I was not originally engaged in this, but was forced to do this, and I am really helpless. Could someone help me connect the Bluetooth to the mobile phone, and then send the ATCommand to dial the Inte...
1. IO Configuration Taking SCIA as an example: GPIO35--SCITXDA GPIOA36--SCIRXDA is used Using registers:
GPBPUD: Set pull-up GPIO32-GPIO63 corresponding bit 0 enables pull-up
GPBQSEL1:
GPBMUX1...
1. CPU selection. Many people ask whether to buy an arm7 development board or an arm9 development board. My personal suggestion is to buy an ARM9 board. Playing with ARM without running an operating s...
[p=26, null, left][color=#000][font=Arial][size=14px]I recently made a board. Of course, I took into account the selection of components. Since the indicators require high accuracy, I was very cautiou...
[color=#333333][font=Arial, Microsoft YaHei][size=14px]In the boost circuit of tl494, the chip power supply and the boost part power supply are provided separately. The boost part input is 12V, 2A. Th...
What is "Car Electronic Fence"
Fleet managers can define a graphical area (regular or irregular) or divide it into administrative zones in Yamei Technology's vehicle backend management system ...[Details]
Ever since the Tesla fire incident, electric cars, already known for their poor reputation, have been subjected to even more scathing criticism. Despite this, many people are still willing to buy t...[Details]
Recently, Tesla released the "Tesla Car Voice Assistant Terms of Use", announcing that the car voice assistant will be connected to the Doubao large model (Skylark large model) and DeepSeek Chat pr...[Details]
For autonomous vehicles to safely navigate the road, they must identify far more complex objects than just traffic lights, pedestrians, and other familiar objects. Among these obstacles is a crucia...[Details]
Spark plugs are an indispensable device for engines. As the saying goes, without spark plugs, the engine cannot work properly. The serious consequence is that when driving at high speeds, the engin...[Details]
Electric vehicles are powered by electricity, and charging is a device that supplements the vehicle's energy source. It is common to need to recharge the vehicle when driving. But can you charge th...[Details]
With the continuous development of the industrial automation industry, we are seeing an increasing number of intelligent devices using flexible, efficient, and precise robotic arms to p...[Details]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
A tubular motor is an electric motor that is typically used to control the movement of machines and equipment. Tubular motors are generally divided into two categories: linear tubular motors and ro...[Details]
Before understanding single-phase control transformers, let's briefly understand what a single-phase transformer is. A single-phase transformer uses a single-phase input. Compared to a three-phase ...[Details]
A scale, a large, ground-mounted scale, is typically used to measure the tonnage of truck cargo. It's the primary weighing device used in factories, mines, and businesses for bulk cargo measurement...[Details]
The second-generation Snapdragon W5+ and second-generation Snapdragon W5 platforms support users sending and receiving messages via satellite when there is no cellular and Wi-Fi coverage.
...[Details]
introduction
The OMAP-L138 dual-core processor is a new generation of low-power single-chip systems (SoCs) from TI. It is widely used in communications, industrial, medical diagnostic, and aud...[Details]
With the growth of the Internet of Things (IoT), wearable, and portable devices, consumers are growing weary of cluttered cables and the need for frequent battery recharges. The benefits of wireles...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]