I have a question. The circuit board has an external 5V input. The power line is too long, 3 meters. The voltage is too high when it is powered on. Should I use a TVS tube? Or add a filter capacitor? ...
Ask a simple but difficult to answer circuit question: What is the nature of the ground wire GND in the circuit?During the PCB Layout process, engineers will face different GND treatments.Why is this?...
i.MX Linux Development Practical Guide : https://training.eeworld.com.cn/course/5854The first issue - Getting Started with Zero Foundation - 47 episodes The second issue - Kernel Programming - 20 epis...
[backcolor=rgb(222, 240, 251)]I designed an encoder circuit, the circuit is as follows: [/backcolor][backcolor=rgb(222, 240, 251)]Afterwards, when I turned the encoder, there were waveforms on both en...
Software Pipelining
1. C6000 Pipeline
The processing of an instruction is not completed in one step, it is divided into three stages: fetch, decode, and execute. Putting each stage into an independent...
Power drivers that generate high modulated current pulses are used in many lighting applications, from high current LEDs in DLP projectors to high power laser diodes. For example, in high-end video p...[Details]
On January 28, Chengdu Hi-tech Zone held a signing ceremony for major "good start" projects. The 14 projects that were implemented this time have a total planned investment of 27.7 billion yuan, cove...[Details]
In actual work tasks, if we want to design a signal processing system composed of analog devices such as DSP, DAC and ADC, we must take into account several important factors, and the subsequent wo...[Details]
Thermal protector elements for motors are critical components in operating automation equipment. This provides a degree of protection against excessive winding temperatures which can eventually lea...[Details]
The SJ325 portable roughness meter has the characteristics of high measurement accuracy, wide measurement range, easy operation, portability, and stable operation. It can be widely used in the detect...[Details]
When it comes to the development of 30, it is still closely related to RCA. In the 1920s, battery tubes were mainly 199, 109 and the like. These tubes have the characteristics of saving electricity...[Details]
1. Differences between Nand Flash, Nor Flash and SDRAM addresses
Nand Flash: ROM, large capacity, suitable for data storage. ARM cannot be started directly from Nand. It is necessary to copy t...[Details]
Firmware library file description The new version V3.5stm32f10x_map.h becomes stm32f10x.h Table 2. Firmware library file description (where ppp stands for peripheral) File name Description stm32f10x...[Details]
With the popularity of electric cars, the number of ECUs ( electronic control units) continues to increase. Currently, a car on the market uses an average of about 25 ECUs, and some luxury high-end m...[Details]
On the evening of October 15, the Chinese versions of Sony Xperia 1 Ⅱ and Xperia 5 Ⅱ were officially unveiled, with prices of 7,999 yuan and 5,999 yuan respectively. It is worth noting that ...[Details]
Smart car, also known as driverless car, is a kind of wheeled mobile robot. It is a comprehensive system that integrates multiple functions such as environmental perception, path planning, and auto...[Details]
;Using the 8051 serial port and the parallel output serial shift register 74LS164,
;expand the digit display to display the 10 digits 0-9 in a loo...[Details]
Thanks to the development of electronic technology, in the field of oscilloscopes monopolized by the three foreign giants, domestic oscilloscopes have also sprung up like mushrooms after rain. Represe...[Details]
Customized production of aviation-grade high-purity vanadium materials, building a vanadium battery energy storage industry chain... Recently, Chengde Vanadium Titanium New Materials Co., Ltd.'s succe...[Details]
PCB Design
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