I had the urge to do a series of topics on sound visualization. This topic is a bit difficult and covers a wide range of areas. The related FFT and FHT algorithms are also quite complicated. However, ...
[i=s]This post was last edited by alan000345 on 2020-3-11 17:44[/i]Recently, I saw " Qorvo Launches Industry's Highest-Performance Broadband GaN Power Amplifier " and found that this Qorvo product is ...
1. Bit rate
Bit rate is also called signaling rate or information transmission rate (abbreviated as information rate). Its definition is: the amount of information transmitted per unit time (per sec...
Embedded engineers all know what CPU and MCU are. There is another member that everyone often hears about: DSP
What exactly is DSP? Let’s find out through the story!...
Apple has been studying how to install a camera on the Apple Watch, and a newly published patent shows that Apple has considered installing a camera on the crown of the watch. The patent document...[Details]
Sensors and sensitive components are basic products in the electronic information equipment manufacturing industry, and are special components among the new electronic components that are being devel...[Details]
With the development of control technology, voltage and current modulation signals are more widely used. If the signal has a high harmonic content, the traditional active power measurement method wil...[Details]
LED, which is called the third lighting revolution after open flame and incandescent lamp, has broad development prospects and has been strongly supported by many countries and regions, hoping that...[Details]
1. Introduction
With the continuous development of automotive electronic technology, the anti-lock braking system (ABS) is an important part of the modern automobile safety system. The stabili...[Details]
AVR port is a true bidirectional port, unlike 51 pseudo bidirectional. This is also an advantage of AVR, just pay attention to DDRn when operating. True bidirectional port is not as convenient as p...[Details]
According to Jiwei.com, the U.S. government is negotiating with Intel and TSMC about building factories in the U.S. TSMC said that it is continuously evaluating the establishment of factories oversea...[Details]
MSP430 interrupt priority, on/off, and interrupt nesting
The priority order from high to low is:
PORT2_VECTOR (1 * 2u) /* 0xFFE2 Port 2 */
PORT1_VECTOR (4 * 2u) /* 0xFFE8 Port 1 */
TIMERA1_VEC...[Details]
The problem of no unlink device found is caused by selecting the wrong emulation downloader: solve: The above two selected models are consistent ...[Details]
STM8T141: Single-channel capacitive sensor for touch or proximity detection with shielded sensing electrode The STM8T141 is a ProxSense™ single-channel, fully integrated, charge-transfer,capacitive s...[Details]
Everledger has released a new range of anti-counterfeit bottle caps for the wine and spirits industry. In response to the growing problem of counterfeit wine worldwide (counterfeit wine alone is esti...[Details]
Preface When studying the 51 microcontroller, the first thing we came into contact with was the minimum system of the microcontroller. The minimum system of the microcontroller is also called the min...[Details]
Whether in principle or in practice, the advantages of electronic crossover have been widely recognized. But why has it not been widely promoted? I think there are two main reasons: First, the eff...[Details]
If your circuit is always tripping when you're using electronic devices, it's time to check if your circuit breaker needs to be replaced. While the average lifespan of a circuit breaker is 30 to 40 y...[Details]
When porting QT4.5 to mini2440, I encountered the problem of displaying Chinese in QT. Based on the information searched on the Internet, the solution is summarized as follows:
Step 1: Dow...[Details]
DIY/Open Source Hardware
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