Qiming Cloud/ 01 Problem Description When usingESP32-C3-WROOM-02 module as a wireless communication module, with AT-V3.3.0.0 version, the client wantsto configure the MQTT certificate via AT commands, although the server can connect, the AT connection fails. Why is that? Qiming Cloud/ 02 Solution Approach The client used the AT+SYSFLASH command to update the certificate in the … Read more
Qiming Cloud/ 01 Problem Description When using the ESP32-S3 chip/module with a USB wireless network card and ESP-IDF version idf5.0.3, the client encountered an issue where the computer could not recognize the USB device after compiling and flashing the esp-iot-bridge/examples/wireless_nic example. What could be the reason? Qiming Cloud/ 02 Solution Approach After understanding the client’s … Read more
Previously, Espressif announced the launch of its new generation MCU chip, the ESP32-P4, and today the ESP32-P4 development board has finally made its debut. Come and take a look at its true form! 1. Overview of the ESP32-P4 Development Board Espressif’s ESP32-P4_Function_EV_Board is a multimedia development board designed based on the ESP32-P4 chip. The ESP32-P4 … Read more
Espressif Community Heard that ESP chip enthusiasts are paying attention! ESP-HDMI-Bridge ESP-HDMI-Bridge is a multifunctional high-definition transmission device designed based on the ESP32-P4 chip, supporting wireless screen mirroring, USB secondary screen expansion, multimedia independent playback, and information reception and management functions.Whether in home entertainment, business office, or data visualization scenarios, this compact and easy-to-use device … Read more
This article is from the August 2016 issue of “Control Engineering China” magazine, originally titled: Is the Next Imagination Space for Machine Vision Embedded? After years of accumulation, machine vision technology may be facing a golden development period. Once costs decrease, performance improves, and applications increase, just like the transformation brought by the popularity of … Read more
Follow us by clicking the blue text Abstract: Hyperspectral imaging has recently gained increasing attention in various applications, including agricultural surveys, ground tracking, remote sensing, etc. However, the high cost, large physical size, and complex operating procedures hinder the application of hyperspectral cameras in various applications and research fields. In this paper, we introduce a … Read more
How to relieve the summer heat, staying in a courtyard. There are no long objects in front of you, but there is a cool breeze under the window. It’s another scorching summer day. Fortunately, it has started to rain heavily in Shanghai these past two days, bringing the temperature down. Recently, as a member of … Read more
[Image] No matter where you go, please click the blue text, we miss you [Image][Image] Hongke Industrial Raspberry Pi high-performance multi-interface wide temperature — adapts to harsh environments ★★★★★ [Image][Image] 01 Overview Industrial Raspberry Pi (RevPi) is a DIN rail-mounted industrial small controller with a complete set of IO and bus modules, which can work … Read more
gpiozero: A Raspberry Pi GPIO Control Library in Python In the field of embedded development, the Raspberry Pi is a very popular development board. However, directly manipulating GPIO often requires handling many low-level details, which deters many developers. Until I encountered the gpiozero library, which made GPIO control so simple and elegant, it felt like … Read more
Your computer sometimes suddenly becomes very slow, the fan is blowing loudly, and it may be unresponsive even on a new computer. Don’t worry, you might be encountering a common issue with Windows 10 and Windows 11. You can press the shortcut keys “Ctrl+Shift+Esc” to open the Task Manager and check the background processes. The … Read more