The mainboard of the health kettle uses resistance and capacitance to step down the voltage. I disassembled a health kettle and drew the circuit diagram myself, but I can't explain it and don't unders ...
2025-8-1 00:38 - 6551130 - Power technology
The mainboard of the health kettle uses resistance and capacitance to step down the voltage. I disassembled a health kettle and drew the circuit diagram myself, but I can't explain it and don't unders ...
2025-8-1 00:33 - 6551130 - Switching Power Supply Study Group
This post was last edited by latera on 2025-7-20 19:52 This article mainly wants to test the image recognition solution of N947's NPU to understand how N947 implements machine learning applications. ...
2025-7-20 19:51 - latera - DigiKey Technology Zone
AI is being used in more and more applications these days, but as a developer myself, I don't really have any grand ideas. All I want to achieve is a simple chatbot. It is not necessary for this chatb ...
2025-7-29 23:58 - walker2048 - Industrial Control Electronics
The commonly used op amp transistor constant current source circuit, the simulation results are OK, in line with expectations, but it doesn't work when the transistor is replaced with NMOS. However, t ...
2025-7-31 16:49 - zhaoyanhao - Analog electronics
# Renesas FPB-R9A02G021 RISC-V Development Board Review I recently had the good fortune of receiving the Renesas FPB-R9A02G021 RISC-V development board. Today, I'd like to share my unboxing experienc ...
2025-7-30 23:16 - 高山迷彩 - Renesas Electronics MCUs
I am about to start work. Today I took out my degree certificate and graduation certificate to make copies. I saw that the surface of the graduation certificate has turned white, like mold. I don’t k ...
When debugging PLP circuits, I always worry about capacitor selection: Choose a larger capacity, the board won’t fit in; If I choose a smaller one, I am afraid there won’t be enough spare time. I he ...
2025-7-22 16:19 - okhxyyo - Power technology
#01Adaptive AUTOSAR Methodology The AUTOSAR AP development methodology consists of three main phases: 1. Architecture and design phase : In this phase, you need to determine the system requirements, f ...
2025-7-31 15:44 - wangerxian - Automotive Electronics
1. Unboxing Family photo after unboxing. Front view of the development board All interfaces are on the front. Back view There are only jumper pads. II. Introduction to the Renesas FPB-R9A02G021 ...
2025-7-31 15:35 - bigbat - Renesas Electronics MCUs
This post was last edited by waterman on 2025-7-22 23:07 In this post, we implement sending image data through the serial port and use NPU on the board to perform MNIST handwritten digit recognition. ...
2025-7-22 23:08 - waterman - DigiKey Technology Zone
[TOC] # cifar10 example ## Example import As described in the example import section in the first article "【Follow me Season 3, Issue 2】Set up the environment, download and debug the example program ...
2025-7-29 19:17 - wakojosin - DigiKey Technology Zone
This experiment is based on the FRDM-MCXN947 development board. Through NPU benchmark tests and keyword recognition examples, we test and learn the basic process and actual performance of NPU reasonin ...
2025-7-13 20:37 - waterman - DigiKey Technology Zone
This post was last edited by Luanshizhujiuluntianxia on 2025-7-30 15:05 The input reactor for a fully-controlled rectifier requires rapid feedback due to load influence. Therefore, the input current ...
2025-7-30 15:05 - 乱世煮酒论天下 - Motor Drive Control（Motor Control）
1. Shell Basics and P3T1755 Temperature Reading Basics Use MCUXpresso Config Tools to create the shell project shell_cm33_core0 and the i3c_master_read_sensor_p3t1755_cm33_core0 project by creating a ...
2025-7-31 14:50 - kit7828 - DigiKey Technology Zone
What we want to test this time is to detect the concentration of CO2 we generate based on the preparation of CO2. Here we prepare baking soda and white vinegar purchased at home. Let's first understan ...
This Vicor eBook provides guidance for developing better power delivery networks to enhance the performance, efficiency, and reliability of light electric vehicle products. Traditional discrete power ...
2025-7-31 14:36 - EEWORLD社区 - Power technology
In this activity, we will discuss the basics of simulation, which is also the core device amplifier. When amplifiers go from textbooks to actual use, what mysteries have you encountered: The simulati ...
2025-7-24 10:51 - nmg - Domestic Chip Exchange
This post was last edited by tobot on July 31, 2025, at 1:14 PM. OpenMV has a fairly wide range of interfaces. Lily has already reviewed OpenMV's UART and digital interfaces ( https://bbs.eeworld.com ...
This post was last edited by qwqwqw2088 on 2025-7-8 09:37 The 5.9 GHz frequency band is a spectrum resource allocated by the International Telecommunication Union (ITU) and communications regulators ...
2025-7-8 09:37 - qwqwqw2088 - Automotive Electronics
This post was last edited by Hot Ximixiu on 2025-7-4 09:27 Against the backdrop of the rapid development of satellite technology, low earth orbit (LEO) satellites have become a disruptive inno ...
2025-7-4 09:27 - 火辣西米秀 - RF/Wirelessly
I just saw an article from Qorvo >>> Decoding the power (and RF) technology behind AI , which I think is very good. The article uses small examples to explain the requirements and challenges of ...
2025-7-14 10:19 - okhxyyo - Power technology
QSPICE is an advanced circuit simulation tool developed based on the classic SPICE (Simulation Program with Integrated Circuit Emphasis) framework. It was launched by semiconductor technology company ...
2025-7-14 05:03 - 百年夏章 - Power technology
This post was last edited by qwqwqw2088 on 2025-7-1 08:52 Qorvo's brushless DC motor controllers deliver high performance and ease of use through smart, complete solutions. Brushless Motor Control ...
2025-7-1 08:52 - qwqwqw2088 - Motor Drive Control（Motor Control）
My development board: Renesas FPB-R9A02G021 has arrived, and the VSCODE environment is installed on my computer. 1. First install the setup tool Download the software from this link Smart Configurat ...
2025-7-31 12:53 - bigbat - Renesas Electronics MCUs
What is the original part of this place? What is its model?
2025-7-31 12:09 - 爱新觉罗金刚 - Integrated technical exchanges
PCB design is an indispensable skill for excellent hardware engineers. When you see your design implemented on a small board that you can see and touch, everyone will feel a sense of accomplishment. ...
2025-7-31 09:46 - phantom7 - Download Centre
Hey everyone, I'd like to ask: A customer requires a 10K pullup resistor for the PWM signal, but the IC has an internal 18K pullup resistor for 4.8V. Should I add a 10K resistor to R18 as shown in Fig ...
2025-7-30 14:23 - 李二峰 - Analog electronics
This post was last edited by Hot Ximixiu on 2025-7-31 11:25 Electric vehicles (EVs) are equipped with large, high-voltage lithium-ion batteries and low-voltage lead-acid batteries, also used in moto ...
2025-7-31 11:25 - 火辣西米秀 - Automotive Electronics
Yesterday, a netizen recommended Qorvo's new QM35825 development kit to the administrator , saying that it was specially designed to help developers efficiently evaluate and develop innovative applica ...
2025-7-30 16:02 - okhxyyo - RF/Wirelessly
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