[i=s]This post was last edited by btty038 on 2019-10-25 11:57[/i]The 2019 Nobel Prizes have been announced in the past few days. Many friends have this question: Why has Yuan Longping, who has cultiva...
The title may not be clear, so let me explain it in detail. Use an oscilloscope to observe the normal serial transmission. Each byte has a start bit, eight data bits, and two stop bits. In theory, my ...
[size=5](1) There is a gap between the characteristics of actual power supply devices and ideal power supply: [/size] [size=5]Response speed: As mentioned earlier, linear regulated power supply achiev...
Generally, the output voltage of the regulator is divided by a resistor and compared with the internal reference voltage.
Thereby adjusting the output voltage to reach the desired voltage value.
Howev...
Last time I shared a local clock, but my friend thought it was not fashionable, so after thinking about it, I decided to make a world clock to support the scene, which can be regarded as a small expan...
Su Jing probably didn't expect that he would become famous for "daring to speak out" and also be "convicted" for "daring to speak out". The director of Huawei's intelligent driving product departme...[Details]
Recently, a colleague of mine encountered a problem when taking a private job. He could use Keil-5 to open the project given by the client, but there were errors in simulation and downloading. Accord...[Details]
1. Introduction: This article briefly introduces the application example of sensorless square wave drive based on MM32SPIN05TW in "small water pump". Program Features: ARM Cortex-M0 high-performanc...[Details]
When optimizing the design of switching power supplies and their subcircuits, equations or inequality constraints are often used to represent the various technical performance indicators and other ...[Details]
Recently, Shenzhen UAI Robotics released its overseas "
integration
" strategy, and it is expected that the proportion of overseas business companies will exceed 30% within three year...[Details]
Low-frequency and ultra-low-frequency signals are widely used in medicine, electrochemical research and experimental teaching. Especially in the field of electrochemistry, ultra-low-frequency signa...[Details]
What is DMA? DMA (Direct Memory Access) is an important feature of all modern computers. It allows hardware devices of different speeds to communicate without relying on a large interrupt load of...[Details]
The power meter consists of two parts: a power sensor and a power indicator. The power sensor, also known as a power meter probe, converts high-frequency electrical signals into electrical signal...[Details]
Embedded systems have strict requirements on functions, reliability, cost, volume, power consumption, etc. Various RISC microprocessors based on ARM architecture have flexible characteristics and p...[Details]
① After the instrument is powered on, it should be preheated for a certain period of time so that the stability of the crystal frequency can reach the specified index. The preheating time for the E...[Details]
As an electronic component, the main function of the inductor is to convert electrical energy into magnetic energy. This article will initially explore measurement issues other than inductor design. G...[Details]
According to the PDF document description, I didn't expect it to fail. The PDF description of the chip is so concise that I need to rely on guesswork to program. I looked through the official I2C, wh...[Details]
As automotive technology continues to advance, users' requirements for smart cars are also increasing, which requires manufacturers to provide users with more, better, and newer services and functi...[Details]
Recently, Sanan Optoelectronics announced that it had received a notice from its shareholder Fujian Sanan Group Co., Ltd. (hereinafter referred to as "Sanan Group") that Sanan Group and Hubei Changji...[Details]
The proximity sensor has a light-emitting circuit that emits pulse-modulated infrared light, and a receiving circuit that uses a filter to detect only the required frequency components, thereby avoid...[Details]