Cube MX 5.30 is the latest version. When reading and writing TF cards via SDIO, the mode is set to 4-bit. However, the generated c file is always in 1-bit mode. It's strange. Could it be that the 4-bi...
Headhunter position [Shanghai] Job responsibilities: 1. Participate in the development of new products, understand hardware design, schematic design, PCB Layout, and solve hardware-related problems in...
This is the details of debugging the RF amplifier that I personally tested in my project, system solution - structural design - module determination - layout - module verification - whole machine veri...
Live Replay: Microchip Security Series 15 Simplifying Security Application Design with dsPIC33/PIC24 and ATECC608 Devices : https://training.eeworld.com.cn/course/6165...
Designing Wide Input DC/DC Converters for Thermostat Applications : https://training.eeworld.com.cn/course/5267What to look for when selecting a wide input DC/DC converter for thermostat applications...
ThinkPad - General solutions to power management problems Applicable models: All ThinkPad A31 Document content: I. General diagnostic methods and solutions to power management problems: 1. Confirm whe...
Today, blogger @熊猫很禿然 revealed that the Dimensity version of OPPO Find X5 Pro, the world's first phone equipped with the Dimensity 9000 flagship processor, will go on sale later than the Snapdr...[Details]
7800 tracking voltage regulated power supply circuit diagram
As shown in the figure, it is an application circuit of a tracking voltage-stabilized power supply composed of a 7800 positive integr...[Details]
The rumor that State Grid and the 5G license holder will set up a joint venture has finally been confirmed.
On December 18, relevant media reported that they had verified with the radio and te...[Details]
QFN (
Quad Flat No-leads
Package) is one of the surface mount packages. It is worth noting that the QFN package is completely different from the LCC package. The LCC still has an epitaxial ...[Details]
Introduction: Several precise delay programs for 51 single-chip microcomputers: In the calculation of precise delay, the most easily overlooked part is the delay outside the calculation loop. In situ...[Details]
1. When I used the positive to negative voltage conversion chip recently, I found that the output negative voltage was insufficient. When the load was disconnected, the voltage was restored. I began...[Details]
LEDs have been increasingly used in industrial applications, electronic signs and signal lights, home and mobile devices, automobiles and consumer electronics because they offer high efficiency, du...[Details]
Recently, Wuhan Fein Microelectronics Co., Ltd. (hereinafter referred to as "Fein") completed a strategic financing of over 100 million yuan. This round of financing was led by Hongtai Hailian, follo...[Details]
As we all know, TL431
is the reference voltage in the feedback loop of the
switching
power supply
(SMPS). This device combines the reference voltage with an open-collector error amplifier, w...[Details]
1 Overview The pulse width modulation (PWM) mode can generate a signal with a frequency determined by the TIM1_ARR register and a duty cycle determined by the TIM1_CCRi register. 2. Chip informatio...[Details]
Overview of Timing Clock Chip Commonly used timing clock chips include DS12C887, DS1302, DS1307, DS3231, RX8025, and each model has its own derivatives. Most of them are produced by Dallas, and the m...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Not long ago, the ongoing Huaxizi scandal made the term "domestic products" the focus.
Old domestic brands such as Fenghua and Huoli 28 have been on the hot search list one after another, ...[Details]
The mass production time of the low-priced version of Vision Pro has been postponed to after 2027 for some time.
Guo Mingchi said that this means that in 2025, Apple’s new head-mounted d...[Details]