With the rapid development of technology, intelligent vision IoT has become a hot topic in the technology field, bringing new opportunities to smart homes, smart cities, and other areas. However, the fragmented nature of the IoT market poses challenges to the design of intelligent vision chips. At the same time, the automotive industry is undergoing … Read more
Driving Part – DS1302 1 Introduction to RTC Real Time Clock, abbreviated as RTC, is also available in the STM32 peripherals, but the RTC of the STM32F1 series actually only has a counter function. If you need year, month, and day, you have to write software to calculate it yourself, which is quite troublesome. At … Read more
With the rapid development of internet technology, the Internet of Things (IoT) has transformed from a concept into a part of our daily lives. It not only changes people’s lifestyles but also brings unprecedented business opportunities for merchants—especially for those enterprises looking to expand their market share through customer acquisition. The Role of IoT Devices … Read more
Following the launch of the NanoPi M1, which has already made a significant impact in the market, the FriendlyARM team has once again showcased their unique creativity with the NanoPi NEO. The NanoPi NEO (hereinafter referred to as NEO) is a completely open-source pocket maker tool launched by the FriendlyARM team for makers, embedded enthusiasts, … Read more
Introduction In IoT applications, battery-powered devices often need to communicate with MQTT servers, but the high power consumption of WiFi connections can severely affect battery life. The ESPNow2Mqtt library was born to address this issue, utilizing ESP-Now technology to complete MQTT communication within 100 milliseconds, achieving low power consumption and efficient IoT data transmission. Architecture … Read more
If you are unfamiliar with NanoFramework, you can check out the following examples 
The smart home system utilizes a multitude of IoT devices (such as temperature and humidity sensors, security systems, lighting systems) to monitor the internal state of the home in real-time, achieving intelligent adjustments and human-machine interaction. With the development of IoT technology, its application scope, data scale, and market share will further expand, making intelligent … Read more
Raspberry Pi (https://www.raspberrypi.org/) is a microcomputer board developed by the Raspberry Pi Foundation in the UK, based on ARM architecture. This board provides USB and Ethernet interfaces, allowing connection to keyboards, mice, and network cables. It has the basic functions of a PC, and the Raspberry Pi integrates Wi-Fi, Bluetooth, and a large number of … Read more
In this article, we learn how to transmit MQTT messages from ESP8266 / NodeMCU to a Raspberry Pi running an MQTT broker. Our NodeMCU will read the light levels through a light-dependent resistor (LDR) and then transmit this information to the Raspberry Pi over Wi-Fi using MQTT. NodeMCU is an open-source IoT platform. It is … Read more
MQTT Programming The Raspberry Pi, developed by the Raspberry Pi Foundation in the UK, is a microcomputer motherboard based on ARM architecture. This motherboard provides USB and Ethernet interfaces, allowing for the connection of keyboards, mice, and network cables. It has the basic functions of a PC, while also integrating Wi-Fi, Bluetooth, and a large … Read more