The main reason is that this board is a bit expensive. If more people draw, it should be cheaper.Just draw the main DM642, SDRAM, Flash CPLD, power supply, LED, button. USB interface, UART port. This ...
Hello everyone, I am Kevin, a headhunter. I post here just to take advantage of the popularity of Guibaodi! I hope to bring good career development to more brothers. Basic requirements: Bachelor degre...
To make a high-current motor drive board, you need to connect MOS tubes in parallel. But there are many MOS tubes on the market that can pass 80 or 90 amperes. Can't we use such MOS tubes to make high...
Urgent help: I want to use IAR for ARM plus Jlink bare metal debugging 6410I bought a real6410 from Huatianzheng before, and I want to start learning from the bare metal first, and then consider learn...
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Keithley engineers have been committed to product innovation and RD, and have generously shared core technologies and application operations with everyone. As one of them, I also discussed with my fel...
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
Flip-chip and ball grid array (BGA) are two widely used packaging technologies in the electronics industry. Each has its own advantages and limitations, and in some cases, they can complement each ...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[Details]
According to foreign media reports, BMW has just been granted a patent for a screen that could cover the entire roof. BMW hopes to transform at least a portion of the vehicle's headliner into a dis...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[Details]
In this final installment of a five-part blog series, I will discuss noise in op amps driving headphone loads and some techniques for reducing it. Previous posts have discussed headphone load power...[Details]
The intelligent
dust monitoring system intelligently monitors dust concentrations at and around construction sites. All concentration values are transmitted to a cloud server for
cloud co...[Details]
The primary control objective in this case is the display and alarming of data parameters on the Xinheng control scale instrument. The system's main PLC uses a Siemens CPU, and data is collected vi...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
Anyone who has driven a pure electric vehicle will find that it starts much faster than a fuel vehicle. So why do pure electric vehicles start so quickly?
We all know that an engine's to...[Details]
Modern automotive electronics have entered a new phase of fundamental change and advancement, evolving from the application of electronic components to in-vehicle electronic systems. Sensors are on...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]
1. One-way starting control circuit
1. Circuit operation analysis
1) Close the power switch QS and press the start button SB2. The contactor coil KM is energized, the normally open ...[Details]