The EFM32PG22 Dev Kit has two microphone SPK0641HT4H-1 sensors on board. The main parameters are as follows:Data sheet attachedThe microphone schematic is as follows:Turn on the microphoneEnable micro...
Since the launch of "30 Power Switch Design Tips", it has received strong support from friends in the forum, and the number of clicks and downloads has always been among the best. Now, in response to ...
The interface function is registered in DriverEntry: Characteristics.DisableInterruptHandler = xxxx_MiniportDisableInterrupt; Characteristics.EnableInterruptHandler = NULL; Characteristics.HandleInter...
I just started learning microcontrollers and I am a novice. I just learned about digital tubes. I originally wanted to make the first and second digital tubes on the development board display 5 and 4....
On August 24th, Jin Yuzhi, CEO of Huawei's Intelligent Automotive Solutions BU, announced the first automotive application of Huawei Qiankun's unique Limera technology. This technology eliminates t...[Details]
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
Definition of interactive projection system:
Interactive projection systems, also known as multimedia interactive projection, are available in floor, wall, and tabletop interactive projection....[Details]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
Recently, Joyson Electronics has made positive progress in the core technology research and development of the robot's "brain and brain" and key components, and launched the industry's first integr...[Details]
With the development of vehicle technology, there are more types of cars. Cars are divided into hybrid, pure electric vehicles, and fuel vehicles. For hybrid cars, they are divided into plug-in hyb...[Details]
The power transmission system between a car's engine and drive wheels is called its drivetrain. It ensures the necessary traction and speed under various driving conditions, and coordinates these t...[Details]
Bearing wear is a common equipment problem in the manufacturing industry. In today's world where controlling production costs is advocated, using repair technology to reduce the scrapping and repla...[Details]
No one expected that after about a day of downtime, four or five thermostats on the control panel would display four 0000s and flash. We knew it was caused by poor contact of the temperature sensin...[Details]
On August 19th, Intel and Japan's SoftBank Group announced on Monday that SoftBank would invest $2 billion (approximately 14.376 billion RMB at the current exchange rate) in Intel. Under the agreem...[Details]
Which is brighter, the xenon lamp or the LED lamp?
Which is better, LED or xenon? Which is brighter? We asked experts about these questions. For those confused about this, let's take a look at...[Details]
1. Basic structure and working principle of centrifugal pump
1. Centrifugal pump water pump relies on the high-speed rotation of the impeller to make the fluid obtain greater kinetic energy, a...[Details]