high-speed PCB design

STM32 Project Share: Air Purifier

by
STM32 Project Share: Air Purifier

Bilibili video link: https://www.bilibili.com/video/BV1bndfYfEhM/?share_source=copy_web&vd_source=097fdeaf6b6ecfed8a9ff7119c32faf2 01 — Project Overview 1. Function Details STM32 Air Purifier The functions are as follows: MQ-2 detects smoke, triggers sound and light alarm, and activates the purifier PM2.5 module detects dust MQ-7 detects carbon monoxide gas MQ-135 detects air quality MS1100 detects formaldehyde levels Smoke, gas, air quality, dust, and formaldehyde … Read more

Will Embedded Software and Hardware Engineers Be Replaced by Artificial Intelligence?

by
Will Embedded Software and Hardware Engineers Be Replaced by Artificial Intelligence?

For embedded software engineers: For newcomers to the field, writing an I2C driver can take an entire night. They have to meticulously read through the chip manual line by line to understand the register definitions. For instance, when configuring the I2C clock for the STM32, one must first calculate the APB1 prescaler and then set … Read more

Improving Wave Soldering Quality in PCBA Manufacturing

by
Improving Wave Soldering Quality in PCBA Manufacturing

In the production of circuit boards, the quality of wave soldering is extremely important. How to improve the quality of wave soldering is a key issue that every wave soldering equipment engineer, electronic manufacturing process engineer, and electronic manufacturing manager needs to consider. Improving the quality of wave soldering is a systematic project that requires … Read more

Summary of Common Issues in PCB Design Signal Integrity

by
Summary of Common Issues in PCB Design Signal Integrity

The increasing number of high-frequency signal designs is closely linked to the steadily improving performance of electronic systems. As system performance improves, PCB designers face growing challenges: smaller grain sizes, denser circuit board layouts, and lower power consumption requirements for chips. Technological advancements are always accompanied by a series of issues. With the enhancement of … Read more

PCB Layering for GHz Signal Integrity

by
PCB Layering for GHz Signal Integrity

PCBs designed for high-frequency applications, especially those operating at GHz signals, require careful attention to layering design to ensure signal integrity. A well-planned PCB layering for GHz signals minimizes signal loss, controls impedance, and reduces crosstalk. In this comprehensive guide, we will explore the key points of high-frequency PCB layering, advanced materials, and techniques to … Read more

Buck Module PCB Circuit Board Voltage Regulator from 24V-80V to 12V

by
Buck Module PCB Circuit Board Voltage Regulator from 24V-80V to 12V

Buck Module PCB Circuit Board Voltage Regulator from 24V-80V to 12VCB12/6C44 Timer IC Chip with Multiple Options for 1-2-3-4-6-8 HoursDevelopment of Electric Eye Beauty Device with Ion Introduction Rolling Ball Scheme3393-9C7F Table Lamp Cycle Timer IC Chip Function Description

Allegro X PCB Design Tips Series – 27. How to Create and Cancel Xnet in Allegro X?

by
Allegro X PCB Design Tips Series - 27. How to Create and Cancel Xnet in Allegro X?

Click the blue text / Follow usBackground Introduction Content Summary: In high-speed PCB design, engineers need to apply precise routing rules to specific network groups (such as differential pairs, DDR data lines, etc.) to ensure signal integrity. However, when networks are segmented by series components (such as resistors and capacitors), traditional constraint rules cannot be … Read more