The niece of forum member long521 , a very cute little girl, was just 5 years old. On November 22, 2019, she was diagnosed with acute lymphocytic leukemia at the Children's Hospital Affiliated to Zhej...
I am currently researching an AC/DC solution of around 10W.
I would like to ask all the teachers: How can we achieve the lowest cost?
If it is made in a non-isolated way, will there be any security is...
[align=left][font=微软雅黑][size=3]On May 23, the front page of Nanyang Daily published an article titled "Water hydrogen engine officially rolled off the production line, municipal party secretary praise...
There is a problem that has troubled me for a long time, as shown in the figure above. This is the schematic diagram of the linear thyristor power supply. When the X capacitor is not added, the EMC te...
IntroductionHyperscale data centers need to scale as system demands increase. Ethernet has become the preferred network protocol for server-to-server communications required by hyperscale data centers...
Common memory concepts: RAM, SRAM, SDRAM, ROM, EPROM, EEPROM, Flash memory can be divided into many categories. According to whether the data is lost when power is off, it can be divided into RAM (...[Details]
On October 17, at the 2024 World Intelligent Connected Vehicle Conference which opened today, Yu Chengdong, Huawei's executive director, chairman of the Terminal BG, and chairman of the Intelligent...[Details]
We often see various kinds of batteries in daily life. Each battery has its own capacity. For the same battery, the capacity discharged will be different if the discharge current is different. How ...[Details]
1. Timer Block Diagram S3c2440 has five 16-bit timers. As shown in the following block diagram: 1. Timers 0, 1, 2, and 3 have pulse width modulation (PWM) capabilities. Timer 4 has an interna...[Details]
Today I accidentally saw the introduction of on-chip EEPROM in the STC series chip manual and was ecstatic.
It turns out that the STC microcontroller itself has EEPROM, but it's a pity that I discove...[Details]
Photovoltaic cells are made using the photovoltaic effect of semiconductor materials. The so-called photovoltaic effect refers to the phenomenon that semiconductor materials absorb light energy, pho...[Details]
In college, you must master some basic knowledge (this is necessary, after all, you don’t know what job you will do after graduation). The basic knowledge mainly includes analog circuits and digital ...[Details]
0 Preface
Stepper motor is a widely used motor in industrial control. It can directly convert digital signals into angular displacement or linear displacement. The driving speed and command pulse...[Details]
Common registers The above are the registers corresponding to different working modes. The key points to know are sp: stack pointer is used to save the memory address corresponding to the top of th...[Details]
I have made many ICL7107 digital voltage meters but none of them worked. Today I changed to a microcontroller with AD. The AD code can be found on the Internet. I will not post the circuit. The digita...[Details]
Electromagnetic flowmeters are divided into two types based on the display method: split type electromagnetic flowmeter and integrated type electromagnetic flowmeter. (Wedge flowmeter)
The split-typ...[Details]
Half-bridge topology circuit structure
The half-bridge transformer in Figure 3 is another option for high power requirements. In contrast to the single-switch or dual-switch forward transformer, th...[Details]
On March 17, Zhejiang held a province-wide launch event for major projects to expand effective investment. 28 major projects in Ningbo participated in the launch, including the Ningbo Kunpeng Ecologi...[Details]
Copy the code from Atom Brother: http://www.openedv.com/posts/list/17347/htm Atom's tutorial has more detailed comments and netizens' replies, which are only recorded here. This is based on IAR. Un...[Details]
Jiwei.com reported on May 19 that OPPO officially announced today that it will release the new Reno6 series on May 27. The phone has been connected to the network. Let’s take a look at the specific c...[Details]