP32 handheld device and simulate animation effects. This note introduces the method of directly displaying <span>GIF</span> images on the ESP32 handheld device using LVGL. 1. Development Board Introduction This handheld … Read more
Click the blue text to follow us Hello everyone, I am Hello Alpha. Recently, I introduced a small smart home project I completed, which gained a lot of attention from friends. As a blogger who loves to share technology, of course, I have to open source it! Project Overview The project originated from the ElfBoard … Read more
Hello everyone, I am Pi Zi Heng. Today, I will share the steps for quickly creating a new LCD screen example project using NXP’s GUI Guider. In my previous article, “How to Quickly Light Up a New LCD Screen on i.MXRT1170: Methods and Steps,” I introduced how to modify the official SDK bare-metal driver elcdif … Read more
GUI: Graphical User Interface. In the past, due to the limited resources and processing capabilities of MCUs, there were very few general GUIs based on MCUs. Now, with increased resources and stronger processing capabilities of MCUs, along with growing market demand, GUI functionalities have become richer. Let’s take a look at some common MCU-based GUIs. … Read more
Click on the above “Embedded Application Research Institute” and select “Top/Star Public Account“ Useful Benefits Delivered First-Hand! Source | Embedded Application Research Institute Compiled & Styled | Embedded Application Research Institute Previously, I wrote a multilingual demo on the LVGL simulator CodeBlock to learn about the application of LVGL in multiple languages, as shown below: … Read more
Click the above “Embedded Application Research Institute” and select “Top/Star Official Account” Valuable Resources Delivered Instantly! Source | Embedded Application Research Institute Compiled & formatted | Embedded Application Research Institute Since the coordinates reported by the driver are not flipped, the reported coordinates are reversed in both X and Y directions on the screen. However, … Read more
Click on the top “Embedded Application Research Institute” and select “Pin/Star the Public Account“ Valuable Resources Delivered Instantly! Source | Gitee wenzheng Compiled & Typeset | Embedded Application Research Institute Recently, I have been learning about LVGL related development, which will be applied to MCU and Linux related projects in the future. I chose LVGL … Read more
Enable the multi-core functionality of the ESP32 to execute tasks in parallel while setting the chip’s clock frequency and the FreeRTOS real-time system. The effect achieved in this article is shown in the GIF, where two displays execute in parallel, each using one of the ESP32’s two cores. The display of the two screens, if … Read more