This is a 12V 1A/2A constant current source. Through analysis, it is found that the circuit works in a switching state, and the circuit ripple in this state is large. It is not ideal for measurement l...
Following Apple's launch of a 145 yuan cleaning cloth , Tesla today announced the launch of a truck-shaped whistle: the price is $50, about RMB 318, and it is sold in limited quantities. According to ...
TI 15.4-Stack is an IEEE 802.15.4e/g RF communication stack. It is an integral part of the SimpleLink CC13xx/CC26x2 Software Development Kit (SDK) and supports star topology networks for either Sub-1G...
You really have to read the datasheet, for example, DS18B20, otherwise it will be difficult to write the program. The digital temperature sensor DS18B20 launched by DALLAS Semiconductor of the United ...
The self-developed 32-bit microcontroller LT32U02 is used to launch the touch capacitive screen IIC interface to USB solution. The existing general capacitive screen touch chips all use the IIC interf...
1. Register If you want to learn about interrupts, you must first understand registers. Here we will learn what registers are and how to use them. 1. What is a register? Registers are special RAM. ...[Details]
The media card MMC (MultiMedia Card) is a multifunctional memory card jointly developed and launched by SanDisk of the United States and Simens of Germany in 1997. It has a built-in control circuit...[Details]
Xiaopeng Motors and Alipay have officially signed a contract to jointly develop the "in-car payment" function. This is the first batch of car companies in China to implement the "in-car payment" capa...[Details]
A few days ago, Motorola announced a 2021 Moto G phone equipped with the Snapdragon 800 series. Now the reliable leaker @evleaks has revealed more details about the phone and even a real pictur...[Details]
LM1875 has higher power than TDA2030 and TDA2009, and its voltage range is 16～60V. Its power without distortion is 20W (THD=0.08%), and when THD=1%, its power can reach 40W (the human ear has no obvi...[Details]
New energy OEMs are increasing their efforts to develop and produce power batteries in-house , affecting the reshaping of the competitive landscape of the supply chain of core vehicle components such...[Details]
Measure: Set up the measurement. Source selection: After the selection is completed, the icon color under the Menu menu of the left quick measurement button will be consistent with the color of the ...[Details]
The eddy current retarder is a highly efficient automobile braking auxiliary device. It can not only make the car decelerate and drive at a constant speed conveniently when driving on a slope, but ...[Details]
Wallpaper Washability Tester / Wallpaper Wipeability Tester is used to determine the water resistance and washability of wall decoration wallpapers made of paper, vinyl and plastic materials. Main ...[Details]
On November 13, in order to further strengthen the construction of the Hunan Electric Power Company Joint Laboratory, the State Grid Zhuzhou Power Supply Company Locomotive Joint Laboratory held an un...[Details]
0 Introduction
With the widespread application of high-tech in the military field, weapons and equipment are gradually developing towards high, precise and advanced directions. Traditional mili...[Details]
According to foreign media reports, Israeli artificial intelligence company UVeye has developed threat detection technology that can instantly identify bombs, weapons, drugs and other security threat...[Details]
In February 2019, Toshiba developed an automotive-grade image recognition chip (SoC), which increases the speed of deep learning accelerators by 10 times and improves the efficiency by 4 times compar...[Details]
The last line after startup prompts can't access tty, job control turned off, which means that the console cannot be entered. The reason is that there is a problem in the /etc/inittab file
Sol...[Details]
Analog electronics
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