[align=left][color=rgb(51, 51, 51)]This article selects 8 classic problems in PCB design and gives detailed answers. The questions involve the method of selecting inductors when filtering, the reason ...
Compared with traditional short-range communications such as RFID, infrared, and Bluetooth, near-field communication (NFC) has inherent security and rapid connection establishment. The following is a ...
I recently started to learn MSP430. Among all the single-chip microcomputers, clock setting is undoubtedly the most basic task! Especially for the current single-chip microcomputers, there are two typ...
Feedback: It can be described as sending part or all of the output (voltage or current) of the amplifier circuit back to the input of the amplifier circuit in a certain way. We sometimes call the ampl...
Recently, a group of photos have attracted widespread attention. One of them was taken by my country's "Maritime Silk Road No. 1" satellite, and the other was taken by a foreign satellite. The foreign...
[Event Details] Prize-giving Event | Stand on NI's shoulders and explore the mysteries of data together[Event time] From now until March 31, 2021[How to participate]1. Click the " I want to participat...
If the mobile power bank is not used, it will break easily. So how should the mobile power bank be maintained so that it will not break easily if it is not often used? Just pay attention to the fol...[Details]
Nordic Semiconductor has announced a collaboration with PacketPack, a San Diego, California-based developer of Bluetooth® Low Energy (Bluetooth LE) stacks, to launch a Bluetooth LE Audio evaluation p...[Details]
A source measure unit (SMU) is an instrument that can source current or voltage and measure current and voltage. Used for IV characterization of various devices and materials, SMUs are designed to me...[Details]
Experimental requirements Implement a stopwatch display. Specifically, draw a MSC51 microcontroller and two eight-segment digital tubes. After running, the digital tubes will display 00-59 in sequenc...[Details]
At EuroShop 2020, Interroll announced the rebranding of its Center of Excellence (CoE) in Denmark. From March 1, 2020, the CoE will focus on commercial belt drives and conveyors. This decision shows ...[Details]
The following picture is from a PPT presentation by Wei Shaojun, a professor at the Department of Micro-Nano Electronics at Tsinghua University, at the "2016 China (Shenzhen) Integrated Circuit Innov...[Details]
As we all know, all vehicles equipped with engines must meet the National VI emission regulations. Starting from the "Light Vehicle Pollutants and Measurement Methods (China Phase VI)" issued on De...[Details]
China Energy Storage Network:
In the first half of 2019, State Grid achieved operating revenue of 1.24 trillion yuan, a year-on-year increase of 3.33%, but net profit was 30.4 billion yuan, a...[Details]
Design Notes 1. Design the overall system solution based on the system functional requirements and considering the cost-effectiveness of the product, including the selection of the system, the functi...[Details]
void delay(char n) { char i; for(i=n;i 0;i--); //Look at the assembly and you will find that 3 instruction cycles are used here. The 4M crystal oscillator is 3us and the 51 microcontroller 12...[Details]
introduction
Infrared remote control technology has been widely used in industrial control, instrumentation, home appliances and other fields due to its stable performance, simple structure an...[Details]
.In order to ensure the quality of the intelligent high-frequency switching power supply system, we organized a number of technical personnel to inspect multiple manufacturers to understand the manu...[Details]
1 Introduction AC-DC power adapters are widely used, such as in laptops, LCD monitors, and printers. These power adapters are in no-load standby mode for a long time, and the usage is huge, which lea...[Details]
introduction
There is no substitute for good planning, design, and filtering steps when designing power converters to meet electromagnetic compatibility (EMC) requirements. It is often not possible...[Details]
On the morning of May 11, Apple officially announced the discontinuation of iPod touch. As the last member of the iPod music player series, the discontinuation of iPod touch means that "iPod" has exi...[Details]
PCB Design
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