Today's case focus is on the incident of a beauty body search device electrocuting someone. Ce Na,,,,, turned out to be a small visitor who copied other people's products. Ce Na couldn't even copy the...
RISC-V is an open source instruction set architecture (ISA) based on the Reduced Instruction Set (RISC). It is a completely open instruction set that can be freely used by academic institutions or com...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:12[/i] We are participating in an electronic design competition and are planning to work on a power supply. We don't know what preparations w...
I would like to ask if the infrared principle of TV remote control is the same. The crystal oscillator is 455e, what is its frequency, and what is the transmission frequency after matching 21262-1! My...
This creative clock is a spiral-patterned clock, and it does not require electricity to drive. We only need to use the spring key that comes with the clock to tighten the spring a few times, and the g...
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
Dong Yang, executive vice president of the China Association of Automobile Manufacturers, said on the 26th that according to the authorization of the Ministry of Industry and Information Technology...[Details]
International Solar Photovoltaic Network News: Chinese inverter company Sungrow announced that it will build a 3GW photovoltaic inverter manufacturing plant in Bangalore, the capital of Karnataka, ...[Details]
The Sino-US trade war has already started. Trump's series of actions have had a negative impact on the global economy, such as increasing tariffs on Chinese companies and restricting domestic compa...[Details]
The status of interrupts in developing embedded systems is absolutely unquestionable. In the era of C51 microcontrollers, there were only 5 interrupts, including 2 external interrupts, 2 timer/counte...[Details]
In the actual project development process, hardware circuits often need to be modified, and the modified parts need to modify the driver. Thinking about the coming and going of such requirements is t...[Details]
After searching a lot of information, I finally understood the time base timer. I did not use any library functions but operated the registers directly. The following introduces the systick in STM32...[Details]
In simple terms, high-end chips solve many complex problems, mid-range chips solve a single complex problem, and low-end chips solve a simple problem. Let's learn more about the relevant content wi...[Details]
When Amazon launched its first
cloud computing
service, the outside world was not optimistic about this direction, as it had high investment, low profits and many uncertainties. Let's follo...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
LAN8720 test code arrangement 1. Modified based on two projects, namely "Experiment 55 Network Communication Experiment" of Zhengdian Atom ATK and "STSW-STM32070" routine of ST official The hardware ...[Details]
This is my first time writing an STM32 program. I have many questions to ask. I want to convert the data of the SO of MAX6675 into the actual temperature and read it out using the serial port tool. I...[Details]
At present, the Beidou system has achieved industrial breakthroughs and leapfrog development in five major areas, including the automotive OEM market, smart phones, and high-precision applications....[Details]
The F1 racetrack is roaring with engines, and a fierce F1 race is about to begin. I am not a fan of racing cars, and I have nothing to do with this world, but
I spent a special day here
because...[Details]
1. Introduction to MC68K CPU The MC683xx series of microcontrollers are composed of the famous MOTOROLA 32-bit microprocessors such as MC68K, 68020, 68040, and the compatible 68K, CPU32, CPU3...[Details]