Contributed by: Science and Technology Innovation Research Office Edited by:Office My name is Zhao Zihao, a student in Grade 7, Class 60, who loves electronic production. I have many tools at home, such as multimeters, clamp meters, and soldering irons. Once, the model aircraft teacher Yang Yue mentioned oscilloscopes, which sparked my great interest. I … Read more
Today we analyze a classic microcontroller power supply circuit. The circuit schematic is shown below: ▲ Simplified Switch Circuit Before powering the circuit, the switch “TEST” is open, and the microcontroller is not powered through VCC. At this time, the base of T1 is grounded through R9 (100k), and is in the cutoff state. The … Read more
Previously, I explained the power-on and startup control strategies for the EDC7 and EDC17 computer boards. If you haven’t seen it, you can click below to review. ↓↓↓↓↓↓ Detailed Explanation of Power-On Control Strategies for Various ECUs (Part 1) Today, I will explain another control strategy for startup using CAN communication signals. The heavy-duty truck … Read more
The robot controller, as one of the core components of industrial robots, has a decisive impact on the performance of robots, influencing their development to a certain extent. As the core part of a robot, the robot controller is one of the key components that affect robot performance, and it has a significant impact on … Read more
(Report produced by: Shenwan Hongyuan Research) 1. Controllers: The “Brain & Cerebellum” of Humanoid Robots 1.1 Controllers: The Core Foundation of Humanoid Robots The framework of humanoid robot controllers typically includes perception, voice interaction, motion control, and other layers. 1) Visual perception layer: Composed of hardware sensors and algorithm software, it achieves functions such as … Read more
Introduction To further promote the innovative development of edge computing, the China Academy of Information and Communications Technology, the Industrial Internet Industry Alliance, and the Key Laboratory of the Integration of Internet and Industry, Ministry of Industry and Information Technology jointly initiated the first edge computing industry promotion project in China, the “Edge Computing Standard … Read more
1. Introduction USB, as a new interconnection protocol for PCs, makes the connection between peripherals and computers more efficient and convenient. This interface is suitable for various devices, not only featuring fast speed, plug-and-play, and support for hot-swapping, but also allowing up to 127 devices to connect simultaneously, solving issues such as resource conflicts, interrupt … Read more
NEWS TODAY I have previously worked with microcontrollers and various inverter models including Mitsubishi D700, Siemens G120, Omron 3G3JZ, Panasonic VF200, Delta VFD-M, Xinjie VB3, Yonghong FID-B10, Shindengen IS7, Inovance MD500, Yaskawa Goodrive10, Schneider ATV12, Haiwei E, Holip HGD303, Taian F510, HEC F2A, Rockwell PowerFlex-4, Fuji FRENIC-VP, Boke CV20, Yaskawa A1000, Weichuang Artrich-AR60T, etc., using … Read more
1. Introduction The HMI (Human-Machine Interface) is increasingly used in industrial automation systems and devices due to its small size, high performance, and strong real-time capabilities. It features various displays such as letters, Chinese characters, graphics, and images, with a simple and user-friendly interface. Equipped with long-lasting membrane button keyboards, it is easy to operate. … Read more
Recently, I needed to use the 51 microcontroller for some control tasks in a project. The main function is to receive commands from the host computer through the serial port, analyze and decode them, and wait for an external trigger signal to execute the previously received command actions. Fortunately, I had an STC89C52 on hand, … Read more