Introduction In circuit design, neglecting ESD protection and isolation design to reduce costs can lead to serious consequences. This article will explore circuit issues caused by improper component addition and provide practical solutions to ensure the reliability and stability of circuit design. In circuit design, some neglect ESD protection and isolation design to cut costs, … Read more
Introduction In circuit design, level matching is a fundamental requirement, yet it is often overlooked, which can lead to device failures and communication anomalies. In this article, we will reveal how to avoid device failures caused by level mismatches and provide practical design advice to ensure your circuit designs are both efficient and stable. Level … Read more
Click the aboveblue text, send it to your friends circle, and share more information together😉 This power supply is for an assembled computer. When measuring the output purple and green wires, there is no voltage to ground. It is determined that the auxiliary power supply is faulty. Initially, it was thought that the auxiliary power … Read more
Many desktop computers do not have wireless network cards and can only connect via Ethernet. To use WiFi, you can simply plug in a USB wireless network card, which is convenient: The USB wireless network card is very compact, leading to curiosity about how the circuit board fits inside: Next, we will disassemble a model … Read more
â–¼Follow WeChat Official Account: Hardware Insightsâ–¼ Part 01 Introduction A foreign expert has created a heating temperature control board using the ESP32-C3, complete with schematic and PCB. Those interested can learn from it. The schematic includes the minimum system circuit, USB Type-C interface circuit, 3.3V voltage conversion circuit, heating control circuit, temperature sensing circuit, rotary … Read more
The interface is the most common component in embedded devices, serving as a channel for data transmission while providing isolation and protection for the circuit. Today, let’s explore a common solution for interface protection design. A gas discharge tube is a short-circuit protection device encapsulated in ceramic or glass, filled with low-pressure inert gases (such … Read more
This course series uses RK3588 chip as the core hardware design, based on the latest version of Cadence Allegro Allegro X software, to perform a complete end-to-end project design and simulation of the system’s on-chip resources, interface circuit design, and various commonly used peripheral resources for chip expansion. It integrates the latest software features and … Read more
Innovation Classroom Lesson Five Mechanical Society Microcontroller Basics and Circuit Diagrams Class Information Instructor: Shao Ziyang Location: Room 507, Building 37 Date: November 22 (Friday) at 6:30 PM Class Content 01 Understanding Microcontroller Basics First, Minister Shao introduced the unique position of microcontrollers as microcomputers, analyzing their basic structure, including core components like CPU, memory, … Read more
EEWorld Electronic News Sharp Interpretation Technical Dry Goods Daily Updates Embedded design is a vast project, today let’s talk about several considerations in hardware circuit design, first, let’s understand the hardware architecture of embedded systems. We know that the CPU is the soul of this system, all peripheral configurations are related to it, which also … Read more
In microcontroller chips, multiple groups of VDD designs are often seen. This design is intended to ensure power stability while reducing signal noise. This article will explore why multiple VDD groups are needed on microcontroller chips from the perspectives of internal circuit structure, power consumption, EMI/EMC, and how to design the VDD power system. 1. … Read more