If you want to draw PCB in orcad, you need to understand the concept of class and subclass. The subclass is a bit like the layer in AD and PADS, but it is not exactly the same. For example: Package Ge...
The MAX9814is a low-cost, high-performance microphone amplifier with automatic gain control (AGC) and low-noise microphone bias. The device features a low-noise front-end amplifier, a variable gain am...
A man was concentrating on his computer. His mother pushed the door open and handed him a glass of water. He looked at the glass blankly and asked thoughtfully: "Mom, did you copy it or move it?"...
Buzzers are very common devices, divided into passive and active types. Choose different types of buzzers according to project requirements. In recent projects, active buzzers are used. It's still the...
The occurrence of the no OSD menu fault indicates that the OSD processing circuit has no horizontal and vertical synchronization signal input circuit or the OSD processing circuit itself is abnormal....[Details]
If the PWM output of the STM series microcontroller is turned off, for example, by using TIM1_CtrlPWMOutputs to stop the output, the level is in an uncertain state. It depends on: 1. Characteristics ...[Details]
Before getting into the official content of this talk, I want to talk about why you should learn to use an oscilloscope when doing auto repair. Many people have questions. I can use a multimeter to m...[Details]
According to media reports, the global battle for talent in the semiconductor industry is intensifying, and South Korea, as a semiconductor manufacturing powerhouse, is facing an unprecedented cris...[Details]
The timer runs independently. It does not take up CPU time and does not require instructions. It only needs to be involved when the corresponding register is called.
Take AVR mega16 as an example, it...[Details]
MIC5158 composed of 5V input, 3.3V/10A output linear regulator circuit
The peripheral circuit composed of MIC5158 is a simple 5V input, 3.3V/10A output linear regulator circuit as shown in the f...[Details]
Recently, there has been a lot of news about the DPU market. Many domestic DPU companies have received capital financing. The former Marvell helmsman Dai Weili and his wife have returned to the marke...[Details]
Display screen production method
LED screens, as a new media, are more likely to attract people's attention with moving luminous images and texts. They have a large amount of informati...[Details]
In recent years, AAC Technologies has entered the semiconductor field with MEMS microphones as its entry point. Through years of technological accumulation, it has mastered the core technology of the...[Details]
When using system time, millisecond accuracy is required only in certain cases. Since there are few applicable occasions, it is difficult to solve.
There are two ways to represent time in Labv...[Details]
With the continuous development of in-vehicle interconnection technology, people's driving is becoming more and more convenient. At the same time, the rapid development of automobile interco...[Details]
On February 22, the People's Government of Changji Prefecture signed a strategic cooperation agreement with Xinjiang Nonferrous Group and Xinjiang Hanyao to create a new pattern of win-win cooperation...[Details]
The key components of new energy vehicle autonomous driving technology include:
Sensor system: Uses a variety of sensors (such as radar, lidar, cameras, and ultrasonic sensors) to perceive the...[Details]
Hysteresis PWM current control is a relatively traditional PWM current control method , which has the advantages of good stability, fast response speed, and controllable error. Its system structure i...[Details]
Embedded System
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