NMOS+PMOS controls the battery voltage output1. When MCU_CTL is high, Q5 and Q1 are turned on, and BAT_OUT outputs the battery voltage of 3.7V. This is no problem2. When MCU_CTL is low, Q5 and Q1 are ...
Designing a wide input DC/DC converter for smart lock applications : https://training.eeworld.com.cn/course/5268This video discusses the unique challenges of powering a smart lock with a wireless inte...
When the program executes to read_pcm();, the earphone has sound. Actually, read_pcm(); reads the value of vs1053 register. What's the problem? int main(void) { u16 i=0; delay_init(); //delay function...
[align=left][font=微软雅黑][size=3][color=#000000]To make the oscilloscope display only the input signal without mixing other signals, the oscilloscope needs to characterize the signal more purely. [/colo...
With the improvement of economic level, cars are gradually becoming people's daily means of transportation. However, the electronic products that people carry with them, such as mobile phones, cann...[Details]
Not long ago, professional investment research company Deloitte released the "2020 Global Automotive Consumer Research" report, which covers various key issues affecting the automotive industry (incl...[Details]
introduction With the rapid development of the Internet and the increasing demand for various wireless services, the current wireless communication network that mainly carries single voice services h...[Details]
Last night, in response to the "Tencent games removed from Huawei platform" issue, Tencent Games issued an announcement stating that after friendly negotiations between the two parties, Tencent game-...[Details]
High voltage insulation resistance tester is suitable for insulation testing in the maintenance, repair, testing and verification of various electrical equipment. The insulation resistance graduation...[Details]
According to the official Weibo of Huawei Terminal, a new flagship smart screen product equipped with the Hongmeng system will be released on April 8, and the Huawei P40 series will also be released ...[Details]
Sun visors can also be made high-tech! Add AI technology and say goodbye to sunglasses When it comes to sun visors, everyone is familiar with them. They are very common on cars, and the chance of u...[Details]
In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Inte...[Details]
If there was a technology that could copy or imitate your speech in a second, would you be surprised or horrified? In 2019, the application of AI technology has become more and more diverse. Techno...[Details]
The CPU used in this example is the STC12C5412 series 12x speed single-chip microcomputer. It can also be used with other series of single-chip microcomputers by simply modifying the parameter values,...[Details]
At present, the form factor of smartphones is no longer limited to a simple screen. With OPPO officially announcing the OPPO X 2021 scroll screen concept phone at the Future Technology Conferen...[Details]
According to foreign media reports, TDK has upgraded its Micronas 3D HAL right-angle Hall effect sensor series HAL 37xy (HAL 37xy, HAR 37xy and HAC 37xy), which can be used for functional safety ap...[Details]
sequence Whether you are an embedded hardware engineer or an embedded software engineer, the use of an oscilloscope can be regarded as a necessary skill, because when we are doing some projects invol...[Details]
On April 23, the
launch meeting of
the "
Robot
Automated Production Line Rapid Reconfiguration Technology Project"
, a key project
of the 2023 National Key R&D Program...[Details]
Tesla has always emphasized the power of its pure vision autonomous driving solution. When humans perceive and understand the world, 70%-80% of the data is processed through vision. This at least m...[Details]
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