The concept of compilation: The compiler reads the source program (character stream), performs lexical and grammatical analysis on it, converts high-level language instructions into functionally equiv...
Potentiometers are often used as calibration components in analog circuits, but their mechanical characteristics and other reasons make them difficult to integrate, and subsequent maintenance will be ...
The cooling system of a BMW engine consists of a coolant cooling system and an engine oil cooling system. Depending on the BMW vehicle specification, different types of engine oil cooling systems are ...
[align=left][color=rgb(51, 51, 51)][font=Avenir, "][size=14px]Speaking of PCB boards, many friends will think of it everywhere around us, from all household appliances, various accessories in computer...
[i=s]This post was last edited by qwqwqw2088 on 2020-4-14 17:10[/i]The electric mask is similar to a fresh air system. There is a fan inside to suck in the outside air, and the outside air will enter ...
Recently, many foreign digital bloggers have been sharing old iPhone prototypes that they have obtained. Last week, a video host shared an iPhone 4S prototype that was personally supervised by Steve ...[Details]
With the development of science and technology and economy, the number of cars is gradually increasing, and traffic management problems are becoming increasingly severe. How to establish a scientific...[Details]
Test environment requirements and user-prepared materials: 1 Ambient temperature 0 ~ 40 ℃, relative humidity ≤ 80%. 2. There is no strong vibration, dust, strong electromagnetic interference, or co...[Details]
Debug passed. key_scan_p2() //Timer, or main program scan { uchar x,y,z; P2=0x0f; x=P2&0x0f; P2=0xf0; y=P2&0xf0; z=x|y; if(z!=key_value1) key_value1=z; //If the two results are different...[Details]
Since launching
a reference design for
an analog front end
(
AFE
) for ultrasound applications last year, Samplify Systems has been working on new endeavors in areas such as medical imag...[Details]
introduction
Since the 1990s, with the continuous reduction of the feature line width of integrated circuits and the corresponding increase in chip density and operating frequency, reducing pow...[Details]
3D magnetic field sensor chips have advantages such as low power consumption and wide supply voltage range, which allows more flexible battery selection
June 10, 2022, Tessenderlo, B...[Details]
Every car has at least one battery, which usually has two functions: starting the engine and powering the electrical devices in the car, such as power windows, car radio, etc. After the car engine is...[Details]
November 7, 2018, report from Yancheng: SMA provided Zeverlution Pro 40K-MV inverter products for the largest single floating power station project in Jiangsu Province. The project has an installed...[Details]
In the previous article, we introduced the concept of histogram and how to use histogram to analyze jitter (that is, analyze from the perspective of statistical domain). From the jitter histogram, we...[Details]
The Meizu 17 Pro Xiaofang Kiln Art Collector's Edition will be officially on sale at 10 am tomorrow. Yesterday evening, Wan Zhiqiang, head of Meizu's marketing and technology, also shared some o...[Details]
The pipeline in ARM is divided into: fetch, decode, execute, store, and write back. The five steps are as follows: The main abnormal situations are mainly concentrated in the decoding and execution...[Details]
Previous: Internal D-Flash emulation EEPROM This article describes the development of the BootLoader lower machine. I took on a project on the third day after arriving at the new company, and it...[Details]
Another company in the global semiconductor industry has issued an operational warning. German IDM giant Infineon Technologies has unexpectedly lowered its 2019 operating outlook, lowering its revenu...[Details]
A transimpedance amplifier for PDIC is proposed. The circuit is composed of three identical push-pull amplifiers in cascade. Each stage uses a dynamic resistor to compensate the load to improve the p...[Details]
DSP and ARM Processors
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