The following article is sourced from the Smart Manufacturing Industry Circle , author: Zhi Zao Jun In the rapid development of industrial automation, PLC engineers play a crucial role. They are the builders and maintainers of automation systems and a key force driving the progress of Industry 4.0. Becoming an excellent PLC engineer requires going … Read more
Recently, during the audit of the engineering settlement for a government-invested smart transportation project, we found that despite the project not having a large investment scale, the construction content being uncomplicated, and the specialization being singular, there were some “strange phenomena” occurring at various stages from the start of the construction bidding to the completion … Read more
Question: >>> How to connect the analog world to the physical world? Engineers will readily provide the answer—use ADC and DAC. Analog-to-digital converters (ADC) and digital-to-analog converters (DAC) are devices that convert analog signals into digital signals or vice versa. In this area, ADI offers a comprehensive range of data converter products, with DACs covering … Read more
When it comes to snake lines, many PCB engineers are not unfamiliar with them. Snake lines are a commonly used routing method in PCB design, primarily aimed at adjusting delays and meeting system timing design requirements. However, many engineers often misuse snake lines, leading to reduced signal quality and a less aesthetically pleasing board. So … Read more
General Development Manual / Training Materials for Diagnostic ReagentsAn Yue’s Shop159Purchase Source: Yizhiqiao, Medical Device Quality and Testing Medical device development is a relatively long and complex process that may integrate multiple disciplines such as chemistry, physics, mechanics, electronics, computer software, and artificial intelligence. The concept of medical devices is very broad; it includes not … Read more
Flexible circuit board design has many advantages, but it also faces new design challenges. Unlike “standard” 2D circuit boards, PCB design engineers encounter specific issues when designing flexible circuit boards. Understanding the characteristics of flexible circuit board design helps to address issues in advance and speeds up the design cycle. What is flexible circuit board … Read more
Reset Conditions The RST pin must maintain a high level for more than 2 machine cycles. Reset Circuit Figure 80C51 Reset Circuit CPU State After Reset Any microcontroller must go through a reset process before it can operate. What does reset mean? It is similar to the preparation bell we ring before class starts. Once … Read more
In the design and manufacturing process of electronic products, the PCB acts as a bridge connecting various electronic components. Its quality directly affects the overall performance and reliability of the product. Therefore, engineers must conduct strict inspections on the PCB to ensure that the product is flawless and can achieve optimal efficiency and performance. So, … Read more
☞ This is the 17006th article published by Metal Processing (mw1950pub). Editor’s Note The production of PCB is very complex. Taking a four-layer printed circuit board as an example, the manufacturing process mainly includes PCB layout, core board production, inner layer PCB layout transfer, core board drilling and inspection, lamination, drilling, copper chemical deposition on … Read more
PCB (Printed Circuit Board), also known as printed circuit board in Chinese, is an important electronic component and the support for electronic components. Since it is made using electronic printing technology, it is called a “printed” circuit board. Before the advent of PCBs, circuits were composed of point-to-point wiring. This method had low reliability because … Read more