433 MHz wireless module is a wireless communication device based on radio frequency technology, widely used in various wireless control, remote control, and monitoring applications. Its working principle mainly involves achieving long-distance wireless transmission through analog signals between the transmitter and receiver. Specifically, the 433 MHz wireless module consists of a transmission module, a reception … Read more
Click the “Blue Words” to Follow Us Have you ever thought about using a small Arduino board to achieve smart interconnection between devices? Today, we will unveil the “golden key” to IoT communication – the MQTT protocol! Let your microcontroller easily achieve remote control and data transmission. What is MQTT? The “WeChat” of … Read more
↑↑↑ Click on the blue text above, reply with materials, and get a surprise of 10GB Author: Mu Yang Source: Huazhang Computer (hzbook_jsj) Introduction: Today, we introduce a brand new version of machine learning that you may not have tried before, called TinyML. ML is something we are all familiar with, while TinyML is the … Read more
1. Self-Introduction and Board Introduction Hello everyone, I am “A Big Brother Rong”, and this time I am participating in the first issue of the second season of Funpack. The board used in this episode is the TinyML development board from Syntiant, a provider of deep learning solutions, which uses the NDP101 ultra-low power neural … Read more
Produced by Big Data Digest Source: IEEE Compiled by: xt Nowadays, if you want to send data wirelessly, you have many options: Wi-Fi, Bluetooth, Zigbee, and cellular connections are some common choices. However, a relatively new protocol is gradually becoming popular: LoRa-based communication provides low-power, low-bandwidth communication over medium distances (2 kilometers to 15 kilometers)—its … Read more
Microcontroller is an integrated circuit chip that uses ultra-large scale integration technology to integrate a central processing unit (CPU) with data processing capabilities, random access memory (RAM), read-only memory (ROM), various I/O ports, interrupt systems, timers/counters, and other functions (which may also include display driver circuits, pulse width modulation circuits, analog multiplexers, A/D converters, etc.) … Read more
If you don’t want to miss my updates, remember to check the public account in the upper right corner and set it as a star, take down the star and give it to me. Six PCB boards and 54 LEDs create a real LED dice. In addition to using the number of lit LEDs to … Read more
Those who have used the Swiss Army Knife know its diverse functions, which are indeed impressive, but I found it inconvenient to use because these functions are severely folded into a small space. This is Uncle Radio BG5WKP who bought the Swiss Army Knife product at the duty-free shop in Interlaken while attending a class … Read more
Abstract: This experiment aims to build an IoT air quality monitoring device using Mind+ programming and an Arduino board. Through this experiment, students can enhance their practical application skills in IoT technology by using the Easy IoT platform and the OBLOQ module. Keywords: Mind+ programming; Arduino board; Easy IoT platform Classification Number: G434 Document Code: … Read more
1. What is Arduino IDE? In today’s wave of digitalization, the Internet of Things (IoT) is like a magical force that connects various devices in our lives, making homes smarter and cities more intelligent. In the vast realm of IoT development, Arduino IDE serves as a magical key, opening the door to an exciting world … Read more