The real-time clock (RTC) is a module independent of the main function, used for timing functions related to calendar time. In the past, there were special chips such as DS1302. Now, due to the improv...
[i=s]This post was last edited by lehuijie on 2019-2-19 22:47[/i] Today is the 15th day of the first lunar month, and it is also the last day of our Spring Festival. This photo shows the making of whi...
"ESD Unveiled (Principles and Typical Applications of Electrostatic Protection)" is the result of more than 20 years of research and work experience of Dr. Steven H. Voldman in the field of electrosta...
After the hardware is connected correctly and the development software is installed, you can download and debug the demo you want to implement.Here are some screenshots of the software to be downloade...
Tesla Inc. (TSLA) said it has only achieved a fraction of its goal to produce 1,500 Model 3s due to production bottlenecks. The luxury electric car maker hopes to break into the mainstream market ...[Details]
With the widespread application of embedded systems, a large number of 16-bit and 32-bit embedded processors have emerged. However, the traditional 8-bit microcontroller has been used in production...[Details]
1. Types of UPS circuit structures
At present, various UPS with mature technology and products have been formed. In terms of their main circuit structure and uninterruptible power supply ope...[Details]
As shown in the figure, this is a type of single-chip AD converter: ADC0804 is a monolithic integrated A/D converter. It uses a 20-pin integrated chip with CMOS technology, a resolution of 8 bits, ...[Details]
Today's German automobile industry seems to be in a period of reflection, and its attention to the development of the new energy market has increased to a very high level. Especially with regard to...[Details]
The automatic dialer is an intelligent alarm monitoring device. It uses a single-chip microcomputer as its core device. It can send alarms to designated BP machines at any time using wireless pag...[Details]
Yesterday, an anonymous netizen on the foreign forum Reddit exposed the latest spy photos of the new generation of Sony noise-cancelling beans. At present, it has been nearly a year and a half since ...[Details]
Zuosi Auto R&D released the "2022-2023 Baidu Intelligent Driving Business Analysis Report". Baidu's development paths in the field of autonomous driving are divided into three: Apollo platform, aut...[Details]
According to Business Insider, under the leadership of Intel's new CEO Bob Swan, Intel delivered a less-than-impressive report card in the first quarter of 2019, causing many analysts to debate wheth...[Details]
The SPI timing diagram of the device is shown above. Use the STC15W microcontroller SPI to communicate with this device. The register configuration of STC15W is as follows: Finally the code to i...[Details]
The 80C51 microcontroller has two 16-bit programmable timer / counters . Programmable means that its functions (such as working mode, timing time, range, start mode, etc.) can be determined and c...[Details]
Qichacha App shows that Huawei Technologies Co., Ltd. recently disclosed a "watch" design patent with the publication number CN306301963S. The patent abstract shows that the purpose of this de...[Details]
Most large electric vehicles are driven by dual motors. In order to increase the starting torque and reduce the starting current,
a
frequency-sensitive resistor is required to be connected ...[Details]
Figure High input, high output voltage regulator circuit
In general, IR1≥5Iq, then the above formula can be rewritten as Uo≈Uo1+IR1R2, (2) Substituting IR1=Uo1/R1, then Uo=Uo1(1+R2/R1)(3)From th...[Details]
On October 31, with the official commissioning of the newly expanded 220 kV Keke Line 258 interval of the Hohhot Power Supply Company of the Inner Mongolia Electric Power Group, the Hohhot Kezhen 100 ...[Details]