First, I used kmalloc(30*sizeof(char),GFP_DMA) to allocate two memory spaces, one as the source address and the other as the destination address, in order to transfer the data of the source address to...
What is NB-lot?
NB-IoT, or Narrow Band-Internet of Things, has the characteristics of low cost, low power consumption, and wide coverage (cellular network). It is positioned in the carrier-grade, low-...
I encountered a problem when developing a program on Windows. I personally think it should be a unicode encoding problem. For example, there is the following problem; CString a("$ABCDE"); I personally...
[table] [tr][td][color=#666666]What are the correct ways to use the DIN rail power supply? The following scan IC network will answer for you: [/color] [color=#666666] 1. The AC voltage standards for D...
[i=s]This post was last edited by forever1314 on 2016-5-11 14:44[/i] int main(void) { u8 a,j,i=0; /* config the led */ LED_GPIO_Config(); /*config key*/ Key_GPIO_Config(); while(1) { if( Key_Scan(GPIO...
Since the maximum input voltage of MPS2307DN is 23V, but the current circuit requires 24V input and 3.3 and 5V output, MPS2307 cannot be used. I am looking for a compatible chip. It is best if the PCB...
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]
Abstract:
With the increasing complexity of smart vehicle electrical and electronic architectures, the full lifecycle management of vehicle electronic control components faces multiple challe...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[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]
Amidst the wave of intelligent automotive transformation, advanced driver assistance is gradually emerging from cutting-edge technology into the mainstream, becoming a new frontier of industry comp...[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]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
Electric vehicles' 12V batteries don't rely on a generator to power them. Only gasoline-powered vehicles rely on the engine to drive a generator to generate electricity while driving, which is used...[Details]
The complexity of the integrated circuits (ICs) used in electronic systems in vehicles is increasing. They aim to execute artificial intelligence (AI) algorithms to control autonomous driving funct...[Details]
Charging is a familiar process for new energy vehicles, and as a source of battery energy, charging piles are crucial. New energy vehicle charging can be divided into fast charging and slow chargin...[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]
During daily operation of an R-type power transformer, the voltage used varies as the equipment being used adjusts. This raises the question: can the transformer change voltage at this point? The a...[Details]
According to Nikkei, a survey found that global electric vehicle battery supply is expected to reach more than three times the required quantity due to
cooling
demand for electric vehicles,...[Details]
Tiantai Robot's official Weibo account announced on the evening of August 20 that Tiantai Robot Co., Ltd., together with strategic partners including Shandong Future Robot Technology Co., Ltd., Sha...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]