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大佬们，有没有用STM32的HAL库做过PMBus通信的，一个32做主机，另一个做从机。
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4
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18
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May 22, 2026
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STM32-Based Synchronous Rectification Buck-Boost Digital Power Supply Open Source
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55
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641
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May 16, 2026
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大佬们，我做了一块基于sw3538芯片的typec单口快充模块，上电后芯片的VDD引脚正常工作，但是插上设备不识别，不能充电。
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18
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36
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May 12, 2026
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Guys, does more turns of a common-mode inductor always mean better performance?
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5
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40
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May 10, 2026
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Hermes Agent Deployment Guide: Step-by-Step Instructions to Build Your First AI Assistant
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0
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24
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May 9, 2026
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[Voting] Which microcontroller/MCU brand do you like the most?
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1
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74
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April 29, 2026
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Operational Amplifier (Op-Amp) Beginner's Guide: From Principles to Practice
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0
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118
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April 28, 2026
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LCD1602 I2C module cannot display characters
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23
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62
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April 28, 2026
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Getting Started with Raspberry Pi GPIO: From Beginner to Practice
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0
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20
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April 27, 2026
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Fans, water pumps, etc. not working; don't know where the problem is
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8
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39
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April 25, 2026
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Let's discuss: Are you still choosing STM32 for small batch projects now, or has everyone switched to domestic alternatives?
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5
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68
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April 21, 2026
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DC-DC Buck Circuit SW Node Ringing Too Severe, RC Snubber Circuit Still Can't Suppress It!
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5
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38
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April 21, 2026
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2026 Storage Chip Prices Are Rising Like This, Has Anyone Adjusted Their Design Plans?
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3
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36
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April 21, 2026
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How to convert a triangle wave into a square wave and invert it using a comparator with hysteresis?
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2
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18
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April 21, 2026
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5G CPE Kunpeng C2000MAX Unboxing and Quick Review
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0
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38
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April 15, 2026
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开源TypeC拓展坞，4个10Gbps的USBA口+2.5G网卡+读卡器，VL822+RTL8156BG+GL3224
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2
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43
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April 15, 2026
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Why does I2C OLDE setting at 3MHz work normally?
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6
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29
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April 14, 2026
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ZTE F40 5G RedCap Portable WiFi Simple Unboxing Review
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0
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59
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April 14, 2026
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Which MCU is suitable for capacitive proximity sensing?
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4
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27
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April 7, 2026
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Some issues in BUCK-BOOST circuit design
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7
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71
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April 3, 2026
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[Open Source] SC8703-based Buck-Boost DCDC Adjustable Power Supply with Voltage and Current Regulation, Supporting PD Fast Charging Input
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11
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168
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March 31, 2026
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[Open Source] 24V 3A Flyback Switching Power Supply (Based on UC3842, Including Circuit and Transformer Parameter Calculation)
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7
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305
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March 30, 2026
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Differential op-amp circuit: Do you know what this 1V does?
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2
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27
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March 27, 2026
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Help needed - 2011 Electronics Competition, Switching Power Supply Parallel Power System
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6
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28
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March 27, 2026
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2026 Comprehensive Guide to Applying for Electronics and Information Programs: Choosing the Right Field = Seizing a Decade of Golden Opportunities
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0
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30
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March 26, 2026
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Empowering Everything, Leading the Future with Intelligence: 2026 Comprehensive Guide to Applying for Electronics and Information Programs
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0
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18
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March 26, 2026
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STC major outage number cannot be used
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3
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22
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March 26, 2026
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STM32 ADC readings from AD8307 output voltage are inaccurate, but measurements of the STM32 board's own output voltage are accurate
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4
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31
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March 21, 2026
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在使用stc8a8k64d4官方库函数时遇到了问题
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2
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20
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March 21, 2026
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Senior members, during interviews I was asked about problems encountered in designing flyback converters and how to solve them—how should I answer this question?
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6
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59
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March 20, 2026
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