I want to use an op amp to make a voltage attenuation circuit to measure 3~48V DC signals. Attached is a preliminary circuit diagram, but the power frequency interference problem cannot be solved duri...
With the IR infrared receiving module as an accessory, the development board can remotely control the LED light. Its overall structure is shown in Figure 1.
Figure 1 Overall composition
The pin connec...
An LED lamp at home is broken. This is a common 9W LED bulb. Since it cannot be used, I thought of disassembling it and analyzing it.It is easy to disassemble. Just squeeze the lampshade in front and ...
1.
Circuit configuration of
household terminal
distribution system
Residential electrical design should be coordinated with local actual conditions, take into account th...[Details]
Recently, at the project signing ceremony of the Heilongjiang Industrial Investment and Open Cooperation Conference held in Yabuli, the Yabuli Pumped Storage Power Station project with an investment o...[Details]
According to news from Germany, Bosch has recently developed an eClutch (electronic clutch) system, which will make it possible for manual transmissions, which are gradually being phased out of h...[Details]
Regarding the question of programming in assembly language and C language. This question bothers many people, probably mainly due to the teaching and guidance of some textbooks. C language programming...[Details]
The SR-8 dual-trace oscilloscope is a fully transistorized portable general-purpose oscilloscope. Its bandwidth is DC15MHz, and it can simultaneously observe and measure the instantaneous process of...[Details]
As the seasons change, from the beginning of the year to the end of the year, the ubiquitous power Internet of Things is experiencing a spillover effect.
Not long ago, State Grid Corporation o...[Details]
Shanghai SECCO Petrochemical Co., Ltd. (SECCO for short) is located in Shanghai Chemical Industrial Park. It is currently the largest joint venture petrochemical company in China. It is a project jo...[Details]
Improvement Principle of Deep Groove Asynchronous Motor
Deep groove asynchronous motor is a common type of AC motor. Its improvement principle is mainly to improve the efficiency and performan...[Details]
introduction
As an actuator, the proportional solenoid is one of the key products of mechatronics and is widely used in various automatic control systems. The proportional solenoid has a l...[Details]
Huawei is focusing on its emerging cloud business to ensure its survival, as it can still obtain American chips despite US sanctions, Reuters reported, citing the Financial Times. The report said t...[Details]
The flight control computer is the core device of modern missile guidance and control system. Its performance is directly related to the accuracy of precision guidance and the probability of killin...[Details]
SysTick is a 24-bit timer built into the Cortex-M core, so we can see its register definition and configuration function SysTick_Config() in the core_cm3.h or core_cm4.h header file. SysTick's functi...[Details]
On the morning of May 11, according to supply chain analysts, Apple’s upcoming iPhone 14 Pro and iPhone 14 Pro Max models will have slightly larger screen sizes than the iPhone 13 Pro and iPhone...[Details]
Create light.c:
Modify start.S:
Modify Makefile: add light.o
Finally, make succeeded and burning was successful.
Similarly, we can also call our assembly f...[Details]
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