The template testing feature adds a capability to traditional oscilloscopes: it allows for a quick assessment of whether the input signal is qualified. When an unqualified signal is captured, we can perform actions such as stopping and taking a screenshot. This article will introduce the template testing functionality of the ZDS4000 series oscilloscopes and provide … Read more
Hello everyone, I am Jide Cheng. This article discusses the DPPM function of charging chips, which stands for Dynamic Power Path Management. DPPM is the full name of Dynamic Power Path Management. Have you ever thought about a question: when your phone runs out of battery and shuts down, you want to charge it while … Read more
We recommend following the public account below to learn more about electronic technology knowledge! 01Introduction to SD Cards SD cards (Secure Digital Memory Card) are a new generation of memory devices based on semiconductor flash memory, developed from MMC. They are widely used in portable devices such as digital cameras, personal digital assistants (PDAs), and … Read more
In today’s widespread application of Nandflash, its high cost-performance ratio and significant programming defect rate coexist almost constantly. What characteristics of Nandflash lead to frequent programming accidents? Today, I will share a troubleshooting guide for Nandflash. Nandflash chips are widely used in electronic products due to their high cost-performance ratio and large storage capacity. However, … Read more
In learning from Wei Dongshan’s second session of “In-depth LINUX Drivers”, Lesson 20: NAND FLASH driver, I created a framework diagram following Brother Dongshan’s approach: Please enlarge to appreciate, and if not satisfied, you can click Read the original text to see the original image. If it is still not clear enough, more details can … Read more
Author: 0pening 1. Introduction Testing a certain WeChat mini program, without further ado, let’s start using BurpSuite to capture packets. However, upon capturing the packets, I noticed something was off 🤨. This application encrypts the parameters into bizContent and uses a signature parameter sign to prevent man-in-the-middle attacks on the data packets… not very honorable. … Read more
Special Statement All content in this article is for learning and communication purposes only and cannot be used for any commercial or illegal purposes. Otherwise, the consequences are at your own risk. If there is any infringement, please contact the author for immediate deletion! Due to my limited ability, if there are any inaccuracies in … Read more
Click the above to follow us! Google Senior Expert: Enhancing Security by 85% with PyCrypto Encryption Algorithms In this data-driven era, protecting information security has become increasingly important. Today, let’s talk about an incredibly powerful Python encryption library—PyCrypto. It is said that using it can enhance security by 85%, making it a nightmare for hackers! … Read more
Today, we will discuss a very important topic—encryption protection for PLC programs. PLCs (Programmable Logic Controllers) are the core devices in industrial automation, and the PLC program acts as its brain, controlling the entire system’s operation. To prevent programs from being maliciously cracked or copied, encryption protection is particularly important. The goal today is to … Read more
Click above to follow us In practical development, data security has always been a crucial topic. Especially when handling sensitive information such as user passwords and tokens, a reliable encryption solution is essential. python-jose is a particularly useful encryption library that simplifies various complex encryption algorithms. Today, I will guide you through using this tool. … Read more