I recently bought a HUB on Taobao. The merchant showed it as a HUB3.0 expansion dock. After testing, I found that it could not measure 3.0 data. After disassembling it, I was able to reveal its true a...
Although overflow cannot be completely avoided during program development, it poses a huge threat to the system. Due to the particularity of the system, when overflow occurs, attackers can exploit its...
Three issues about LDO load regulation, linear regulation and voltage drop1. Is the calculation of LDO load regulation and linear regulation the same as that of switching power supply? Is linear regul...
BMP085 is a digital sensor that can directly obtain the temperature and atmospheric pressure detection values of the environment, so it is very easy to use. Combining it with an OLED screen can form a...
This section will use the large-scale integrated circuit DAC0831 to realize D/A conversion, and introduce the DAC0832 pin diagram and interface circuit. ADC0809 is used to realize A/D conversion. 1. ...[Details]
Recently, Sunlord Electronics said that the company's precision inductor products mainly have technical advantages such as high frequency, miniaturization, low power consumption, high conversion rate...[Details]
A digital UWB (ultra-wideband) pulse generator can be implemented using most FPGAs. This design creates a pulse signal that is twice the frequency of the FPGA clock (Figure 1). Previous designs use...[Details]
The charging device of an electric vehicle is equivalent to a fuel filling station for automobiles. It can provide energy for the vehicle to run continuously through repeated charging. When China bega...[Details]
The so-called "pink screen" issue is reportedly affecting a small number of iPhone 13 units, and Apple Support believes it is a software issue rather than a hardware problem. Some users reported th...[Details]
Definition of PLC
A programmable controller is a digital computing electronic system designed for use in industrial environments. It uses a programmable memory to store instructions for execut...[Details]
Shanghai, China, September 14, 2023 - Toshiba Electronic Components and Storage Corporation ("Toshiba") today announced the further expansion of the ThermoflaggerTM over-temperature detection IC prod...[Details]
Common places where impedance is mentioned in general audio equipment include speaker impedance, input impedance of pre- and post-amplifiers, output impedance of pre-amplifiers (post-amplifiers are us...[Details]
To thoroughly understand the factors that affect the performance of lithium-ion batteries, you must first know the discharge/charging principles and general structural composition of lithium-io...[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 pse...[Details]
I have been using STM32 to do projects for a while, but I suddenly found that I don’t know anything about NVIC, so today I reviewed the knowledge of NVIC and my own understanding of NVIC interrupt pr...[Details]
CINNO Research Industry News, Panasonic and Nissan Motor have jointly developed the "Intelligent Room Mirror (electronic rearview mirror)", which can not only greatly improve image clarity and nightt...[Details]
According to the frequency of the emitted radar waves, it can be divided into high-frequency radar and low-frequency radar. The high-frequency microwaves emitted by high-frequency radar are above 20G...[Details]
In recent years, LED electronic display screens have attracted increasing attention as a high-tech product. They can display text, graphics and image information in real time or in a loop. They have ...[Details]
Mobile and portable
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